Rainbow Electronics DS2152 - Manual (Page 77)

DS2152
031897 77/79
INTEL BUS READ AC TIMING (BTS=0/MUX=0) Figure 16–10
A0 TO A7
D0 TO D7
WR
CS
RD
ADDRESS VALID
DATA VALID
0 ns min.
0 ns min.
75 ns max.
0 ns min.
t 1
t 5
t 2 t 3 t 4
5 ns min. / 20 ns max.
INTEL BUS WRITE AC TIMING (BTS=0/MUX=0) Figure 16–11
A0 TO A7
D0 TO D7
RD
CS
WR
10 ns
min.
10 ns
min.
t 8 t 7
t 1
t 2 t 6 t 4
0 ns min.
0 ns min. 0 ns min.
75 ns min.
ADDRESS VALID
t 9 10 ns min.
MOTOROLA BUS READ AC TIMING (BTS=1/MUX=0) Figure 16–12
A0 TO A7
D0 TO D7
R/W
CS
DS
ADDRESS VALID
DATA VALID
0 ns min.
0 ns min. 0 ns min.
75 ns max.
5 ns min. /20 ns max.
t 1
t 2 t 3 t 4
t 5