Datasheet

Electrical characteristics STM32L475xx
126/204 DS10969 Rev 5
Figure 19. Typical current consumption versus MSI frequency
Low-speed internal (LSI) RC oscillator
6.3.9 PLL characteristics
The parameters given in Table 52 are derived from tests performed under temperature and
V
DD
supply voltage conditions summarized in Table 23: General operating conditions.
Table 51. LSI oscillator characteristics
(1)
Symbol Parameter Conditions Min Typ Max Unit
f
LSI
LSI Frequency
V
DD
= 3.0 V, T
A
= 30 °C 31.04 - 32.96
kHz
V
DD
= 1.62 to 3.6 V, T
A
= -40 to 125 °C 29.5 - 34
t
SU
(LSI)
(2)
LSI oscillator start-
up time
--80130s
t
STAB
(LSI)
(2)
LSI oscillator
stabilization time
5% of final frequency - 125 180 s
I
DD
(LSI)
(2)
LSI oscillator power
consumption
--110180nA
1. Guaranteed by characterization results.
2. Guaranteed by design.
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