CD00161566 Datasheet, PDF (42/105 Pages) STMicroelectronics – nullMedium-density performance line ARM-based 32-bit MCU

Electrical characteristics
STM32F103x8, STM32F103xB
Table 13. Maximum current consumption in Run mode, code with data processing
running from Flash
Symbol Parameter
Conditions
f_HCLK
Max⁽¹⁾
T_A = 85 °C T_A = 105 °C
Unit
72 MHz
50
50.3
48 MHz
36.1
36.2
External clock⁽²⁾, all ^{36 MHz}
28.6
28.7
peripherals enabled _{24 MHz}
19.9
20.1
16 MHz
14.7
14.9
I_DD
Supply current in
Run mode
8 MHz
8.6
72 MHz
32.8
8.9
mA
32.9
48 MHz
24.4
24.5
External clock⁽²⁾, all ^{36 MHz}
19.8
19.9
peripherals disabled _{24 MHz}
13.9
14.2
16 MHz
10.7
11
8 MHz
6.8
7.1
1. Based on characterization, not tested in production.
2. External clock is 8 MHz and PLL is on when f_HCLK > 8 MHz.
Table 14. Maximum current consumption in Run mode, code with data processing
running from RAM
Symbol Parameter
Conditions
f_HCLK
Max⁽¹⁾
T_A = 85 °C T_A = 105 °C
Unit
72 MHz
48
50
48 MHz
31.5
32
External clock⁽²⁾, all ^{36 MHz}
peripherals enabled _{24 MHz}
24
25.5
17.5
18
Supply
I_DD
current in
Run mode
16 MHz
8 MHz
72 MHz
48 MHz
12.5
13
7.5
8
mA
29
29.5
20.5
21
External clock⁽²⁾, all ^{36 MHz}
peripherals disabled _{24 MHz}
16 MHz
8 MHz
16
16.5
11.5
12
8.5
9
5.5
6
1. Based on characterization, tested in production at V_DD max, f_HCLK max.
2. External clock is 8 MHz and PLL is on when f_HCLK > 8 MHz.
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