STM32F103x8, STM32F103xB
Table 26.
Low-power mode wakeup timings
Parameter
Wakeup from Sleep mode
Electrical characteristics
Symbol
t
WUSLEEP(1)
t
WUSTOP(1)
t
WUSTDBY(1)
Typ
1.8
3.6
Unit
µs
Wakeup from Stop mode (regulator in run mode)
Wakeup from Stop mode (regulator in low power
mode)
Wakeup from Standby mode
µs
5.4
50
µs
1. The wakeup times are measured from the wakeup event to the point in which the user application code
reads the first instruction.
5.3.8
PLL characteristics
The parameters given in
are derived from tests performed under ambient
temperature and V
DD
supply voltage conditions summarized in
Table 27.
Symbol
PLL characteristics
Value
Parameter
Min
PLL input clock
(2)
1
40
16
(1)
Typ
8.0
Max
(1)
25
60
72
200
300
Unit
MHz
%
MHz
µs
ps
f
PLL_IN
f
PLL_OUT
t
LOCK
Jitter
PLL input clock duty cycle
PLL multiplier output clock
PLL lock time
Cycle-to-cycle jitter
1. Based on characterization, not tested in production.
2. Take care of using the appropriate multiplier factors so as to have PLL input clock values compatible with
the range defined by f
PLL_OUT
.
5.3.9
Memory characteristics
Flash memory
The characteristics are given at T
A
=
–
40 to 105 °C unless otherwise specified.
Table 28.
Symbol
t
prog
t
ERASE
t
ME
Flash memory characteristics
Parameter
Conditions
Min
40
20
20
Typ
52.5
Max
(1)
70
40
40
Unit
µs
ms
ms
16-bit programming time T
A
�½–40
to +105 °C
Page (1 KB) erase time
Mass erase time
T
A
�½–40
to +105 °C
T
A
�½–40
to +105 °C
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