SIMCom A7600E-H Hardware Design
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A7600E-H CAT4 Series-PCIE Hardware Design V1.01
A7600E-H CAT4 Series-PCIE
Hardware Design
LTE Module
SIMCom Wireless Solutions Limited
SIMCom Headquarters Building, Building 3, No. 289 Linhong
Road, Changning District, Shanghai P.R. China
Tel: 86-21-31575100 [email protected] www.simcom.com www.simcom.com 1 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
Document Title:
Version:
Date:
Status:
A7600E-H CAT4 Series PCIE Hardware Design
1.01
2021-02-24
Released
GENERAL NOTES
SIMCOM OFFERS THIS INFORMATION AS A SERVICE TO ITS CUSTOMERS, TO SUPPORT
APPLICATION AND ENGINEERING EFFORTS THAT USE THE PRODUCTS DESIGNED BY SIMCOM.
THE INFORMATION PROVIDED IS BASED UPON REQUIREMENTS SPECIFICALLY PROVIDED TO
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FOR ADDITIONAL RELEVANT INFORMATION, INCLUDING ANY INFORMATION THAT MAY BE IN THE
CUSTOMER’S POSSESSION. FURTHERMORE, SYSTEM VALIDATION OF THIS PRODUCT
DESIGNED BY SIMCOM WITHIN A LARGER ELECTRONIC SYSTEM REMAINS THE RESPONSIBILITY
OF THE CUSTOMER OR THE CUSTOMER’S SYSTEM INTEGRATOR. ALL SPECIFICATIONS
SUPPLIED HEREIN ARE SUBJECT TO CHANGE.
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OF SIMCOM WIRELESS SOLUTIONS LIMITED COPYING, TO OTHERS AND USING THIS DOCUMENT,
ARE FORBIDDEN WITHOUT EXPRESS AUTHORITY BY SIMCOM. OFFENDERS ARE LIABLE TO THE
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CHANGE WITHOUT NOTICE AT ANY TIME.
SIMCom Wireless Solutions Limited
SIMCom Headquarters Building, Building 3, No. 289 Linhong Road, Changning District, Shanghai P.R.
China
Tel: +86 21 31575100
Email: [email protected]
For more information, please visit: https://www.simcom.com/download/list-863-en.html
For technical support, or to report documentation errors, please visit: https://www.simcom.com/ask/ or email to: [email protected]
Copyright © 2021 SIMCom Wireless Solutions Limited All Rights Reserved. www.simcom.com 2 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
Version History
Date Version
2020-09-09 1.00
2021-02-24 1.01
Description of change
Original
1.Increase weight information
2.Modify the description of power supply requirements
Author
Gaochao.li
Cunbao.feng
Xiaojun.guo www.simcom.com 3 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
Contents
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A7600E-H CAT4 Series-PCIE Hardware Design V1.01
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A7600E-H CAT4 Series-PCIE Hardware Design V1.01
Table Index
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A7600E-H CAT4 Series-PCIE Hardware Design V1.01
Figure Index
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A7600E-H CAT4 Series-PCIE Hardware Design V1.01
1 Introduction
This document describes the hardware interface of the module, which can help users quickly understand the interface definition, electrical performance and structure size of the module. Combined with this document and other application documents, users can understand and use A7600E-H CAT4 Series-PCIE module to design and develop applications quickly. SIMcom provides a set of evaluation boards to facilitate
A7600E-H CAT4 Series-PCIE module testing and use. The evaluation board tools include an EVB board, a
USB cable, an antenna, and other peripherals.
1.1 Product Outline
Aimed at global market, the A7600E-H CAT4 Series-PCIE modules support 4 air-interface standards including GSM, WCDMA, LTE-TDD and LTE-FDD. Users can choose the module according to the wireless network configuration. The supported radio frequency bands are described in the following table.
So far, the following models have been included that A7600E-HNVD / A7600E-HNVW.
Please refer to the table below for detailed frequency bands:
Table 1: A7600E-H CAT4 Series-PCIE Series Frequency Bands
Standard Frequency
GSM
WCDMA
LTE-FDD
EGSM 900MHz
DCS 1800MHz
BAND 1
BAND 8
LTE-FDD B1
LTE-FDD B3
LTE-FDD B5
LTE-FDD B7
LTE-TDD
Diversity antenna
Category
LTE-FDD B8
LTE-FDD B20
LTE TDD B38
LTE TDD B40
A7600E-HNVD
CAT4
A7600E-HNVW
CAT4 www.simcom.com 8 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
NOTE
A7600E-H CAT4 series PCIE does not support audio interface function, A7600E-H CAT4 series PCIEA supports audio interface function.
The A7600 CAT4 series PCIE(A)D module has a built-in DC-DC chip, which can be powered by a lower
VCC voltage.
The A7600E-H series has many functional configurations. PCIE boards of different frequency bands can be provided according to customer needs. For specific needs, please contact local sales.
1.2 Hardware Interface Overview
A7600E-H CAT4 Series-PCIE provides various hardware interfaces.
●
●
Power Supply
●
●
●
●
●
USB2.0 Interface
PERST#
W_DISABLE#
LED_WWAN#
WAKE#
●
●
●
USIM Interface
UART Interface (support CTS/RTS flow control)
I2C Interface
Analog Audio Interface www.simcom.com 9 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
1.3 Hardware Block Diagram
The following figure is A7600E-H CAT4 Series-PCIE hardware block diagram.
