STM32U545NET3QTR datasheet(195/283 Pages) STMICROELECTRONICS

부품명	STM32U545NET3QTR

상세설명	Ultra-low-power Arm® Cortex®-M33 MCUTrustZone®FPU,240 DMIPS, 512 KB flash memory, 274 KB SRAM, crypto

PDF	283 Pages

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제조업체	STMICROELECTRONICS [STMicroelectronics]

홈페이지	http://www.st.com

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195 / 283 page

DS14216 Rev 1

195/283

STM32U545xx

Electrical characteristics

258

Multi-speed internal (MSI) RC oscillator

Table 82. MSI oscillator characteristics(1)

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

fMSI

MSI frequency

after factory

calibration

VDD = 3 V

TJ = 30 °C

MSI mode

MSI range 0

(MSIRC0)

47.74

48.70

MHz

MSI range 1

23.87

24.35

MSI range 2

15.91

16.23

MSI range 3

11.93

12.17

MSI range 4

(MSIRC1)

3.98

4.06

MSI range 5

1.99

2.03

MSI range 6

1.33

1.35

MSI range 7

0.99

1.01

MSI range 8

(MSIRC2)

3.05

3.08

3.12

MSI range 9

1.53

1.54

1.56

MSI range 10

1.02

1.03

1.04

MSI range 11

0.76

0.77

0.78

MSI range 12

(MSIRC3)

397.68

400

405.71

kHz

MSI range 13

198.84

200

202.86

MSI range 14

132.56

133

135.24

MSI range 15

99.42

100

101.43

PLL

mode(2)

XTAL =

32.768 kHz

MSI range 0

(MSIRC0)

48.005

MHz

MSI range 1

24.003

MSI range 2

16.002

MSI range 3

12.001

MSI range 4

(MSIRC1)

-3.998

MSI range 5

1.999

MSI range 6

1.333

MSI range 7

0.999

MSI range 8

(MSIRC2)

-3.08

MSI range 9

1.54

MSI range 10

1.027

MSI range 11

0.77

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