6 Parameter Measurement Information

Figure 6-1. HC Transition Times and Propagation

Delay Times, Combination Logic

Figure 6-2. HCT Transition Times and Propagation

Delay Times, Combination Logic

Figure 6-3. HC Three-State Propagation Delay

Waveform

Figure 6-4. HCT Three-State Propagation Delay

Waveform

A.

Open drain waveforms tPLZ and tPZL are the same as those for three-state shown on the left. The test circuit is output RL = 1 kΩ to VCC,

CL = 50 pF.

Figure 6-5. HC and HCT Three-State Propagation Delay Test Circuit

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CD54HC365, CD74HC365, CD54HCT365

CD74HCT365, CD54HC366, CD74HC366

SCHS180D – NOVEMBER 1997 – REVISED JULY 2022

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