Datasheet

DocID026284 Rev 4 59/128
STM32F091xB STM32F091xC Electrical characteristics
99
1. Data based on characterization results, not tested in production unless otherwise specified.
Table 30. Typical and maximum current consumption from the V
DDA
supply
Symbol
Para-meter
Conditions
(1)
f
HCLK
V
DDA
= 2.4 V V
DDA
= 3.6 V
Unit
Typ
Max @ T
A
(2)
Typ
Max @ T
A
(2)
25 °C 85 °C 105 °C 25 °C 85 °C 105 °C
I
DDA
Supply
current in
Run or
Sleep
mode,
code
executing
from
Flash
memory
or RAM
HSI48 48 MHz 312 333 338 347 316 334 341 350
µA
HSE
bypass,
PLL on
48 MHz 147 168 178 181 160 181 192 197
32 MHz 101 119 125 127 109 127 135 138
24 MHz 80 96 98 100 87 101 106 109
HSE
bypass,
PLL off
8 MHz 2.8 3.5 3.7 3.9 3.7 4.3 4.6 4.7
1 MHz 2.7 3.2 3.5 3.8 3.3 3.9 4.4 4.7
HSI clock,
PLL on
48 MHz 214 243 254 259 235 262 275 281
32 MHz 166 193 203 204 185 207 216 220
24 MHz 144 171 177 178 161 180 187 190
HSI clock,
PLL off
8 MHz 65 83 85 86 77 90 92 93
1. Current consumption from the V
DDA
supply is independent of whether the digital peripherals are enabled or disabled, being
in Run or Sleep mode or executing from Flash memory or RAM. Furthermore, when the PLL is off, I
DDA
is independent from
the frequency.
2. Data based on characterization results, not tested in production unless otherwise specified.
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