Main Antenna
Diversity antenna
(
Optional
)
26MHz
XO
PCM
I2C
Codec
(Optional)
EAR_N
EAR_P
MIC_N
MIC_P GSM/UMTS
/LTE
RF FEM
UMTS
/LTE
RF FEM
Master receiving
Diversity receiving transmit
UMTS/LTE PA
RF
Transceiver
NOR
FLASH
ASR Chip
Baseband processor
(Built-in
256Mbit
DDR2)
WAKE#
I2C
USB
USIM
W_DISABLE#
LED_WWAN#
UART
PERST#
GSM PA
Power
Management
Crystal
32KHz
DCDC
(Optional)
VCC
SIM CARD
Figure 1: A7600E-H CAT4 Series-PCIE Block Diagram
1.4 Functional Overview
Table 2: A7600E-H CAT4 Series-PCIE Key Features
Feature
Power supply
Power consumption
Frequency bands
Transmitting power
Implementation
voltage range:
3.4V~4.2V (3.8V typical) for A7600E-H Cat4 series PCIE(A)
3.0V~3.6V (3.3V typical) for A7600E-H Cat4 series PCIE(A)D
Current consumption in sleep mode: <5mA
Please refer to the table 1
GSM/GPRS power level :
-- GSM850/EGSM900: 4 (33dBm ± 2dB)
--DCS1800/PCS1900: 1 (30dBm ± 2dB) www.simcom.com 10 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
Data Transmission
Throughput
Antenna
SMS
EDGE power level :
-- GSM850/EGSM900: E2 (27dBm ± 3dB)
-- DCS1800/PCS1900: E1 (26dBm+3/-4dB)
UMTS power level :
--WCDMA: 3 (24dBm+1/-2dB) :
LTE power level: 3 (23dBm ± 2.7dB)
GPRS Multiple time slot level 12
EDGE Multiple time slot level 12
UMTS R99 : 384 kbps DL/UL
HSPA+ : 5.76 Mbps(UL), 42 Mbps(DL)
FDD-LTE category 4 : 150 Mbps (DL) , 50 Mbps (UL)
TDD-LTE category 4 : 130 Mbps (DL) , 35 Mbps (UL)
GSM/UMTS/LTE Main antenna interface
LTE Diversity antenna interface
MT,MO, CB, Text , PDU mode
Short Message ( SMS ) storage device: USIM Card, CB does not support saving in SIM Card
Support CS domain and PS domain SMS
USIM interface Support identity card: 1.8V/ 3V
USIM application toolkit
Support SAT class3, GSM 11.14 Release 99
Support USAT
Phonebook management Support phonebook types : SM/FD/ON/AP/SDN
Audio feature
UART interface
USB
Firmware upgrade
Physical characteristics
Temperature range
According to user needs, customized modules supporting analog audio interface (A7600E-H CAT4 series PCIEA, optional)
Full function serial port
Baud rate support from 9600bps to 3.6Mbps
AT command and data can be sent through serial port
Support RTS/CTS Hardware flow control
Support serial port multiplexing function conforming to GSM 07.10 protocol
USB 2.0 compliant, host mode not supported.
This interface can be used for AT command sending, data transmission.
Firmware upgrade over USB interface
Size: 50.80*31*5.1mm
Weight: 11g ( Typical )
Normal operation temperature: -30°C to +80°C
Extended operation temperature: -40°C to +85°C*
Storage temperature -45°C to +90°C
NOTE
Module is able to make and receive voice calls, data calls, SMS and make GPRS /LTE traffic in -40 ℃
~+85 ℃ . The performance will reduce slightly from the 3GPP specifications if the temperature is outside of the normal operating temperature and still within the extreme operating temperature. www.simcom.com 11 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
2 Package Information
2.1 Pin Out Diagram
The module has 52 pins.
Figure 2 : A7600E-H CAT4 Series-PCIE Pin out Diagram
2.2 Pin Description
Table 3: Pin Description
Pin name Pin number I/O Description
Power supply
Comment
VCC 2,24,39,41,52 I Power supply for module
Recommende d voltage value:
A7600E-H www.simcom.com 12 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
CAT4 series
PCIE(A): 3.8V
A7600E-H
CAT4 series
PCIE(A)D:
3.3V
GND
4,9,15,18,21,2
6,27,29,34,35,
37,40,43,50
Reset
PERST# 22
USB 2.0
USB_DP
USB_DN
38
36
USIM card interface
I
Ground
Reset input (Active low)
I/O
USB 2.0 high speed port for data transfer, voice call, debug and FW download, etc.
USIM_VDD
USIM_DATA
USIM_CLK
USIM_RST
USIM_DET
8
10
12
14
16
-
If unused, keep open.
If unused, keep open.
O
I/O
O
O
I
Power output for USIM card, its output Voltage depends on USIM card type automatically. Its output current is up to 50mA.
USIM Card data I/O, which has been pulled up via a 4.7K
Ω resistor to USIM_VDD internally.
Do not pull it up or down externally.
USIM clock.
-
-
USIM Reset.
USIM card detect.
Make sure the rise time and fall time of USIM_CLK less than
40ns
-
For specific information, please refer to the document
[23]
UART interface
UART_CTS
UART_RTS
11
13
UART_RXD 17
UART_TXD 19
UART_RI 44
UART_DTR 46
I2C interface
SCL 30
I
O
I
O
Clear to Send
Request to send
Receive Data
O Transmit Data
O Ring Indicator
I DTE get ready
I2C clock output
If unused, keep open
If unused, www.simcom.com 13 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
SDA 32 I/O I2C data input/output keep open.
The internal has been pulled up to
1.8V through a 2.2K resistor.
Others
WAKE#/MIC
P
MIC_N
EAR_P
EAR_N
_
1
3
5
7
W_DISABLE# 20
I/O A7600E-H CAT4 Series-PCIE: Wake up host, output
A7600E-H CAT4 Series-PCIEA: MIC positive, input
I
O
O
A7600E-H CAT4 Series-PCIE: NC
A7600E-H CAT4 Series-PCIEA: MIC negative input
A7600E-H CAT4 Series-PCIE: NC
A7600E-H CAT4 Series-PCIEA: Receiver positive output
A7600E-H CAT4 Series-PCIE: NC
A7600E-H CAT4 Series-PCIEA: Receiver negative output
I
Flight mode control interface
O Network Status Indication output
If unused, keep open.
If unused, keep open.
If unused, keep open.
LED_WWAN# 42
NC
6,23,25,28,31,
33,45,47,48,4
9,51
-- No connection Keep open www.simcom.com 14 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
2.3 Package Dimensions
Figure 3: Dimensions of A7600E-H CAT4 Series-PCIE (Unit: mm) www.simcom.com 15 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
3 Interface Application
3.1 Power Supply
The recommended power supply voltage of A7600E-H CAT4 Series-PCIE is 3.8V.
When the module is at the maximum power in GSM TX mode, the peak current can reach 2A.
It is recommended to place two 0.1/1uf capacitors close to VBAT. Two capacitors of 33 / 10PF are added to improve the RF performance and system stability. Add 300-400uf voltage stabilizing capacitor (tantalum capacitor is recommended to enhance the power supply transient response ability in case of sudden current). It is recommended that the width of the VBAT trace between the power supply on the PCB and the module is at least 2mm.
