Operating conditions. STMicroelectronics STM32F479ZI, STM32F479VI, STM32F479BI, STM32F479II, STM32F479VG, STM32F479NG, STM32F479ZG, STM32F479AG, STM32F479NI, STM32F479AI
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STM32F479xx Electrical characteristics
5.3.1 General operating conditions
Symbol Parameter
Table 17. General operating conditions
Conditions
(1)
Min Typ Max Unit f
PCLK1
Internal APB1 clock frequency
Over-drive OFF
Over-drive ON
Over-drive OFF f
PCLK2
Internal APB2 clock frequency
Over-drive ON
V
DD
V
DDA
(3)(4)
Standard operating voltage -
Analog operating voltage
(ADC limited to 1.2 M samples)
Must be the same potential as V
DD
(5)
Analog operating voltage
(ADC limited to 2.4 M samples)
V
V f
HCLK
DDUSB
DDDSI
V
BAT
Internal AHB clock frequency
Power Scale 3 (VOS[1:0] bits in PWR_CR register = 0x01),
Regulator ON, over-drive OFF
Power Scale 2 (VOS[1:0] bits in PWR_CR register = 0x10),
Regulator ON
Over-drive
OFF
Over-drive
ON
Power Scale 1 (VOS[1:0] bits in PWR_CR register= 0x11),
Regulator ON
Over-drive
OFF
Over-drive
ON
USB supply voltage
(supply voltage for PA11, PA12,
PB14 and PB15 pins)
USB not used
USB used
DSI system operating voltage
Backup operating voltage
-
-
0
0
0
0
0
0
0
1.7
(2)
2.4
0
-
-
-
-
-
-
-
-
-
-
-
-
3.3
3.0
1.65
-
-
-
120
144
168
168
180
2.4
3.6
3.6
3.6
3.6
3.6
42
45
84
90
3.6
MHz
V
DS11118 Rev 7 93/220
191
Electrical characteristics STM32F479xx
Symbol
Table 17. General operating conditions (continued)
Parameter Conditions (1) Min Typ Max Unit
V
V
12
IN
Regulator ON: 1.2 V internal voltage on V
CAP_1
/V
CAP_2 pins
Regulator OFF: 1.2 V external voltage must be supplied from external regulator on
V
CAP_1
/V
CAP_2 pins
(6)
Input voltage on RST and FT pins
(7)
Input voltage on TTa pins
Power Scale 3 ((VOS[1:0] bits in
PWR_CR register = 0x01), 120 MHz
HCLK max frequency
Power Scale 2 ((VOS[1:0] bits in
PWR_CR register = 0x10), 144 MHz
HCLK max frequency with over-drive OFF or 168 MHz with over-drive ON
Power Scale 1 ((VOS[1:0] bits in
PWR_CR register = 0x11), 168 MHz
HCLK max frequency with over-drive OFF or 180 MHz with over-drive ON
Max frequency 120 MHz
Max frequency 144 MHz
Max frequency 168 MHz
2 V V
DD
3.6 V
V
DD
2 V
-
1.08 1.14
1.20 1.26
1.26 1.32
1.20
1.32
1.40
1.10 1.14
1.20
1.20 1.26
1.32
1.26 1.32
1.38
− 0.3
-
− 0.3
-
5.5
5.2
− 0.3
-
V
DDA
+0.3
V
V
P
D
Input voltage on BOOT0 pin
Power dissipation at T
A
= 85 °C for suffix 6 or T
A
= 105 °C for suffix 7
(8)
LQFP100
LQFP144
WLCSP168
UFBGA169
LQFP176
UFBGA176
LQFP208
0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
9
465
500
645
385
526
513
1053 mW
T
T
A
J
Ambient temperature for 6 suffix version
Ambient temperature for 7 suffix version
Junction temperature range
TFBGA216
Maximum power dissipation
Low power dissipation
(9)
Maximum power dissipation
Low power dissipation
6 suffix version
7 suffix version
(9)
-
− 40 -
− 40 -
-
− 40 -
− 40 -
− 40 -
− 40 -
690
85
105
105
125
105
125
°C
1. The over-drive mode is not supported at the voltage ranges from 1.7 to 2.1 V.
2. V
DD
/V
DDA
minimum value of 1.7 V is obtained with the use of an external power supply supervisor (refer to
).
3. When the ADC is used, refer to
.
4. If V
REF+
pin is present, it must respect the following condition: V
DDA
-V
REF+
< 1.2 V.
5. It is recommended to power V
V
DDA
DD and V from the same source. A maximum difference of 300 mV between V
DD and
6. The over-drive mode is not supported when the internal regulator is OFF.
94/220 DS11118 Rev 7
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