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HD74HCT08A Datasheet, PDF (5/8 Pages) Hitachi Semiconductor – Quad. 2-input Positive AND Gates
Test Circuit
Input VCC VCC
Pulse Generator
Zout = 50 Ω
HD74HCT08A
Output
CL
Note: 1. CL includes probe and jig capacitance.
• Waveform
tr
tf
Input
90 %
1.3 V
90 %
1.3 V
3V
10 %
10 %
0V
tPHL
tPLH
Output
VOH
1.3 V
1.3 V
VOL
Note: 1. Input waveform : PRR = 1 MHz, duty cycle 50%, tr = 6 ns, tf = 6 ns
5