Table 4 : VCC pins electronic characteristic
Symbol Parameter Min Type Max Unit
I
VCC(A7600E-H CAT4 Series-PCIE(A)D) Power supply voltage
VCC(A7600E-H CAT4 Series-PCIE(A))
VCC
Power supply voltage
3.0 3.3
3.4 3.8
Supply current capability - 2
3.6 V
4.2 V
- A
3.2 Power on/PERST#
3.2.1 Power on
A7600E-H CAT4 Series-PCIE automatically power on when PCIE VCC powered.
Power domain ( VBAT )
Module
VBAT
50K
PWRKEY
1K
Logic circuit
0 Ω
Figure 4 : Power on Reference Circuit www.simcom.com 16 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
3.2.2 PERST#
A7600E-H CAT4 Series-PCIE can be reset by pulling the PERST# pin down to ground.
※ NOTE
It is recommended to use PERST# pin only in emergency situations. For example, the module is not responding.
The PERST# pin has been pulled up with a 50K
Ω resistor to VCC internally, so there is no need to pull it up externally. Please refer to the following figure for the recommended reference circuit.
Module
VBAT
T reset 50K
Reset Impulse
4.7K
RESET#
Reset
Logic
100nF
47K
Figure 5: PERST# Reference Circuit
Table 5: PERST# Pin Electronic Characteristic
Symbol Description Min. Typ. Max. Unit
TPERST#
VIH
VIL
The active low level time impulse on
2
PERST# pin to reset module
Input high level voltage 2.94
Input low level voltage 0
2.5
-
0
-
VCC V
0.5
S
V
※ NOTE
It is recommended to use the PERST# pin only in emergency situations, such as when the module does not respond. The reset time is recommended to be 2.5s. www.simcom.com 17 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
3.3 UART Interface
3.3.1 UART reference design
The A7600E-H CAT4 series-PCIE provides a 1.8V serial bus. When the user uses a full-featured serial port, please refer to the following connection method:
MODULE ( DCE) HOST ( DTE)
UART
TXD
RXD
RTS
DTR
RI
TXD
RXD
RTS
CTS
DTR
RING
UART
Figure 6: UART Full model
When using 2-wire serial port, please refer to the following connection mode:
MODULE ( DCE) HOST ( DTE)
UART
TXD
RXD
RTS
CTS
TXD
RXD
RTS
CTS
UART
Figure 7: UART Null model
The A7600E-H CAT4 Series-PCIE UART is 1.8V interface. A level shifter should be used if user’s application is equipped with a 3.3V UART interface. The level shifter TXB0108RGYR provided by Texas
Instruments is recommended. The reference design of the TXB0108RGYR is in the following figures. www.simcom.com 18 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
MODULE
UART
TXD
RXD
RTS
CTS
DTR
RI
External 1.8V
100nF
47K
TXB0108RGYR
A1
A2
A3
A4
A5
A6
A7
A8
VCCA
OE
VCCB
GND
B1
B2
B3
B4
B5
B6
B7
B8
47K
3.3V
100nF
TXD_3.3V
RXD_3.3V
RTS_3.3V
CTS_3.3V
DTR_3.3V
RI_3.3V
Figure 8: Reference circuit of level shift
The following figure shows the use of triode for level shifter circuits. The circuit with dotted line can refer to the circuit with solid line TXD and RXD, and attention shall be paid to the direction of signal.
The recommended triode model is MMBT3904.
VDD_1V8
VIO_MCU
MODULE DTE
TXD
RXD
MCU_RXD
MCU_TXD
VDD_1V8
RTS
CTS
GPIO
CTS
RTS
GPIO
GND GND
Figure 9: Triode level conversion circuit
NOTE
1. A7600E-H CAT4 Series-PCIE supports the following baud rate: 9600, 19200, 38400, 57600,
115200, 230400, 460800, 921600, 1842000, 3686400. Default baud rate is 115200bps.
2. Due to the existence of parasitic capacitance of triode, it will affect the edge of high-speed digital signal. It is not recommended to use this circuit when the signal speed is higher than 115200bps. www.simcom.com 19 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
3.3.2 RI and DTR description
The RI pin can be used as an interrupt to wake up the host. Normally, it maintains a high voltage output.
When a short message or URC report is received, RI outputs a low voltage for 120ms (SMS)/60ms (URC), and then returns to a high voltage state ; RI will output low voltage. when receiving a telephone call as the called party, RI outputs low voltage, and then it will remain low voltage until the host accepts the call using the "ATA" command, or the caller stops calling RI will resume outputting high level.
RI
High
Idle
120ms/60ms low voltage output when receiving SMS or any URC report.
Low
RI
High
Idle incoming voice call only. Clear by end the call or answer.
Low
Figure 10 : RI behaviour ( SMS,URC report and incomming call )
DTR can be used as the sleep wake-up pin of A7600E-H CAT4 series PCIE. When the module enters sleep mode, pulling down DTR can wake up module.
3.4 USB 2.0
A7600E-H CAT4 Series-PCIE contains a USB interface compliant with the USB2.0 specification, but does not support USB charging function and does not support USB HOST mode. It supports high speed
(480Mbps) and full speed (12Mbps). The interface can be used for AT command sending, data transmission, software debugging and upgrading. Map out ttyUSB1-ttyUSB2 under Linux or android system (refer to
Linux or android debugging document for details).
USB is the main debugging port and software upgrade interface. Please refer to the following figure for the recommended reference circuit.
MODULE
HOST
USB
USB_DN
USB_DP
GND
D1 D2
D-
D+
GND
USB
Figure 11: USB Reference Circuit www.simcom.com 20 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
NOTE
The USB data cable must be strictly routed in 90Ω +/- 10% differential. The TVS devices D1 and D2 on the data line must be selected with equivalent capacitance less than 1pF.
3.5 USIM Interface
A7600E-H CAT4 Series-PCIE supports both 1.8V and 3.0V USIM Cards. The interface power of the
USIM card is provided by the voltage regulator inside the module, and the normal voltage value is 3V or 1.8V.
3.5.1 USIM Electronic characteristic
Table 6: USIM Electronic characteristic in 1.8V mode (USIM_VDD =1.8V)
Symbol
USIM_VDD
V
IH
V
IL
V
OH
V
OL
Parameter Min.
LDO power output voltage 1.62
High-level input voltage
Low-level input voltage
0.7*USIM_VDD -
-0.4 0
High-level output voltage USIM_VDD -0.4 -
Low-level output voltage 0 0
Typ. Max.
