74LX1G02
SINGLE 2-INPUT NOR GATE
■
■
■
■
■
■
■
■
5V TOLERANT INPUTS
HIGH SPEED: t
PD
= 4.2ns (MAX.) at V
CC
I
LOW POWER DISSIPATION:
CC
= 1
µ
A (MAX.) at T
A
= 25°C
= 3V
POWER DOWN PROTECTION ON INPUTS
AND OUTPUTS
SYMMETRICAL OUTPUT IMPEDANCE:
|I
OH
| = I
OL
= 24mA (MIN) at V
CC
= 3V t
BALANCED PROPAGATION DELAYS:
PLH
≅ t
PHL
OPERATING VOLTAGE RANGE:
V
CC
(OPR) = 1.65V to 5.5V
(1.2V Data Retention)
IMPROVED LATCH-UP IMMUNITY
DESCRIPTION
The 74LX1G02 is a low voltage CMOS SINGLE
2-INPUT NOR GATE fabricated with sub-micron silicon gate and double-layer metal wiring C
2
MOS technology.
The internal circuit is composed of 3 stages including buffer output, which provide high noise immunity and stable output.
SOT23-5L SOT323-5L
ORDER CODES
PACKAGE
SOT23-5L
SOT323-5L
T & R
74LX1G02STR
74LX1G02CTR
Power down protection is provided on all inputs and 0 to 7V can be accepted on inputs with no regard to the supply voltage. This device can be used to interface 5V to 3V.
All inputs and outputs are equipped with protection circuits against static discharge.
PIN CONNECTION AND IEC LOGIC SYMBOLS
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74LX1G02
INPUT AND OUTPUT EQUIVALENT CIRCUIT
PIN DESCRIPTION
PIN No
1
2
4
3
5
SYMBOL
1A
1B
1Y
GND
V
CC
NAME AND FUNCTION
Data Input
Data Input
Data Output
Ground (0V)
Positive Supply Voltage
TRUTH TABLE
A
L
L
H
H
B
L
H
L
H
Y
H
L
L
L
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter Value Unit
V
CC
V
I
V
O
V
O
I
IK
I
OK
Supply Voltage
DC Input Voltage
DC Output Voltage (V
CC
= 0V)
DC Output Voltage (High or Low State) (note 1)
DC Input Diode Current
-0.5 to +7.0
-0.5 to +7.0
-0.5 to +7.0
-0.5 to V
CC
+ 0.5
- 50
V
V
V
V mA
I
O
I
CC or I
GND
DC Output Diode Current (note 2)
DC Output Current
- 50
±
50
±
50 mA mA mA DC V
CC or Ground Current per Supply Pin
T
T stg
L
Storage Temperature
Lead Temperature (10 sec)
-65 to +150
300
°C
°C
Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these conditions is not implied Obsolete Product(s) - Obsolete Product(s)
2) V
O
< GND, V
O
> V
CC
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74LX1G02
RECOMMENDED OPERATING CONDITIONS
Symbol Parameter
V
CC
V
I
V
O
V
O
Supply Voltage (note 1)
Input Voltage
Output Voltage (V
CC
= 0V)
Output Voltage (High or Low State)
I
OH
, I
OL
I
OH
, I
OL
I
OH
, I
OL
I
OH
, I
OL
I
OH
, I
OL
T op dt/dv
High or Low Level Output Current (V
CC
High or Low Level Output Current (V
CC
High or Low Level Output Current (V
CC
High or Low Level Output Current (V
CC
High or Low Level Output Current (V
Operating Temperature
Input Rise and Fall Time (note 2)
1) Truth Table guaranteed: 1.2V to 3.6V
2) V
IN from 0.8V to 2V at V
CC
= 3.0V
CC
= 4.5 to 5.5V)
= 3.0 to 3.6V)
= 2.7 to 3.0V)
= 2.3 to 2.7V)
= 1.65 to 2.3V)
DC SPECIFICATIONS
Value
1.65 to 5.5
0 to 5.5
0 to 5.5
0 to V
CC
±
32
±
24
±
12
±
8
±
4
-40 to 85
0 to 10
Test Condition Value
Symbol Parameter -40 to 85 °C -55 to 125 °C Unit
V
CC
(V)
Min.
Max.
Min.
Max.
V
IH
High Level Input
Voltage
1.65 to 1.95
2.3 to 2.7
3.0 to 5.5
0.75V
CC
0.7V
CC
0.7V
CC
0.75V
CC
0.7V
CC
0.7V
CC
V
IL
3.0 to 5.5
0.3V
CC
0.3V
CC
V
OH
1.65 to 4.5
I
O
=-100
µ
A V
CC
-0.1
V
CC
-0.1
High Level Output
Voltage
1.65
2.3
3.0
I
O
=-4 mA
I
O
=-8 mA
I
O
=-16 mA
I
O
=-24 mA
1.2
1.9
2.4
2.2
1.2
1.9
2.4
2.2
4.5
3.8
3.8
I
O
=-32 mA
Low Level Output 1.65 to 4.5
=100
µ
A
I
O
=8 mA
0.1
0.1
V
OL
Voltage
1.65
2.3
I
O
I
O
=4 mA 0.45
0.3
0.45
0.3
V
3.0
I
O
=16 mA
Obsolete Product(s) - Obsolete Product(s)
4.5
I
O
=24 mA
0.4
0.55
0.55
0.4
0.55
I
O
=32 mA
V
I
I
Low Level Input
Voltage
1.65 to 1.95
2.3 to 2.7
1.65 to 5.5
0.25V
CC
0.3V
CC
±
10
0.25V
CC
0.3V
CC
±
10
V
µ
A
I off
I
CC
Input Leakage
Current
Power Off Leakage
Current
Quiescent Supply
Current
0
1.65 to 5.5
V
I
= 0 to 5.5V
V
I or V
O
= 5.5V
V
I
= V
CC or GND
10
10
10
10
µ
A
µ
A
V
Unit
V
V
V
V mA mA mA mA mA
°C ns/V
3/10
74LX1G02
AC ELECTRICAL CHARACTERISTICS (Input t r
= t f
= 3ns)
Test Condition
Symbol Parameter t
PLH t
PHL
Propagation Delay
Time
V
CC
(V)
C
L
(pF)
R
L
(
Ω
) t s
= t
(ns)
1.65 to 1.95
2.3 to 2.7
3.0 to 3.6
4.5 to 5.5
15 1M
Ω
3.0
1.65 to 1.95
30 1000 2.0
2.3 to 2.7
30 500 2.0
2.7
3.0 to 3.6
4.5 to 5.5
50
50
50
500
500
500
2.5
2.5
2.5
r
-40 to 85 °C
Min.
