Datasheet

DocID027107 Rev 6 77/202
STM32F446xC/E Electrical characteristics
175
V
DD
Standard operating voltage - 1.7
(2)
-3.6
V
V
DDA
(3)(4)
Analog operating voltage
(ADC limited to 1.2 M samples)
Must be the same potential as V
DD
(5)
1.7
(2)
-2.4
Analog operating voltage
(ADC limited to 2.4 M samples)
2.4 - 3.6
V
BAT
Backup operating voltage - 1.65 - 3.6
VDDUSB
USB supply voltage (supply
voltage for PA11,PA12, PB14
and PB15 pins)
USB not used 1.7 - 3.6
USB used 3 - 3.6
V
12
Regulator ON: 1.2 V internal
voltage on V
CAP_1
/V
CAP_2
pins
Power Scale 3 ((VOS[1:0] bits in
PWR_CR register = 0x01), 120 MHz
HCLK max frequency
1.08 1.14 1.20
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
1.20 1.26 1.32
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
1.26 1.32 1.40
Regulator OFF: 1.2 V external
voltage must be supplied from
external regulator on
V
CAP_1
/V
CAP_2
pins
(6)
Max frequency 120 MHz 1.10 1.14 1.20
Max frequency 144 MHz 1.20 1.26 1.32
Max frequency 168 MHz 1.26 1.32 1.38
V
IN
Input voltage on RST, FTf and
FT pins
(7)
2 V ≤ V
DD
≤ 3.6 V –0.3 - 5.5
V
1.7 V ≤ V
DD
≤ 2 V –0.3 - 5.2
Input voltage on TTa pins - –0.3 - V
DDA
+0.3
Input voltage on BOOT0 pin - 0 - 9
P
D
Power dissipation at T
A
= 85 °C
for suffix 6 or T
A
= 105 °C for
suffix 7
(8)
LQFP64 - - 345
mW
WLCSP81 - - 417
LQFP100 - - 476
LQFP 144 - - 606
UFBGA144 (7x7) - - 392
UFBGA144(10x10) - - 417
T
A
Ambient temperature for 6 suffix
version
Maximum power dissipation –40 - 85
°C
Low power dissipation
(9)
–40 - 105
Ambient temperature for 7 suffix
version
Maximum power dissipation –40 - 105
°C
Low power dissipation
(9)
–40 - 125
T
J Junction temperature range
6 suffix version –40 - 105
°C
7 suffix version –40 - 125
Table 16. General operating conditions (continued)
Symbol Parameter Conditions
(1)
Min Typ Max Unit
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