1.8 1.98
Table 7: USIM Electronic characteristic 3.0V mode (USIM_VDD =3V)
Unit
V
USIM_VDD +0.4 V
0.25*USIM_VDD V
USIM_VDD V
0.25*USIM_VDD V
Symbol Parameter Min. Typ. Max. Unit
USIM_VDD
V
IH
LDO power output voltage 2.7
High-level input voltage 0.7*USIM_VDD
3
-
3.3 V
USIM_VDD +0.4 V
V
IL
V
OH
Low-level input voltage
High-level output voltage
-0.4
USIM_VDD
-0.45
0
0
-
0.25*USIM_VDD V
USIM_VDD V
V
OL
Low-level output voltage 0 0.25*USIM_VDD V
3.5.2 USIM reference design
It is recommended to refer to the following circuit to design the SIM card circuit, 100nF decoupling capacitor, TVS can be reserved. www.simcom.com 21 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
MODULE
USIM_VDD
USIM_RST
USIM_CLK
USIM_DATA
22 Ω
22 Ω
22 Ω
SIM Socket
VCC
RST
CLK
GND
VPP
I/O
100nF
NM
Figure 12: USIM interface reference circuit
MODULE
VDD_1V8
USIM_VDD
USIM_RST
USIM_CLK
USIM_DET
USIM_DATA
47K
22 Ω
22 Ω
22 Ω
22 Ω
SIM Socket
VCC
RST
CLK
PRESENCE
GND
VPP
I/O
GND
100nF
NM
Figure 13: USIM interface reference circuit (8PIN)
NOTE
1.
USIM_DATA has been pulled up to USIM_VDD through a 4.7KΩ resistor, the external circuit does not need to be pulled up
2. USIM_CLK is very important signal; customer must make sure the rise time and fall time of
USIM_CLK less than 40ns.
3.6 I2C Interface
The module provides one set of I2C interfaces, support standard speed clock frequency 100Kbps, support high speed clock frequency 400Kbps, its operation voltage is 1.8V.
I2C is open-drain output, and the reference circuit is as follows: www.simcom.com 22 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
MODULE
SCL
SDA
GND
SCL
SDA
GND
Equipment
Figure 14: I2C reference circuit
NOTE
SCL and SDA have pull-up resistor inside, external resistor is not needed.
3.7 LED_WWAN#
The LED_WWAN# pin can be used to drive a network status indication LED by default. Reference circuit is recommended in the following figure:
VCC
R
LED_WWAN#
GPIO
GND
MODULE
Figure 15: LED_WWAN# Reference Circuit
NOTE
The value of the resistor named “R” depends on the specific parameters of VCC and LED.
LED_WWAN# signal is used to control the LED lights that indicate the status of the network. The working status of this pin is shown in the table below. www.simcom.com 23 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
Table 8: 2G/3G mode LED_WWAN# pin status
LED Status
Always On
200ms ON, 200ms OFF
800ms ON, 800ms OFF
OFF
Module status
Searching Network
Data Transmit
Registered network
Power off / AT+CSCLK=1, and DTR is pulled high.
Table 9: LTE mode LED_WWAN# pin status
LED Status
Always On
200ms ON, 200ms OFF
OFF
Module status
Searching Network
Data Transmit/Registered
Power off / AT+CSCLK=1, and DTR is pulled high.
3.8 W_DISABLE#
The W_DISABLE# pin can be used to control A7600E-H CAT4 Series-PCIE to enter or exit the Flight mode.
In Flight mode, the RF circuit is closed to prevent interference with other equipments and minimize current consumption.
1.8V
1.8V
60K
4.7K
W_DISAB LE
GPI O Switch
4.7K
MODULE
Figure 16: W_DISABLE# Reference Circuit
※
NOTE
The bidirectional TVS is recommended to be placed close to the module to enhance the anti-ESD performance. www.simcom.com 24 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
Table 10: W_DISABLE# Pin Electrical Characteristic
Symbol
V
IH
V
IL
Parameter
High-level input voltage
Low-level input voltage
Min
1.26
-0.4
Type
1.8
0
Max
2.2
0.45
Unit
V
V
3.9 WAKE#
WAKE# interface and Mic_ P interface share the same physical interface . As the first pin of A7600E-H
CAT4 series-PCIE, the WAKE# pin can be used as an interrupt signal to host.
The WAKE# pin is externally pulled up to the 1V8 power supply. When the module receives a short message or URC report, WAKE# outputs a low level for 120ms (short message)/60ms (URC), and then returns to a high level state; When receiving a telephone call as the called party, WAKE# outputs a low level and keeps it low until the host accepts the call using the "ATA" command, or the caller stops calling the RI.
WAKE#
HIGH
Idle
1 2 0 m s / 6 0 m s l o w v o l t a g e output when receiving SMS or any URC report.
LOW
WAKE#
HIGH
LOW
Idle incoming voice (CSD, video) call only.
Clear by end the call or answer.
Figure 17: WAKE# behaviour
However, if the module is used as caller, the WAKE# will remain high. Please refer to the following figure.
WAKE#
HIGH
LOW
Idle Ring Establish the call
Hang up the call
Idle
Figure 18: WAKE# behaviour as a caller www.simcom.com 25 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
WAKE# Reference circuit is recommended in the following figure:
VCC
R pull-up
MODULE
HOST
WAKE#
Interrupt input
VDD_1V8
GPIO
GND
Figure 19: WAKE# Reference Circuit
NOTE
Modules with MIC_P function (under development) do not support WAKE# function. www.simcom.com 26 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
4 RF Specifications
4.1 GSM/UMTS/LTE Specifications
Table 11: Conducted transmission power
Frequency
EGSM900
DCS1800
EGSM900 (8-PSK)
DCS1800 (8-PSK)
WCDMA B1
WCDMA B8
LTE-FDD B1
LTE-FDD B3
LTE-FDD B5
LTE-FDD B7
LTE-FDD B8
LTE-FDD B20
LTE-TDD B38
LTE-TDD B40
Power
33dBm ±2dB
30dBm ±2dB
27dBm ±3dB
26dBm +3/-4dB
24dBm +1/-3dB
24dBm + 1/-3dB
23dBm +/-2.7dB
23dBm +/-2.7dB
23dBm +/-2.7dB
23dBm +/-2.7dB
23dBm +/-2.7dB
23dBm +/-2.7dB
23dBm +/-2.7dB
23dBm +/-2.7dB
Table 12: 2G/3G frequency band information
Min.
