IN74ACT161
TIMING REQUIREMENTS
(V
CC
=5.0V±10%, C
L
=50pF,Input t
r
=t
f
=3.0 ns)
Guaranteed Limit
Symbol
Parameter
+25° C
-40° C
to +85° C
t
SU
Minimum Setup Time, Preset Data Inputs
9.5
11.5
to Clock (Figure 4)
t
h
Minimum Hold Time, Clock to Preset
0
0
Data Inputs (Figure 4)
t
SU
Minimum Setup Time,Load to Clock
8.5
9.5
(Figure 4)
t
h
Minimum Hold Time, Clock to Load
-0.5
-0.5
(Figure 4)
t
SU
Minimum Setup Time, Enable T or
5.5
6.5
Enable P to Clock (Figure 5)
t
h
Minimum Hold Time, Clock to Enable T
0
0
or Enable P (Figure 5)
t
w
Minimum Pulse Width, Clock (Load)
3.0
3.5
(Figure 1)
t
w
Minimum
Pulse
Width,
Clock
3.0
3.5
(Count)(Figure 1)
t
w
Minimum Pulse Width, Reset (Figure 2)
3.0
7.5
t
rec
Minimum Recovery Time, Reset to Clock
0
0.5
(Figure 2)
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
5
INTEGRAL [ INTEGRAL CORP. ]
