Electrical characteristics
Symbol Parameter
STM8S903K3 STM8S903F3
Conditions
Typ
Unit
Max (1)
HSI RC osc.
(16 MHz)
0.89
1.1
fCPU = fMASTER/ 128 = HSI RC osc.
125 kHz (16 MHz)
0.7
0.45
0.4
0.88
0.57
0.54
fCPU = fMASTER/ 128 = HSI RC osc.
15.625 kHz
(16 MHz/8)(2)
fCPU = fMASTER
=
LSI RC osc.
(128 kHz)
128 kHz
(1) Data based on characterization results, not tested in production.
(2) Default clock configuration measured with all peripherals off.
10.3.2.3 Total current consumption in active halt mode
Table 27: Total current consumption in active halt mode at VDD = 5 V
Conditions
Max Max
at 85 at 125
Main
Symbol Parameter
Typ
Unit
°C
°C
voltage
regulator
(MVR)(2)
Flash mode(3)
Clock source
(1)
(1)
Supply current
IDD(AH) in active halt
mode
HSE crystal osc.
(16 MHz)
On
On
On
On
Off
Operating mode
Operating mode
Power-down mode
Power-down mode
Operating mode
1030
200
970
150
66
-
-
Supply current
IDD(AH) in active halt
mode
LSI RC osc.
(128 kHz)
260 300
Supply current
IDD(AH) in active halt
mode
HSE crystal osc.
(16 MHz)
-
-
μA
Supply current
IDD(AH) in active halt
mode
LSI RC osc.
(128 kHz)
200 230
Supply current
IDD(AH) in active halt
mode
LSI RC osc.
(128 kHz)
85
110
58/116
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