STM8S105xx
Electrical characteristics
Table 28: Total current consumption in halt mode at V
DD
= 3.3 V
Symbol
Parameter
Conditions
Typ
Max at Max at Unit
85 °C 125
°C
90
150
µA
I
DD(H)
Supply current
in halt mode
Flash in operating mode, HSI 60
clock after wakeup
Flash in powerdown mode,
HSI clock after wakeup
4.5
20
80
(1)
Data based on characterization results, not tested in production.
10.3.2.5
Low power mode wakeup times
Table 29: Wakeup times
Symbol
Parameter
Wakeup time from
wait mode to run
mode
Wakeup time active
halt mode to run
mode
Wakeup time active
halt mode to run
mode
Conditions
0 to 16 MHz
f
CPU
= f
MASTER
= 16 MHz
MVR voltage
Flash in operating
regulator
mode
on
MVR voltage Flash in
regulator
power-down
on
mode
MVR voltage
Flash in operating
regulator
mode
off
MVR voltage Flash in
regulator
power-down
off
mode
Flash in operating mode
Typ
Max
Unit
t
WU(WFI)
See
note
0.56
HSI
(after
1
wakeup)
HSI
(after
3
wakeup)
HSI
(after
48
wakeup)
HSI
(after
50
wakeup)
52
54
2
t
WU(AH)
μs
Wakeup time active
halt mode to run
mode
Wakeup time active
halt mode to run
mode
t
WU(H)
Wakeup time from
halt mode to run
mode
Flash in power-down mode
(1)
(2)
(3)
Data guaranteed by design, not tested in production.
t
WU(WFI)
= 2 x 1/f
master
+ 6 x 1/f
CPU.
Measured from interrupt event to interrupt vector fetch.
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