SL74LS161
AC ELECTRICAL CHARACTERISTICS (TA=25°C, VCC = 5.0 V, CL = 15 pF, RL = 2 kW, tr =15
ns, tf = 6.0 ns)
Symbol
tPLH
Parameter
Min
Max
35
35
24
27
24
27
14
14
28
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
Propagation Delay, Clock to Ripple carry
tPHL
Propagation Delay, Clock to Ripple carry
tPLH
Propagation Delay, Clock (load input high) to Any Q
Propagation Delay, Clock (load input high) to Any Q
Propagation Delay, Clock (load input low) to Any Q
Propagation Delay, Clock (load input low) to Any Q
Propagation Delay, Enable T to Ripple carry
Propagation Delay, Enable T to Ripple carry
Propagation Delay, Reset to Any Q
tPHL
tPLH
tPHL
tPLH
tPHL
tPHL
Figure 1. Switching Waveform
Figure 2. Switching Waveform
Figure 3. Switching Waveform
Figure 4. Switching Waveform
System Logic
Semiconductor
SLS