IN74ALS164
AC ELECTRICAL CHARACTERISTICS over full operating conditions (VCC = 5.0 V±10%,
CL = 50 pF, RL = 500 Ω, Input tr = tf = 2.0 ns)
Symbol
Parameter
Min
Max
Unit
fmax Maximum Clock Frequency
50
MHz
tPLH Propagation Delay Time, Clock to Q
16
ns
tPHL Propagation Delay Time, Clock to Q
17
ns
tPHL Propagation Delay Time, Reset to Q
20
ns
tsu
Setup Time, A1 or A2 to Clock
8
ns
th
Hold Time, Clock to A1 or A2
2
ns
trec
Recovery Time, Reset Inactive to Clock
8
ns
tw
Pulse Width, Clock
10
ns
tw
Pulse Width, Reset
16
ns
Figure 1. Switching Waveforms
Figure 2. Switching Waveforms
Figure 3. Switching Waveforms
* Includes all probe and jig capacitance
Figure 4. Test Circuit
225