External Clock Drive Waveforms; External Clock Drive - Jameco Atmel AT89C2051 Manual

External Clock Drive Waveforms

External Clock Drive

Symbol Parameter
1/t Oscillator Frequency
CLCL
t Clock Period
CLCL
t High Time
CHCX
t Low Time
CLCX
t Rise Time
CLCH
t Fall Time
CHCL
AT89C2051
4-24
V = 2.7V to 6.0V
CC
Min Max
0 12
83.3
30
30
20
20
V = 4.0V to 6.0V
CC
Min Max
0 24
41.6
15
15
20
20
Units
MHz
ns
ns
ns
ns
ns