µPD720101
System clock ratings
Parameter
Clock frequency
Clock duty cycle
Symbol
fCLK
Condition
X’tal
Oscillator block
tDUTY
Min.
Typ.
Max.
Unit
−500
30
+500
MHz
ppm
ppm
−500
48
+500
MHz
ppm
ppm
40
50
60
%
Remarks 1. Recommended accuracy of clock frequency is ± 100 ppm.
2. Required accuracy of X’tal or oscillator block is including initial frequency accuracy, the spread of X’tal
capacitor loading, supply voltage, temperature, and aging, etc.
Data Sheet S16265EJ4V0DS
21