STM32U375CE datasheet(132/222 Pages) STMICROELECTRONICS

132 / 222 page

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

CC jitter(MSI)(3)

RMS Cycle-to-

cycle jitter

PLL mode

24 MHz (Range 4,

MSIPLL1N[1:0] = 0x)

35.5

22.5 MHz (Range 4,

MSIPLL1N[1:0] = 10)

24.6 MHz (Range 4,

MSIPLL1N[1:0] = 11)

34.5

P jitter(MSI)(3)

RMS period

jitter

PLL mode

96 MHz (Range 0)

24 MHz (Range 4,

MSIPLL1N[1:0] = 0x)

22.5 MHz (Range 4,

MSIPLL1N[1:0] = 10)

24.6 MHz (Range 4,

MSIPLL1N[1:0] = 11)

tsu(MSI)(3)

MSI oscillator

startup time (5)

MSI range 0 to 3

130 ns

+ 38

cycles

of 96

MHz

MSI range 4 to 7

350 ns

+ 16

cycles

of 24

MHz

tswitch(MSI)(3)

MSI oscillator

transition time(6)

destination

+ 2 source

MSI

cycles(7)

tstab(MSI)(3)

MSI oscillator

stabilization

time

Normal mode

Supply Range 1

Final frequency

µs

Supply Range 2 and

Stop modes

200

PLL mode

MSIPLLFAST = 0

MSI Range 0 to 3,

CKIN = 16 MHz

1% of final

frequency

0.15

MSI Range 0 to 3,

CKIN = 32.768 kHz

0.8

MSI Range 4 to 7

0.75

PLL mode

MSIPLLFAST = 1

MSI Range 0 to 3

1% of final

frequency

cycles

96 MHz

MSI Range 4 to 7

cycles

24 MHz

IDD(MSI OFF

PLLFAST)(3)

MSI PLL mode

oscillator power

consumption

when disabled

with PLL

accuracy

retention

LDO

MSIPLLEN = 1 and

MSIPLLFAST = 1

MSI Range 0 to

3, CKIN =

16 MHz

µA

MSI Range 0 to

3, CKIN =

32.768 kHz

MSI Range 4 to 7

SMPS

MSI Range 0 to

3, CKIN =

16 MHz

STM32U375xx

Electrical characteristics

DS14861 - Rev 2

page 132/222

STM32U375CE Datasheet(PDF) 132 Page - STMicroelectronics

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