Datasheet

DocID13587 Rev 16 49/105
STM32F103x8, STM32F103xB Electrical characteristics
104
Table 18. Typical current consumption in Sleep mode, code running from Flash or
RAM
Symbol Parameter Conditions f
HCLK
Typ
(1)
1. Typical values are measures at T
A
= 25 °C, V
DD
= 3.3 V.
Unit
All peripherals
enabled
(2)
2. Add an additional power consumption of 0.8 mA per ADC for the analog part. In applications, this
consumption occurs only while the ADC is on (ADON bit is set in the ADC_CR2 register).
All peripherals
disabled
I
DD
Supply
current in
Sleep mode
External clock
(3)
3. External clock is 8 MHz and PLL is on when f
HCLK
> 8 MHz.
72 MHz 14.4 5.5
mA
48 MHz 9.9 3.9
36 MHz 7.6 3.1
24 MHz 5.3 2.3
16 MHz 3.8 1.8
8 MHz 2.1 1.2
4 MHz 1.6 1.1
2 MHz 1.3 1
1 MHz 1.11 0.98
500 kHz 1.04 0.96
125 kHz 0.98 0.95
Running on high
speed internal RC
(HSI), AHB prescaler
used to reduce the
frequency
64 MHz 12.3 4.4
48 MHz 9.3 3.3
36 MHz 7 2.5
24 MHz 4.8 1.8
16 MHz 3.2 1.2
8 MHz 1.6 0.6
4 MHz 1 0.5
2 MHz 0.72 0.47
1 MHz 0.56 0.44
500 kHz 0.49 0.42
125 kHz 0.43 0.41