
E LE CT R ICAL CHAR ACT E R IST ICS
7751 Group User’s Manual
15–13
15.6 Ready and Hold
Timing requirements
(V
CC
= 5 V
±
10%, V
SS
= 0 V, Ta = –20 to 85
°
C, f(X
IN
) = 40 MHz, unless otherwise noted)
15.6 Ready and Hold
Switching characteristics
(V
CC
= 5 V
±
10%, V
SS
= 0 V, Ta = –20 to 85
°
C, f(X
IN
) = 40 MHz, unless otherwise noted)
Limits
Min.
40
40
0
0
Max.
ns
ns
ns
ns
Unit
Parameter
____
input setup time
input setup time
____
input hold time
HOLD
input hold time
Limits
Unit
Parameter
HLDA
output delay time
Min.
Max.
50
ns
Note:
For test conditions, refer to Figure 15.15.1.
t
d(
φ
1
–HLDA)
t
su(RDY–
φ
1
)
t
su(HOLD–
φ
1
)
t
h(
φ
1
–RDY)
t
h(
φ
1
–HOLD)
Symbol
Symbol