Datasheet

Electrical characteristics STM32F091xB STM32F091xC
58/128 DocID026284 Rev 4
Table 29. Typical and maximum current consumption from V
DD
supply at V
DD
= 3.6 V
Symbol
Parameter
Conditions f
HCLK
All peripherals enabled All peripherals disabled
Unit
Typ
Max @ T
A
(1)
Typ
Max @ T
A
(1)
25 °C 85 °C 105 °C 25 °C 85 °C 105 °C
I
DD
Supply current in Run mode
code executing from Flash memory
HSI48 48 MHz 26.9 29.5 30.3 30.6 14.7 16.1 16.3 16.4
mA
HSE bypass,
PLL on
48 MHz 26.7 29.2 30.1 30.3 14.6 16.0 16.2 16.2
32 MHz 18.0 20.4 20.8 21.0 10.1 10.8 10.9 11.0
24 MHz 14.0 15.7 16.1 16.2 8.5 9.0 9.2 9.4
HSE bypass,
PLL off
8 MHz 4.8 5.3 5.5 5.9 3.0 3.2 3.3 3.5
1 MHz 1.3 1.5 1.6 1.9 1.0 1.1 1.2 1.4
HSI clock,
PLL on
48 MHz 26.8 29.4 30.2 30.5 14.7 16.1 16.3 16.3
32 MHz 18.1 20.5 20.9 21.2 10.2 10.9 11.0 11.1
24 MHz 14.1 15.9 16.2 16.4 8.6 9.1 9.2 9.5
HSI clock,
PLL off
8 MHz 4.9 5.4 5.6 5.9 3.1 3.2 3.4 3.5
Supply current in Run mode,
code executing from RAM
HSI48 48 MHz 26.3 28.7 29.5 29.7 14.0 15.3 15.5 15.7
HSE bypass,
PLL on
48 MHz 26.0 28.4 29.2 29.4 13.9 15.2 15.4 15.6
32 MHz 17.4 19.5 19.9 20.1 9.6 10.3 10.4 10.5
24 MHz 13.3 15.1 15.5 15.6 7.6 8.2 8.4 8.5
HSE bypass,
PLL off
8 MHz 4.4 4.9 5.1 5.3 2.4 2.6 2.8 2.9
1 MHz 0.9 0.9 1.0 1.2 0.5 0.6 0.7 0.8
HSI clock,
PLL on
48 MHz 26.1 28.5 29.3 29.5 13.9 15.3 15.5 15.6
32 MHz 17.5 19.6 20.0 20.3 9.7 10.4 10.5 10.6
24 MHz 13.3 15.3 15.7 15.8 7.7 8.2 8.5 8.6
HSI clock,
PLL off
8 MHz 4.6 5.0 5.2 5.4 2.5 2.7 2.9 3.0
Supply current in Sleep mode
HSI48 48 MHz 17.0 18.7 19.1 19.4 3.2 3.5 3.6 3.7
mA
HSE bypass,
PLL on
48 MHz 16.9 18.5 19.0 19.3 3.1 3.5 3.5 3.6
32 MHz 11.3 12.6 12.8 13.1 2.2 2.4 2.5 2.6
24 MHz 8.6 9.8 10.0 10.1 1.7 1.9 2.0 2.0
HSE bypass,
PLL off
8 MHz 2.9 3.2 3.4 3.7 0.8 0.9 0.9 1.0
1 MHz 0.4 0.6 0.6 0.7 0.3 0.4 0.4 0.5
HSI clock,
PLL on
48 MHz 17.0 18.6 19.0 19.4 3.1 3.5 3.6 3.7
32 MHz 11.4 12.7 13.0 13.2 2.3 2.5 2.6 2.7
24 MHz 8.7 9.9 10.1 10.2 1.8 2.0 2.1 2.2
HSI clock,
PLL off
8 MHz 3.0 3.3 3.5 3.8 0.8 0.9 1.0 1.1
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