Electrical characteristics
STM8S903K3 STM8S903F3
10.3.2.4 Total current consumption in halt mode
Table 29: Total current consumption in halt mode at VDD = 5 V
Max at Max at
85 °C(1) 125 °C(1)
Symbol
Parameter
Conditions
Typ
Unit
Supply current in
halt mode
Flash in operating mode, HSI
clock after wakeup
63
75
20
105
55
IDD(H)
μA
Flash in power-down mode, HSI
clock after wakeup
6.0
(1) Data based on characterization results, not tested in production
Table 30: Total current consumption in halt mode at VDD = 3.3 V
Max at Max at
85 °C(1) 125 °C(1)
Symbol Parameter
Conditions
Typ
Unit
Supply current in
halt mode
Flash in operating mode, HSI
clock after wakeup
60
75
17
100
30
IDD(H)
μA
Flash in power-down mode, HSI
clock after wakeup
4.5
(1) Data based on characterization results, not tested in production
10.3.2.5 Low power mode wakeup times
Table 31: Wakeup times
Max(1)
Symbol Parameter
Wakeup time from
Conditions
Typ
-
Unit
See
0 to 16 MHz
note(2)
wait mode to run
mode(3)
tWU(WFI)
tWU(AH)
60/116
fCPU = fMASTER = 16 MHz
0.56
-
Wakeup time active MVR voltage
HSI
Flash in operating
mode(5)
2(6)
1(6)
μs
halt mode to run
mode(3)
regulator
on(4)
(after
wakeup)
Wakeup time active MVR voltage Flash in
HSI
3(6)
-
halt mode to run
mode(3)
regulator
on(4)
power-down
mode(5)
(after
wakeup)
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