1
1
1
2
2
2
2
1
1
Max.
12.0
7.0
4.7
4.1
7.5
5.5
5.2
4.2
3.7
Value
-55 to 125 °C
Min.
1
1
1
2
2
2
2
1
1
Max.
12.0
7.0
4.7
4.1
7.5
5.5
5.2
4.2
3.7
Unit ns
CAPACITIVE CHARACTERISTICS
Test Condition Value
Symbol Parameter
V
CC
(V)
T
A
= 25 °C Unit
Min.
Typ.
Max.
C
C
IN
PD
Input Capacitance
Power Dissipation Capacitance
(note 1)
0
1.8
2.5
3.3
f
IN
= 10MHz
4
21
24
26 pF pF
1) C
PD is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. I
CC(opr)
= C
PD x V
CC x f
IN
+ I
CC
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74LX1G02
TEST CIRCUIT
R
T
= Z
OUT of pulse generator (typically 50
Ω
)
TEST CIRCUIT AND WAVEFORM SYMBOL VALUE
Symbol
C
L
R
L
V
IH
V
M t r
= t r
1.65 to 1.95V
15pF/30pF
1M
Ω/
1000
Ω
V
CC
V
CC
/2
<2.0ns
WAVEFORM: PROPAGATION DELAY (f=1MHz; 50% duty cycle)
V
CC
2.3 to 2.7V
15pF/30pF
1M
Ω/
500
Ω
V
CC
V
CC
/2
<2.0ns
2.7 to 5.5V
15pF/50pF
1M
Ω/
500
Ω
V
CC
V
CC
/2
<2.5ns
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74LX1G02
DIM.
e
H
L
D
E b
C
A
A1
A2
0.35
0.09
2.80
1.50
MIN.
0.90
0.00
0.90
2.60
0.10
SOT23-5L MECHANICAL DATA
mm.
TYP
0.50
0.20
3.00
1.75
MAX.
1.45
0.10
1.30
13.7
3.5
110.2
59.0
MIN.
35.4
0.0
35.4
0.95
3.00
0.60
102.3
3.9
mils
TYP.
37.4
19.7
7.8
118.1
68.8
MAX.
57.1
3.9
51.2
118.1
23.6
.
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7049676C
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DIM.
E1 e e1
L
D
E b
C
A
A1
A2
74LX1G02
0.15
0.10
1.80
1.80
1.15
MIN.
0.80
0.00
0.80
0.10
SOT323-5L MECHANICAL DATA
mm.
TYP
0.30
0.18
2.20
2.40
1.35
MAX.
1.10
0.10
1.00
5.9
3.9
70.9
70.9
45.3
MIN.
31.5
0.0
31.5
0 .65
1.3
0.30
3.9
mils
TYP.
25.6
51.2
11.8
7.1
86.6
94.5
53.1
MAX.
43.3
3.9
39.4
11.8
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74LX1G02
DIM.
T
Ao
Bo
Ko
Po
P
A
C
D
N
3.13
3.07
1.27
3.9
3.9
MIN.
12.8
20.2
60
Tape & Reel SOT23-xL MECHANICAL DATA
mm.
TYP MIN.
inch
TYP.
13.0
MAX.
180
13.2
0.512
0.504
0.795
2.362
3.23
3.17
1.37
4.0
4.0
14.4
3.33
3.27
1.47
4.1
4.1
0.123
0.120
0.050
0.153
0.153
0.127
0.124
0.054
0.157
0.157
MAX.
7.086
0.519
0.567
0.131
0.128
0.0.58
0.161
0.161
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DIM.
T
Ao
Bo
Ko
Po
P
A
C
D
N
74LX1G02
MIN.
175
12.8
20.2
59.5
Tape & Reel SOT323-xL MECHANICAL DATA
mm.
TYP
180
13
MAX.
185
13.2
MIN.
6.889
0.504
0.795
inch
TYP.
7.086
0.512
60 2.362
60.5
14.4
3.9
3.8
2.25
2.7
1.2
4
4
4.1
4.2
0.153
0.149
0.088
0.106
0.047
0.157
0.157
MAX.
7.283
0.519
0.567
0.161
0.165
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74LX1G02
Obsolete Product(s) - Obsolete Product(s)
Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from Obsolete Product(s) - Obsolete Product(s) mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics.
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All other names are the property of their respective owners
© 2004 STMicroelectronics - All Rights Reserved
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