RD74LVC244B

Rev.2.00 Feb. 17, 2005 page 7 of 8

Waveforms – 1

Input A

10 %

GND

90 %

90 %

10 %

Output Y

Notes:

1.

Input waveform : PRR = 10 MHz, duty cycle 50%

Waveforms – 2

V

–

∆ V

OH

V

+

∆ V

OL

90 %

10 %

90 %

10 %

GND

Input G

Waveform - A

Waveform - B

≈ GND

≈ 1/2V

TT

1.5 V

1.5 V

30 pF

1.0 k

Ω

500

Ω

500

Ω

500

Ω

500

Ω

∆V

0.3 V

0.3 V

0.3 V

0.15 V

0.15 V

30 pF

50 pF

50 pF

50 pF

6 V

6 V

2

2

2

2.7 V

2.7 V

INPUTS

Notes:

1.

Input waveform : PRR = 10 MHz, duty cycle 50%

2.

Waveform – A shows input conditions such that the output is "L" level when enable by the

output control.

3.

Waveform – B shows input conditions such that the output is "H" level when enable by the

output control.