Specifications

Specifications
T
1
T
2
T
3
T
W
T
4
CLOCK*
tW4
tD2
tD1
tS4
tH14
tS5
tH14
tH14
tS4
tS7
A0-A19
tH14
tS5
WAITRQ* (2)
WAITRQ* (2)
MCSYNC*
SYMBOL
PARAMETER
MIN MAX MAX MAX MAXMIN MIN MIN
tD1
tD2
tH14
tS4
tS5
tS7
tW4
All times given in nanoseconds
Delay from CLOCK* to MCSYNC* low
Delay from CLOCK* to MCSYNC high
WAITRQ* hold after CLOCK*
WAITRQ* low setup to CLOCK*
WAITRQ* high setup to CLOCK*
Address 0-19 setup to WAITRQ* (end of T )
MCSYNC* pulse width
1
6
0
45
45
249
85
69
22
1
6
0
45
45
149
60
42
22
0
3
0
50
50
236
79
75
31
0
3
0
50
50
136
74
50
31
ZT 8808A ZT8809A
ZT 88CT08A ZT 88CT09A
2
Figure B–12. ZT 8809A Wait Request Timing.
B-27