5dBm ± 5dB
0dBm ± 5dB
5dBm ± 5dB
0dBm ±5dB
<-50dBm
<-50dBm
<-40dBm
<-40dBm
<-40dBm
<-40dBm
<-40dBm
<-40dBm
<-40dBm
<-40dBm
Frequency
EGSM900
DCS1800
WCDMA B1
WCDMA B8
DL
925 ~ 960MHz
1805 ~ 1880 MHz
2110 ~ 2170 MHz
925 ~ 960 MHz
Table 13: E-UTRA operating bands
E-UTRA
1
3
5
UL Freq.
1920 ~ 1980 MHz
1710 ~ 1785 MHz
869 ~ 894 MHz
DL Freq.
2110 ~ 2170 MHz
1805 ~ 1880 MHz
824 ~ 849 MHz
UL
880 ~ 915 MHz
1710 ~ 1785 MHz
1920 ~ 1980 MHz
880 ~ 915 MHz
Duplex Mode
FDD
FDD
FDD www.simcom.com 27 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
7
8
20
38
40
2500 ~ 2570 MHz
880 ~ 915 MHz
832 ~ 862 MHz
2570 ~ 2620 MHz
2300 ~ 2400 MHz
2620 ~ 2690 MHz
925 ~ 960 MHz
791 ~ 821 MHz
2570 ~ 2620 MHz
2300 ~ 2400 MHz
FDD
FDD
FDD
TDD
TDD
Table 14: Conducted receive sensitivity
Frequency
EGSM900
DCS1800
WCDMA B1
WCDMA B8
LTE FDD/TDD
Receive sensitivity(Typical)
< -108dBm
< -108dBm
< -110dBm
< -110dBm
Refer to table 15
Receive sensitivity(MAX)
3GPP
3GPP
3GPP
3GPP
3GPP
Table 15: Reference sensitivity (QPSK)
1
3
5
7
8
20
E-UTR
A Band
3GPP standard
Measured value
1.4 MHz 3MHz 5MHz 10MHz 15 MHz 20 MHz 10 MHz
-
-101.7
- -100 -97
-98.7 -97 -94
-95.2
-92.2
-94
-91
-100
-100
-103.2 -100.2 -98
-98
-95
-95
-
-93.2
-
-92
-101
-98
Duplex
Mode
FDD
FDD
FDD
FDD
-102.2 -99.2 -97
-97
-94
-94
-
-91.2
-
-90
-101
-98
FDD
FDD
38 - - -100 -97 -95.2 -94 -100 TDD
40 - - -100 -97 -95.2 -94 -101 TDD
※ 特别注意
The measured value is under the condition of 10 MHz, the main antenna and the diversity antenna.
4.2 Antenna Requirements
Recommended antenna characteristics are described in the following table: www.simcom.com 28 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
Table 16:Recommended Antenna Characteristics
Passive
operating band
Direction
Gain
Input impedance
Efficiency
Maximum input power
VSWR
Isolation
Antenna route insertion loss (<1GHz)
Antenna route insertion loss
(1710MHz-2170MHz)
Antenna route insertion loss
(2300MHz-2650MHz)
<1.5dB
4.3 Antenna Reference Design
Recommended standard
refer to band information table omnidirectional
> -3dBi (Avg)
50 ohm
> 50 %
50W
< 2
>20dB
<0.8dB
<1.2dB
For antenna design, layout between the module and the antenna must be 50Ω impedance. It is recommended to add RF connector for calibration and test, and add RF matching circuit for antenna tuning.
The recommended circuit is as follows:
Module
Main ANT
RF Connector
Matching circuit
MAIN_ANT
GND
C1
R1
C2
R2
D1
TVS
Figure 20: Antenna matching circuit (MAIN_ANT)
In above figure, the component R1/R2
/
C1/C2 is reserved for antenna matching, the value of components can only be got after the antenna tuning, usually provided by the antenna factory. Among them, R1 and R2 paste 0Ω, C1 and C2 do not paste by default. The component D1 is a Bidirectional ESD Protection device, which is suggested to add to protection circuit, the recommended Part Numbers of the TVS are listed in the following table: www.simcom.com 29 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
Table 17: TVS part number list
Package
0201
0402
Part
CE0201S05G01R
PESD0402-03
Module
Vendor
SOCAY
PRISEMI
Diversity antenna
AUX_ANT
GND
Matching circuit
C3
R3
C4
R4
D2
TVS
Figure 21: Antenna matching circuit (AUX_ANT)
In above figure, the component R3/R4
/
C3/C4 is reserved for antenna matching, the value of components can only be got after the antenna tuning, usually provided by the antenna factory. Among them, R3 and R4 paste 0Ω, C3 and C4 do not paste by default. The component D2 is a Bidirectional ESD Protection device, which is suggested to add to protection circuit, The recommended TVS models are shown in Table 28.
※ NOTE
It is recommended to keep the LTE diversity antenna. For more information, please refer to the document [22]. www.simcom.com 30 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
5 Electrical Specifications
5.1 Absolute Maximum Ratings
The absolute maximum ratings are described by the following table. Module may be damaged beyond these ratings.
Table 18: Absolute maximum ratings
Symbol
V
CC
V
IO
USIM
Parameter Min
VCC input voltage -0.5
Voltage at digital pins
-0.3
(1.8V digital I/O) *
-0.3
USIM I/O
-0.3
Type
-
-
-
-
PERST# PERST# PIN -0.3 -
NOTE
These parameters are for digital interface pins, such as I2C, UART.
5.2 Recommended Operating Conditions
Please refer to the follow table for recommended operating conditions.
Table 19: Operating Conditions
Symbol
V
CC
(A7600E-H CAT4 Series-PCIE(A)D)
V
CC
(A7600E-H CAT4 Series-PCIE(A))
Parameter Min
V
CC
Input voltage 3.0
V
CC
Input voltage 3.4
Table 20 : 1.8V digital I/O electrical parameter
Max
4.5
2.1
2.1
3.9
4.5
Type Max Unit
3.3 3.6 V
3.8 4.2 V
V
V
V
Unit
V
V www.simcom.com 31 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
Symbol
VIH
VIL
VOH
Parameter
input high voltage input low voltage output high voltage
Min
1.35
-0.3
1.35
VOL input low voltage 0
IOH
IOL
IIH
IIL
High-level output current(no pull down resistor)
3
Low-level output current(no pull up
-3 resistor)
Input high leakage current (no pull
- down resistor)
Input low leakage current(no pull up
-10 resistor)
※ Note
The above parameters are applicable to: I2C, UART
Table 21: Operating temperature
Type
-
-
1.8
-
-
-
-
-
Max
2.1
0.45
1.8
0.4
9
-9
10
-
Unit
V
V
V
V mA mA uA uA
Parameter
Operating temperature
Extend Operating temperature
Storage temperature
Min
-30
-40
-45
Type
25
25
25
Max
80
85
+90
Unit
℃
℃
℃
※ Note
The performance will be reduced slightly from the 3GPP specifications if the temperature is outside the normal operating temperature range and still within the extreme operating temperature range.
