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HD74BC541A Datasheet, PDF (6/8 Pages) Hitachi Semiconductor – Octal Buffers/Line Drivers With 3 State Outputs | |||
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HD74BC541A
Waveforms-1
Input A
Output Y
10 %
tr
90 %
1.5 V
tPLH
1.5 V
tf
90 %
1.5 V
10 %
tPHL
1.5 V
3V
0V
VOH
VOL
Waveforms-2
Notes:
tf
tr
Input G
90 %
1.5 V
90 %
3V
1.5 V
10 %
10 %
0V
tZL
tLZ
WaveformâA
WaveformâB
1.5 V
tZH
1.5 V
VOL + 0.3 V
tHZ
VOH â 0.3 V
3.5 V
VOL
VOH
0V
1. tr = 2.5 ns, tf = 2.5 ns
2. Input waveforms: PRR = 1 MHz, duty cycle 50%
3. Waveform-A shows input conditions such that the output is âLâ level when enable by the
output control.
4. Waveform-B shows input conditions such that the output is âHâ level when enable by the
output control.
Rev.2.00, Jul.16.2004, page 6 of 7
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