U74LVC640

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

5 of 5

www.unisonic.com.tw

QW-R502-412.A

TEST CIRCUIT AND WAVEFORMS

From Output

GND

Open

S

TEST

S

Open

GND

INPUTS

V△

1.8V ±0.15V

≤2ns

0.15V

30 pF

2.5V ±0.2V

≤2ns

0.15V

30 pF

2.7 V

2.7 V

≤2.5ns

1.5V

0.3V

50 pF

6V

3.3V ±0.3V

2.7 V

≤2.5ns

1.5V

0.3V

50 pF

6V

All input pulses are supplied by generators having the following characteristics: PRR ≤10MHz, Zo = 50Ω.

UTC assumes no responsibility for equipment failures that result from using products at values that

exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or

other parameters) listed in products specifications of any and all UTC products described or contained

herein. UTC products are not designed for use in life support appliances, devices or systems where

malfunction of these products can be reasonably expected to result in personal injury. Reproduction in

whole or in part is prohibited without the prior written consent of the copyright owner. The information

presented in this document does not form part of any quotation or contract, is believed to be accurate

and reliable and may be changed without notice.