IN74AC109
AC ELECTRICAL CHARACTERISTICS
(CL=50pF,Input tr=tf=3.0 ns)
*
VCC
V
Guaranteed Limits
Symbol
Parameter
Unit
25 °C
-40°C to
85°C
Min
Max
Min
Max
fmax
tPLH
tPHL
tPLH
tPHL
CIN
Maximum Clock Frequency (Figure 1)
3.3
5.0
125
150
100
125
MHz
ns
Propagation Delay , Clock to Q or Q
(Figure 1)
3.3
5.0
4.0
2.5
13.5
10.0
3.5
2.0
16.0
10.5
Propagation Delay , Clock to Q or Q
(Figure 1)
3.3
5.0
3.0
2.0
14.0
10.0
3.0
1.5
14.5
10.5
ns
Propagation Delay , Set or Reset to Q or Q
(Figure 2)
3.3
5.0
3.0
2.5
12.0
9.0
2.5
2.0
13.0
10.0
ns
Propagation Delay , Set or Reset to Q or Q
(Figure 2)
3.3
5.0
3.0
2.0
12.0
9.5
3.0
2.0
13.5
10.5
ns
Maximum Input Capacitance
5.0
4.5
4.5
pF
Typical @25°C,VCC=5.0 V
CPD
Power Dissipation Capacitance
35
pF
*Voltage Range 3.3 V is 3.3 V ±0.3 V
Voltage Range 5.0 V is 5.0 V ±0.5 V
TIMING REQUIREMENTS(CL=50pF,Input tr=tf=3.0 ns)
*
VCC
Guaranteed Limits
Symbol
Parameter
V
Unit
ns
25 °C
-40°C to
85°C
tsu
th
Minimum Setup Time, J or K to Clock (Figure
3)
3.3
5.0
6.5
4.5
7.5
5.0
Minimum Hold Time, Clock to J or K (Figure
3)
3.3
5.0
0
0.5
0
0.5
ns
tw
Minimum Pulse Width, Set, Reset, Clock
(Figures 1,2)
3.3
5.0
4.0
3.5
4.5
3.5
ns
trec
Minimum Recovery Time, Set or Reset to
Clock (Figure 2)
3.3
5.0
0
0
0
0
ns
*Voltage Range 3.3 V is 3.3 V ±0.3 V
Voltage Range 5.0 V is 5.0 V ±0.5 V
120