5.3 Operating Mode
5.3.1 Operating Mode www.simcom.com 32 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
The table below summarizes the various operating modes of A7600E-H CAT4 Series-PCIE.
Table 22: Operating Mode
Mode Function
Normal operation
GSM/WCDMA/LTE
Sleep
GSM/WCDMA/LTE
Idle
GSM/WCDMA/LTE
Talk
GSM/WCDMA/LTE
Standby
GPRS/EDGE/LTE
Data transmission
Minimum functionality mode
Flight mode
In this case, the current consumption of module will be reduced to the minimal level and the module can still receive paging message and SMS.
Software is active. Module is registered to the network, and the module is ready to communicate.
Connection between two subscribers is in progress. In this case, the power consumption depends on the network and the configuration of the module.
Module is ready for data transmission, but no data is currently sent or received. In this case, power consumption depends on network settings.
There is data transmission in progress. In this case, power consumption is related to network settings (e.g. power control level); uplink/downlink data rates, and the network configuration (e.g. using a multi-slot configuration).
AT command “AT+CFUN=0” can be used to set the module to a minimum functionality mode without removing the power supply. In this mode, the RF part of the module will not work or the USIM card will not be accessible, or both RF part and
USIM card will be closed, and the serial port and USB port are still accessible. The power consumption in this mode is lower than normal mode.
AT command ‘AT+CFUN=4’ or pulling down the W_DISABLE# pin can be used to set the module to flight mode without removing the power supply. In this mode, the RF part of the module will not work, but the serial port and USB port are still accessible. The power consumption in this mode is lower than normal mode.
Customer could cut off the VCC to power off module. Power off
5.3.2 Sleep mode
In sleep mode, the current consumption of module will be reduced to the minimal level, and module can still receive paging message and SMS.
Several hardware and software conditions must be satisfied together in order to let A7600E-H CAT4
Series-PCIE enter into sleep mode:
1. UART condition www.simcom.com 33 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
2. USB condition
3. Software condition
5.3.3 Function mode
The module can be set to different modes through the command "AT+CFUN=<fun>". This command provides three options for setting different functions.
● AT+CFUN=0: Minimum functionality
● AT+CFUN=1: Full functionality (Default)
● AT+CFUN=4: Disable RF function of the module (Flight mode)
If A7600E-H CAT4 Series-PCIE has been set to minimum functionality mode, the RF function and SIM card function will be closed. In this case, the serial port and USB are still accessible, but RF function andSIM card will be unavailable.
If A7600E-H CAT4 Series-PCIE has been set to flight mode, the RF function will be closed. In this case, the serial port and USB are still accessible, but RF function will be unavailable.
When A7600E-H CAT4 Series-PCIE is in minimum functionality or flight mode, it can return to full functionality by the AT command “AT+CFUN=1”.
For more information about "AT+CFUN" command, please refer to document [1].
5.4 Current Consumption
The current consumption is listed in the table below.
Table 23: Current Consumption (VCC=3.8V)
GSM sleep/idle mode
GSM/GPRS supply current
( without USB connection )
UMTS
sleep/idle mode
WCDMA supply current
( without USB connection )
LTE sleep/idle mode
LTE supply current
( without USB connection )
GSM
Sleep mode @ BS_PA_MFRMS=2 Typical: 3.5mA
Idle mode @ BS_PA_MFRMS=2 Typical: 74mA
Sleep mode @DRX=9 Typical: 2.7mA
Idle mode @DRX=9 Typical: 80mA
Sleep mode Typical: 3.8mA
Idle mode Typical: 80mA www.simcom.com 34 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
EGSM 900
DCS1800
UMTS
WCDMA B1
WCDMA B8
GPRS
EGSM 900 ( 1RX,4 TX)
DCS1800 ( 1RX,4 TX)
EGSM 900 ( 3RX, 2TX)
DCS1800 ( 3RX, 2TX)
@power level #5 Typical: 320 mA
@power level #0 Typical: 262 mA
@power 24dBm Typical: 540 mA
@power 24dBm Typical: 585 mA
@power level #5 Typical: 630 mA
@power level #0 Typical: 395 mA
@power level #5 Typical: 370 mA
@power level #0 Typical: 275 mA
EDGE
EGSM900 ( 1 RX, 4 TX)
DCS1800 ( 1 RX, 4 TX)
EGSM900 ( 3 RX, 2 TX)
DCS1800 ( 3 RX, 2 TX)
@power level #8 Typical: 460 mA
@power level #2 Typical: 300 mA
@power level #8 Typical: 336 mA
@power level #2 Typical: 208 mA
HSDPA
WCDMA B1
WCDMA B8
@power 24dBm Typical: 487 mA
@power 24dBm Typical: 430 mA
LTE data
LTE-FDD B1
LTE-FDD B3
LTE-FDD B5
LTE-FDD B7
LTE-FDD B8
LTE-FDD B20
LTE-TDD B38
LTE-TDD B40
@5MHz 23dBm Typical: 587 mA
@10MHz 23dBm Typical: 595 mA
@5MHz 23dBm Typical: 597 mA
@10MHz 23dBm Typical: 585 mA
@5MHz 23dBm Typical: 550 mA
@10MHz 23dBm Typical: 564 mA
@5MHz 23dBm Typical: 680 mA
@10MHz 23dBm Typical: 690mA
@5MHz 23dBm Typical: 644 mA
@10MHz 23dBm Typical: 646mA
@5MHz 23dBm Typical: 610 mA
@10MHz 23dBm Typical: 610 mA
@5MHz 23dBm Typical: 396 mA
@10MHz 23dBm Typical: 405 mA
@5MHz 23dBm Typical: 368 mA
@10MHz 23dBm Typical: 372 mA
※ Note
In the table above the current consumption value is the typical one of the module tested in the laboratory. In the mass production stage, there may be some difference. www.simcom.com 35 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
5.5 Electro-Static Discharge
A7600E-H CAT4 Series-PCIE is an ESD sensitive component, so more attention should be paid to the procedure of handling and packaging. The ESD test results are shown in the following table.
