STM32L412R8Y3PXXX datasheet(121/192 Pages) STMICROELECTRONICS

部件名	STM32L412R8Y3PXXX

功能描述	Ultra-low-power Arm® Cortex®-M4 32-bit MCUFPU, 100DMIPS, up to 128KB Flash, 40KB SRAM, analog, ext. SMPS

PDF	192 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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121 / 192 page

DS12469 Rev 8

121/192

STM32L412xx

Electrical characteristics

164

Multi-speed internal (MSI) RC oscillator

Table 58. MSI oscillator characteristics(1)

Symbol

Parameter

Conditions

Min

Typ

Max Unit

fMSI

MSI frequency

after factory

calibration, done

at VDD=3 V and

TA=30 °C

MSI mode

Range 0

98.7

100

101.3

kHz

Range 1

197.4

200

202.6

Range 2

394.8

400

405.2

Range 3

789.6

800

810.4

Range 4

0.987

1.013

MHz

Range 5

1.974

2.026

Range 6

3.948

4.052

Range 7

7.896

8.104

Range 8

15.79

16.21

Range 9

23.69

24.31

Range 10

31.58

32.42

Range 11

47.38

48.62

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

TA= -0 to 85 °C

-3.5

TA= -40 to 125 °C

-8

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