Electrical characteristics
STM8S003K3 STM8S003F3
(1) Data based on characterization results, not tested in production.
(2) Default clock configuration measured with all peripherals off.
Table 21: Total current consumption with code execution in run mode at VDD = 3.3 V
Symbol Parameter Conditions
Typ Max(1) Unit
fCPU = fMASTER =
16 MHz
HSE crystal osc. (16 MHz)
HSE user ext. clock (16 MHz)
HSI RC osc. (16 MHz)
Supply current
in run mode,
code executed
from RAM
fCPU = fMASTER/
128 = 125 kHz
fCPU = fMASTER/
128 = 15.625 kHz
HSE user ext. clock (16 MHz)
HSI RC osc. (16 MHz)
HSI RC osc. (16 MHz/8)
1.8
2
1.5
0.81
0.7
0.46
2.3
2
0.87
0.58
fCPU = fMASTER =
128 kHz
LSI RC osc. (128 kHz)
0.41 0.55
IDD(RUN)
HSE crystal osc. (16 MHz)
4
fCPU = fMASTER =
mA
HSE user ext. clock (16 MHz) 3.9 4.7
16 MHz
HSI RC osc. (16 MHz)
3.7 4.5
fCPU = fMASTER =
Supply current
in run mode,
code executed
from Flash
2 MHz
fCPU = fMASTER/
128 = 125 kHz
HSI RC osc. (16 MHz/8)(2)
HSI RC osc. (16 MHz)
0.84 1.05
0.72 0.9
fCPU = fMASTER/
128 = 15.625 kHz HSI RC osc. (16 MHz/8)
0.46 0.58
fCPU = fMASTER =
128 kHz
LSI RC osc. (128 kHz)
0.42 0.57
(1) Data based on characterization results, not tested in production.
(2) Default clock configuration measured with all peripherals off.
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