Table 24: ESD characteristics (Temperature: 25 ℃ , Humidity: 45 %)
Part
VCC,GND
Antenna port
USB Interface
UART Interface
Other PADs
Contact discharge
+/-5K
+/-5K
+/-2K
+/-2K
+/-1K
Air discharge
+/-10K
+/-10K
+/-4K
+/-4K
+/-2K www.simcom.com 36 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
6 Packaging
A7600E-H CAT4 Series-PCIE module support tray packaging.
Module tray drawing:
Figure 22: Tray packaging
Figure 23: Tray drawing www.simcom.com 37 / 46
Table 25: Tray size
Length
(
±3mm
)
242.0
Small carton drawing:
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
Width
(
±3mm
161.0
)
Number
10
Figure 24: Small carton drawing
Table 26: Small Carton size
Length
(
±10mm
)
Width
(
±10mm
)
Height
(
±10mm
)
270
Big carton drawing:
180 120
Number
10*10=100
Figure 25: Big carton drawing www.simcom.com 38 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
Table 27: Big Carton size
Length
(
±10mm
)
Width
(
±10mm
)
Height
(
±10mm
)
380 280 280
Number
100*4=400 www.simcom.com 39 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
7 Appendix
7.1 Coding Schemes and Maximum Net Data Rates
Table 28: Coding Schemes and Maximum Net Data Rates
Multislot definition(GPRS/EDGE)
Slot class
4
5
6
7
1
2
3
8
9
10
11
12
GPRS coding scheme
CS 1 = 9.05 kb/s / time slot
CS 2 = 13.4 kb/s / time slot
CS 3 = 15.6 kb/s / time slot
CS 4 = 21.4 kb/s / time slot
EDGE coding scheme
MCS 1 = 8.8 kb/s/ time slot
MCS 2 = 11.2 kb/s/ time slot
MCS 3 = 14.8 kb/s/ time slot
MCS 4 = 17.6 kb/s/ time slot
MCS 5 = 22.4 kb/s/ time slot
MCS 6 = 29.6 kb/s/ time slot
MCS 7 = 44.8 kb/s/ time slot
MCS 8 = 54.4 kb/s/ time slot
MCS 9 = 59.2 kb/s/ time slot
Category 1
DL slot number
3
2
3
3
1
2
2
4
3
4
4
4
UL slot number Active slot number
1
2
2
3
1
1
2
1
2
2
3
4
4
4
4
2
3
3
5
5
5
5
4 5
Max data rata
(
4 slots
)
Modulation type
36.2 kb/s
53.6 kb/s
62.4 kb/s
GMSK
GMSK
GMSK
85.6 kb/s GMSK
Max data rata
(
4 slots
)
Modulation type
HSDPA device category
35.2 kb/s
44.8 kb/s
59.2 kb/s
70.4 kb/s
89.6 kb/s
118.4 kb/s
179.2 kb/s
217.6 kb/s
236.8 kb/s
Max data rate
(
peak
)
1.2Mbps
GMSK
GMSK
GMSK
GMSK
8PSK
8PSK
8PSK
8PSK
8PSK
Modulation type
16QAM,QPSK www.simcom.com 40 / 46
Category 2
Category 3
Category 4
Category 5
Category 6
Category 7
Category 8
Category 9
Category 10
Category 11
Category 12
Category 13
Category 14
Category 15
Category 16
Category 17
Category 18
Category 19
Category 20
Category 21
Category 22
Category 23
Category 24
HSUPA device category
Category 1
Category 2
Category 3
Category 4
Category 5
Category 6
LTE-FDD device category
(Downlink)
Category 1
Category 2
Category 3
Category 4
LTE-FDD device category
(Uplink)
Category 1
Category 2
Category 3
1.2Mbps
1.8Mbps
1.8Mbps
3.6Mbps
3.6Mbps
7.2Mbps
7.2Mbps
10.2Mbps
14.4Mbps
0.9Mbps
1.8Mbps
17.6Mbps
21.1Mbps
23.4Mbps
28Mbps
23.4Mbps
28Mbps
35.5Mbps
42Mbps
23.4Mbps
28Mbps
35.5Mbps
42.2Mbps
Max data rate
(
peak
)
0.96Mbps
1.92Mbps
1.92Mbps
3.84Mbps
3.84Mbps
5.76Mbps
Max data rate
(
peak
)
10Mbps
50Mbps
100Mbps
150Mbps
Max data rate
(
peak
)
5Mbps
25Mbps
50Mbps
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
16QAM,QPSK
16QAM,QPSK
16QAM,QPSK
16QAM,QPSK
16QAM,QPSK
16QAM,QPSK
16QAM,QPSK
16QAM,QPSK
16QAM,QPSK
QPSK
QPSK
64QAM
64QAM
16QAM
16QAM
64QAM
64QAM
64QAM
64QAM
16QAM
16QAM
64QAM
64QAM
Modulation type
QPSK
QPSK
QPSK
QPSK
QPSK
QPSK
Modulation type
QPSK/16QAM/64QAM
QPSK/16QAM/64QAM
QPSK/16QAM/64QAM
QPSK/16QAM/64QAM
Modulation type
QPSK/16QAM
QPSK/16QAM
QPSK/16QAM www.simcom.com 41 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
Category 4
7.2 Related Documents
50Mbps
Table 29: Related Documents
QPSK/16QAM
SN Title
[1]
[2]
A7600 Series_AT Command
Manual _V1.00.04
ITU-T Draft new recommendationV.25ter
Description
AT Command Manual
Serial asynchronous automatic dialing and control
[3]
[4]
[5]
[6]
[7]
[8]
[9]
[10]
[11]
[12]
[13]
[14]
[15]
GSM 07.07
GSM 07.10
GSM 07.05
GSM 11.14
GSM 11.11
GSM 03.38
GSM 11.10
3GPP TS 51.010-1
3GPP TS 34.124
3GPP TS 34.121
3GPP TS 34.123-1
3GPP TS 34.123-3
EN 301 908-02 V2.2.1
Digital cellular telecommunications (Phase 2+); AT command set for GSM Mobile Equipment (ME)
Support GSM 07.10 multiplexing protocol
Digital cellular telecommunications (Phase 2+); Use of Data
Terminal Equipment – Data Circuit terminating Equipment
(DTE – DCE) interface for Short Message Service (SMS) and
Cell Broadcast Service (CBS)
Digital cellular telecommunications system (Phase 2+);
Specification of the SIM Application Toolkit for the Subscriber
Identity Module – Mobile Equipment (SIM – ME) interface
Digital cellular telecommunications system (Phase 2+);
Specification of the Subscriber Identity Module – Mobile
Equipment (SIM – ME) interface
Digital cellular telecommunications system (Phase 2+);
Alphabets and language-specific information
Digital cellular telecommunications system (Phase 2) ;
Mobile Station (MS) conformance specification ; Part 1:
Conformance specification
Digital cellular telecommunications system (Release 5);
Mobile Station (MS) conformance specification
Electromagnetic Compatibility (EMC) for mobile terminals and ancillary equipment.
