STM32F051R4(2012) 查看數據表（PDF） - STMicroelectronics
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STM32F051R4
(Rev.:2012)
(Rev.:2012)
STMicroelectronics
STM32F051R4 Datasheet PDF : 104 Pages
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Electrical characteristics
STM32F051x
Table 31. Typical current consumption in Sleep mode, code running from Flash or
RAM
Symbol
Parameter
Conditions
Typ
fHCLK Peripherals Peripherals Unit
enabled disabled
48 MHz
13.9
36 MHz
10.55
32 MHz
9.6
24 MHz
7.23
Supply current in
IDD
Sleep mode from VDD
supply
16 MHz
5.01
8 MHz
2.68
4 MHz
1.81
2 MHz
1.27
1 MHz
1.03
Running from 500 kHz
0.9
HSE crystal
clock 8 MHz,
125 kHz
0.78
code executing 48 MHz
158
from Flash or
RAM
36 MHz
119
32 MHz
108
24 MHz
83
IDDA
Supply current in
Sleep mode from
VDDA supply
16 MHz
60
8 MHz
2.36
4 MHz
2.36
2 MHz
2.36
1 MHz
2.36
500 kHz
2.36
125 kHz
2.36
2.98
2.84
2.6
2.09
1.58
0.99
mA
0.85
0.77
0.73
0.71
0.69
157
119
107
83
60
2.38
µA
2.38
2.38
2.38
2.38
2.38
52/105
Doc ID 022265 Rev 3
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