nCS
t1
nIOW
DATA
(D0-D7)
IRQ
t3
t2
t4
DATA VALID
t5
t6
Parameter
t1 nCS Set Up to nIOW Low
t2 nIOW Width
t3 nCS Hold from nIOW High
t4 Data Set Up Time to nIOW High
t5 Data Hold Time from nIOW High
t6 Write Strobe to Clear IRQ
min
typ max units
40
ns
150
ns
10
ns
40
ns
10
ns
40
55
ns
FIGURE 4 - MICROPROCESSOR WRITE TIMING
76