IN74AC323
TIMING REQUIREMENTS (CL=50pF,Input tr=tf=3.0 ns)
*
VCC
V
Guaranteed Limits
Symbol
Parameter
Unit
25 °C
-40°C to
85°C
tsu
tsu
tsu
tsu
th
Minimum Setup Time, Mode Select S1 or S2
to Clock (Figure 4)
3.3
5.0
8.0
5.0
8.5
5.5
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Minimum Setup Time, Data Inputs PA thru PH
to Clock (Figure 4)
3.3
5.0
5.5
3.5
6.0
4.0
Minimum Setup Time, Data Inputs SA, SH to
Clock (Figure 4)
3.3
5.0
6.5
4.0
7.0
4.5
Minimum Setup Time, Reset to Clock (Figure
2)
3.3
5.0
6.5
4.0
7.0
4.5
Minimum Hold Time, Clock to Mode Select
S1 or S2 (Figure 4)
3.3
5.0
0.5
1.0
0.5
1.0
th
Minimum Hold Time, Clock to Data Inputs PA 3.3
thru PH (Figure 4)
0
1.0
0
1.0
5.0
th
Minimum Hold Time, Clock to Data Inputs
SA, SH (Figure 4)
3.3
5.0
0
1.0
0.5
1.0
th
Minimum Hold Time, Clock to Reset (Figure
2)
3.3
5.0
0
1.0
0
1.0
tw
tw
Minimum Pulse Width, Clock (Figure 1)
3.3
5.0
4.5
3.5
5.0
3.5
Minimum Pulse Width, Reset (Figure 2)
3.3
5.0
4.5
3.5
5.0
3.5
*Voltage Range 3.3 V is 3.3 V ±0.3 V
Voltage Range 5.0 V is 5.0 V ±0.5 V
Rev. 00
IKSEMICON [ IK SEMICON CO., LTD ]
