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STM32L151xC STM32L152xC
Electrical characteristics
110
Multi-speed internal (MSI) RC oscillator
Table 33. MSI oscillator characteristics
Symbol
Parameter
Condition
Typ
Max Unit
f
MSI
Frequency after factory calibration, done at
V
DD
= 3.3 V and T
A
= 25 °C
MSI range 0
65.5
-
kHz
MSI range 1
131
-
MSI range 2
262
-
MSI range 3
524
-
MSI range 4
1.05
-
MHz
MSI range 5
2.1
-
MSI range 6
4.2
-
ACC
MSI
Frequency error after factory calibration
-
±
0.5
-
%
D
TEMP(MSI)
(1)
MSI oscillator frequency drift
0 °C
≤
T
A
≤
105 °C
-
±
3
-
%
D
VOLT(MSI)
MSI oscillator frequency drift
1.65 V
≤
V
DD
≤
3.6 V, T
A
= 25 °C
-
-
2.5
%/V
I
DD(MSI)
(2)
MSI oscillator power consumption
MSI range 0
0.75
-
µA
MSI range 1
1
-
MSI range 2
1.5
-
MSI range 3
2.5
-
MSI range 4
4.5
-
MSI range 5
8
-
MSI range 6
15
-
t
SU(MSI)
MSI oscillator startup time
MSI range 0
30
-
µs
MSI range 1
20
-
MSI range 2
15
-
MSI range 3
10
-
MSI range 4
6
-
MSI range 5
5
-
MSI range 6,
Voltage range 1
and 2
3.5
-
MSI range 6,
Voltage range 3
5
-