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HD74HC620 Datasheet, PDF (9/12 Pages) Hitachi Semiconductor – Octal Bus Transceivers(with inverted 3-state outputs) | |||
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HD74HC620, HD74HC623
HD74HC620, HD74HC623
⢠Waveform â 4
tr
tf
90 %
90 %
VCC
Input A or B
50 %
50 %
10 %
10 %
0V
tPLH
tPHL
Output B or A
50 %
10 %
90 %
tTLH
90 %
VOH
50 %
10 %
VOL
tTHL
Notes : 1. Input waveform : PRR ⤠1 MHz, duty cycle 50%, tr ⤠6 ns, tf ⤠6 ns
2. The output are measured one at a time with one transition per measurement.
Rev.2.00 Mar 30, 2006 page 9 of 11
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