IN74LS161 查看數據表（PDF） - Integral Corp.
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IN74LS161 Datasheet PDF : 5 Pages
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IN74LS161
AC ELECTRICAL CHARACTERISTICS (TA=25°C, VCC = 5.0 V, CL = 15 pF, RL = 2 kΩ, tr =15
ns, tf = 6.0 ns)
Symbol
Parameter
Min
Max
Unit
tPLH Propagation Delay, Clock to Ripple carry
35
ns
tPHL Propagation Delay, Clock to Ripple carry
35
ns
tPLH Propagation Delay, Clock (load input high) to Any Q
24
ns
tPHL Propagation Delay, Clock (load input high) to Any Q
27
ns
tPLH Propagation Delay, Clock (load input low) to Any Q
24
ns
tPHL Propagation Delay, Clock (load input low) to Any Q
27
ns
tPLH Propagation Delay, Enable T to Ripple carry
14
ns
tPHL Propagation Delay, Enable T to Ripple carry
14
ns
tPHL Propagation Delay, Reset to Any Q
28
ns
Figure 1. Switching Waveform
Figure 2. Switching Waveform
Figure 3. Switching Waveform
Figure 4. Switching Waveform
4
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