参数资料
型号: ST62E25CF1
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, UVPROM, 8 MHz, MICROCONTROLLER, CDIP28
封装: WINDOWED, SIDE BRAZED, CERAMIC, DIP-28
文件页数: 8/70页
文件大小: 1088K
代理商: ST62E25CF1
16/70
ST62T15C/T25C/E25C
CLOCK SYSTEM (Cont’d)
Figure 9. OSG Filtering Principle
Figure 10. OSG Emergency Oscillator Principle
(1)
VR001932
(3)
(2)
(4)
(1)
(2)
(3)
(4)
Maximum Frequency for the device to work correctly
Actual Quartz Crystal Frequency at OSCin pin
Noise from OSCin
Resulting Internal Frequency
Main
VR001933
Internal
Emergency
Oscillator
Frequency
Oscillator
16
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