ST62E01C ST Microelectronics, ST62E01C Datasheet - Page 16

• Manufacturer Part Number: ST62E01C
• Description: (ST62T00C / ST62T01C / ST62T03C / ST62E01C) 8-BIT OTP/EPROM MCUs
• Manufacturer: ST Microelectronics

ST62T00C/T01C ST62T03C/E01C
CLOCK SYSTEM (Cont’d)
Figure 9. OSG Filtering Principle
Figure 10. OSG Emergency Oscillator Principle
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Emergency
Frequency
Oscillator
Oscillator
Internal
(1)
(2)
(3)
(4)
(1)
(2)
(3)
(4)
Main
Maximum Frequency for the device to work correctly
Actual Quartz Crystal Frequency at OSCin pin
Noise from OSCin
Resulting Internal Frequency
VR001932
VR001933