ST62P32BQ1 查看數據表（PDF） - STMicroelectronics

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产品描述 (功能)

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ST62P32BQ1

8-BIT OTP/EPROM MCUs WITH A/D CONVERTER, 16-BIT AUTO-RELOAD TIMER, EEPROM, SPI AND UART

STMicroelectronics 

ST62T32B ST62E32B

CLOCK SYSTEM (Cont’d)

Figure 10. OSG Filtering Principle

(1)

(2)

(3)

(4)

(1) Maximum Frequency for the device to work correctly

(2) Actual Quartz Crystal Frequency at OSCin pin

(3) Noise from OSCin

(4) Resulting Internal Frequency

Figure 11. OSG Emergency Oscillator Principle

Main

Oscillator

Emergency

Oscillator

Internal

Frequency

20/86

124

VR001932

VR 0019 33

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