Datasheet

Electrical characteristics STM32F051x
52/105 Doc ID 022265 Rev 3
Table 31. Typical current consumption in Sleep mode, code running from Flash or
RAM
Symbol Parameter Conditions f
HCLK
Typ
Unit
Peripherals
enabled
Peripherals
disabled
I
DD
Supply current in
Sleep mode from V
DD
supply
Running from
HSE crystal
clock 8 MHz,
code executing
from Flash or
RAM
48 MHz 13.9 2.98
mA
36 MHz 10.55 2.84
32 MHz 9.6 2.6
24 MHz 7.23 2.09
16 MHz 5.01 1.58
8 MHz 2.68 0.99
4 MHz 1.81 0.85
2 MHz 1.27 0.77
1 MHz 1.03 0.73
500 kHz 0.9 0.71
125 kHz 0.78 0.69
I
DDA
Supply current in
Sleep mode from
V
DDA
supply
48 MHz 158 157
µA
36 MHz 119 119
32 MHz 108 107
24 MHz 83 83
16 MHz 60 60
8 MHz 2.36 2.38
4 MHz 2.36 2.38
2 MHz 2.36 2.38
1 MHz 2.36 2.38
500 kHz 2.36 2.38
125 kHz 2.36 2.38