HD74LVC2244A

Rev.3.00 Aug. 20, 2004 page 8 of 9

GND

10 %

90 %

Input A

Waveform – A

Waveform – B

Output Y

10 %

90 %

• Waveforms – 1

• Waveforms – 2

rf

GND

≈V

OH1

≈V

OL1

10 %

10 %

90 %

90 %

Input

G

V

– 0.3 V

OH

V

+ 0.3 V

OL

Vcc=2.7V,

Vcc=5.0±0.5V

3.3±0.3V

GND

3 V

1.5 V

2.7 V

TEST

Notes: 1. Input waveform : PRR = 10 MHz, duty cycle 50%, t = 2.5 ns, t = 2.5 ns

2. Waveform – A shows input conditions such that the output is "L" level

when enabled by the output control.

3. Waveform – B shows input conditions such that the output is "H" level

when enabled by the output control.

GND