7 Parameter Measurement Information

Phase relationships between waveforms were chosen arbitrarily. All input pulses are supplied by generators

The outputs are measured one at a time with one input transition per measurement.

(1)

From Output

Under Test

Test

Point

Figure 7-1. Load Circuit for Push-Pull Outputs

50%

Input

50%

0 V

Figure 7-2. Voltage Waveforms, Pulse Duration

Clock

Input

50%

0 V

50%

50%

0 V

Data

Input

Figure 7-3. Voltage Waveforms, Setup and Hold

Times

50%

Input

50%

0 V

50%

50%

(1)

(1)

(1)

(1)

Output

Output

50%

50%

Figure 7-4. Voltage Waveforms Propagation Delays

Output

0 V

Input

(1)

(1)

90%

10%

90%

10%

(1)

90%

10%

(1)

90%

10%

Figure 7-5. Voltage Waveforms, Input and Output Transition Times

SN74HCS264

SCLS844 – AUGUST 2020

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