Rainbow Electronics AT90C8534 - Manual (Page 46)

AT90C8534
46
External Clock Drive Waveforms
Figure 39. External Clock
External Clock Drive
Symbol Parameter
V
CC
= 3.3V to 6.0V
Units Min Max
1/t
CLCL
Oscillator Frequency 0 1.5 MHz
t
CLCL
Clock Period 667 ns
t
CHCX
High Time 267 ns
t
CLCX
Low Time 267 ns
t
CLCH
Rise Time 0.5 µs
t
CHCL
Fall Time 0.5 µs
VIL1
VIH1