Datasheet

DS10969 Rev 5 123/204
STM32L475xx Electrical characteristics
190
Multi-speed internal (MSI) RC oscillator
Table 50. MSI oscillator characteristics
(1)
Symbol Parameter Conditions Min Typ Max Unit
f
MSI
MSI frequency
after factory
calibration, done
at V
DD
=3 V and
T
A
=30 °C
MSI mode
Range 0 99 100 101
kHz
Range 1 198 200 202
Range 2 396 400 404
Range 3 792 800 808
Range 4 0.99 1 1.01
MHz
Range 5 1.98 2 2.02
Range 6 3.96 4 4.04
Range 7 7.92 8 8.08
Range 8 15.8 16 16.16
Range 9 23.8 24 24.4
Range 10 31.7 32 32.32
Range 11 47.5 48 48.48
PLL mode
XTAL=
32.768 kHz
Range 0 - 98.304 -
kHz
Range 1 - 196.608 -
Range 2 - 393.216 -
Range 3 - 786.432 -
Range 4 - 1.016 -
MHz
Range 5 - 1.999 -
Range 6 - 3.998 -
Range 7 - 7.995 -
Range 8 - 15.991 -
Range 9 - 23.986 -
Range 10 - 32.014 -
Range 11 - 48.005 -

TEMP
(MSI)
(2)
MSI oscillator
frequency drift
over temperature
MSI mode
T
A
= -0 to 85 °C -3.5 - 3
%
T
A
= -40 to 125 °C -8 - 6
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