Datasheet

50
3286P–MICRO–3/10
AT89S8253
34. External Data Memory Write Cycle
35. External Clock Drive Waveforms
36. External Clock Drive
Symbol Parameter
V
CC
= 2.7V to 5.5V
UnitsMin Max
1/t
CLCL
Oscillator Frequency 0 24 MHz
t
CLCL
Clock Period 41.6 ns
t
CHCX
High Time 12 ns
t
CLCX
Low Time 12 ns
t
CLCH
Rise Time 5ns
t
CHCL
Fall Time 5ns