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DocID030584 Rev 2 45/84
STM8S001J3 Electrical characteristics
75
2. Default clock configuration measured with all peripherals off.
Table 20. Total current consumption with code execution in run mode at V
DD
= 3.3 V
Symbol Parameter Conditions Typ Max
(1)
Unit
I
DD(RUN)
Supply
current in
run mode,
code
executed
from RAM
f
CPU
= f
MASTER
= 16 MHz
HSE user ext. clock (16 MHz) 2 2.3
mA
HSI RC osc. (16 MHz) 1.5 2
f
CPU
= f
MASTER
/128 = 125 kHz
HSE user ext. clock (16 MHz) 0.81 -
HSI RC osc. (16 MHz) 0.7 0.87
f
CPU
= f
MASTER
/128 =
15.625 kHz
HSI RC osc. (16MHz/8) 0.46 0.58
f
CPU
= f
MASTER
= 128 kHz LSI RC osc. (128 kHz) 0.41 0.55
Supply
current in
run mode,
code
executed
from Flash
f
CPU
= f
MASTER
= 16 MHz
HSE user ext. clock (16 MHz) 3.9 4.7
HSI RC osc. (16 MHz) 3.7 4.5
f
CPU
= f
MASTER
= 2 MHz HSI RC osc. (16 MHz/8)
(2)
0.84 1.05
f
CPU
= f
MASTER
/128 = 125 kHz HSI RC osc. (16 MHz) 0.72 0.9
f
CPU
= f
MASTER
/128 =
15.625 kHz
HSI RC osc. (16 MHz/8) 0.46 0.58
f
CPU
= f
MASTER
= 128 kHz LSI RC osc. (128 kHz) 0.42 0.57
1. Guaranteed by characterization results.
2. Default clock configuration, measured with all peripherals off.
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