HD74BC244A

Rev.3.00, Jul.16.2004, page 6 of 8

Waveforms-1

1.5 V

Input A

Output Y

3 V

0 V

1.5 V

90%

1.5 V

10%

10%

1.5 V

90%

Notes:

1.

t

2.

Input waveform: PRR =1 MHz, duty cycle 50%

Waveforms-2

0 V

3 V

1.5 V

0 V

1.5 V

1.5 V

1.5 V

OL

V

+ 0.3 V

OH

V

– 0.3 V

3.5 V

Input G

Waveform–A

Waveform–B

10%

90%

90%

10%

Notes:

1.

t

2.

Input waveform: PRR = 1 MHz, duty cycle 50%

3.

Waveform-A shows input conditions such that the output is “L” level when enable by the

output control.

4.

Waveform-B shows input conditions such that the output is “H” level when enable by the

output control.