Electrical characteristics
Table 17.
STM32F103x8, STM32F103xB
Typical current consumption in Run mode, code with data processing
running from Flash
Typ
(1)
Parameter
Conditions
f
HCLK
Unit
Symbol
All peripherals All peripherals
disabled
enabled
(2)
36
24.2
19
12.9
9.3
5.5
3.3
2.2
1.6
1.3
1.08
31.4
23.5
18.3
12.2
8.5
4.9
2.7
1.6
1.02
0.73
0.5
27
18.6
14.8
10.1
7.4
4.6
2.8
1.9
1.45
1.25
1.06
23.9
17.9
14.1
9.5
6.8
4
2.2
1.4
0.9
0.67
0.48
72 MHz
48 MHz
36 MHz
24 MHz
16 MHz
External clock
(3)
8 MHz
4 MHz
2 MHz
1 MHz
500 kHz
I
DD
Supply
current in
Run mode
125 kHz
64 MHz
48 MHz
36 MHz
Running on high
speed internal RC
(HSI), AHB
prescaler used to
reduce the
frequency
24 MHz
16 MHz
8 MHz
4 MHz
2 MHz
1 MHz
500 kHz
125 kHz
1. Typical values are measures at T
A
= 25 °C, V
DD
= 3.3 V.
mA
mA
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).
3. External clock is 8 MHz and PLL is on when f
HCLK
> 8 MHz.
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Doc ID 13587 Rev 14
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