Electromagnetic Compatibility (EMC) for mobile terminals and ancillary equipment.
Technical Specification Group Radio Access Network;
Terminal conformance specification; Radio transmission and reception (FDD)
User Equipment (UE) conformance specification; Part 3:
Abstract Test Suites.
Electromagnetic compatibility and Radio spectrum Matters www.simcom.com 42 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
[16]
[17]
[18]
[19]
[20]
[21]
[22]
[23]
EN 301 489-24 V1.2.1
IEC/EN60950-1(2001)
3GPP TS 51.010-1
GCF-CC V3.23.1
2002/95/EC
(ERM); Base Stations (BS) and User Equipment (UE) for
IMT-2000. Third Generation cellular networks; Part 2:
Harmonized EN for IMT-2000, CDMA Direct Spread
(UTRA FDD) (UE) covering essential requirements of article
3.2 of the R&TTE Directive
Electromagnetic compatibility and Radio Spectrum Matters
(ERM); Electromagnetic Compatibility (EMC) standard for radio equipment and services; Part 24: Specific conditions for
IMT-2000 CDMA Direct Spread (UTRA) for Mobile and portable (UE) radio and ancillary equipment
Safety of information technology equipment (2000)
Digital cellular telecommunications system (Release 5);
Mobile Station (MS) conformance specification
Global Certification Forum - Certification Criteria
Directive of the European Parliament and of the Council of 27
January 2003 on the restriction of the use of certain hazardous substances in electrical and electronic equipment
(RoHS)
Module secondary-SMT-UGD-V1.xx
Antenna design guidelines for diversity receiver system
A7600 Series_UIM HOT
SWAP_Application
Note_V1.00
Module secondary SMT Guidelines
Antenna design guidelines for diversity receiver system
This document introduces UIM card detection and UIM hot swap. www.simcom.com 43 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
7.3 Terms and Abbreviations
Table 30: Terms and Abbreviations
Abbreviation
PDU
PPP
RF
RMS
RTC
RX
SIM
SMS
TE
MO
MS
MT
PAP
PBCCH
PCB
PCL
PCS
ESD
ETS
FR
GPRS
GSM
HR
IMEI
Li-ion
ADC
AMR
CS
CSD
CTS
DTE
DTR
DTX
EFR
EGSM
Description
Analog-to-Digital Converter
Adaptive Multi-Rate
Coding Scheme
Circuit Switched Data
Clear to Send
Data Terminal Equipment (typically computer, terminal, printer)
Data Terminal Ready
Discontinuous Transmission
Enhanced Full Rate
Enhanced GSM
Electrostatic Discharge
European Telecommunication Standard
Full Rate
General Packet Radio Service
Global Standard for Mobile Communications
Half Rate
International Mobile Equipment Identity
Lithium-Ion
Mobile Originated
Mobile Station (GSM engine), also referred to as TE
Mobile Terminated
Password Authentication Protocol
Packet Broadcast Control Channel
Printed Circuit Board
Power Control Level
Personal Communication System, also referred to as GSM 1900
Protocol Data Unit
Point-to-point protocol
Radio Frequency
Root Mean Square (value)
Real Time Clock
Receive Direction
Subscriber Identification Module
Short Message Service
Terminal Equipment, also referred to as DTE www.simcom.com 44 / 46
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
TX
UART
URC
USSD
Phone book abbreviation
Transmit Direction
Universal Asynchronous Receiver & Transmitter
Unsolicited Result Code
Unstructured Supplementary Service Data
FD
LD
MC
ON
RC
SM
NC
SIM fix dialing phonebook
SIM last dialing phonebook (list of numbers most recently dialed)
Mobile Equipment list of unanswered MT calls (missed calls)
SIM (or ME) own numbers (MSISDNs) list
Mobile Equipment list of received calls
SIM phonebook
Not connect www.simcom.com 45 / 46
7.4 Safety Caution
A7600E-H CAT4 Series-PCIE Hardware Design V1.01
Table 31: Safety caution
Marks Requirements
When in a hospital or other health care facility, observe the restrictions about the use of mobiles. Switch the cellular terminal or mobile off, medical equipment may be sensitive to not operate normally for RF energy interference.
Switch off the cellular terminal or mobile before boarding an aircraft. Make sure it is switched off. The operation of wireless appliances in an aircraft is forbidden to prevent interference with communication systems. Forget to think much of these instructions may lead to the flight safety or offend against local legal action, or both.
Do not operate the cellular terminal or mobile in the presence of flammable gases or fumes. Switch off the cellular terminal when you are near petrol stations, fuel depots, chemical plants or where blasting operations are in progress. Operation of any electrical equipment in potentially explosive atmospheres can constitute a safety hazard.
Your cellular terminal or mobile receives and transmits radio frequency energy while switched on. RF interference can occur if it is used close to TV sets, radios, computers or other electric equipment.
Road safety comes first! Do not use a hand-held cellular terminal or mobile when driving a vehicle, unless it is securely mounted in a holder for hands free operation. Before making a call with a hand-held terminal or mobile, park the vehicle.
GSM cellular terminals or mobiles operate over radio frequency signals and cellular networks and cannot be guaranteed to connect in all conditions, for example no mobile fee or a invalid SIM card. While you are in this condition and need emergent help, please remember using emergency calls. In order to make or receive calls, the cellular terminal or mobile must be switched on and in a service area with adequate cellular signal strength.
Some networks do not allow for emergency call if certain network services or phone features are in use (e.g. lock functions, fixed dialing etc.). You may have to deactivate those features before you can make an emergency call.
Also, some networks require that a valid SIM card be properly inserted in the cellular terminal or mobile. www.simcom.com 46 / 46
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