PI74FCT139TQ Ver la hoja de datos (PDF) - Pericom Semiconductor

Número de pieza

componentes Descripción

Fabricante

PI74FCT139TQ

Fast CMOS Dual 1-of-4 Decoder

Pericom Semiconductor 

PI74FCT139/239T

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PI74FCT139T Switching Characteristics over Operating Range

Parameters Description

Conditions(1)

139T

Com.

Min

Max

139AT

Com.

Min

Max

tPLH

Propagation Delay

tPHL

A0 or A1 to On

tPLH

Propagation Delay

tPHL

E to On

CL = 50 pF

RL = 500Ω

1.5

9.0

1.5

5.9

1.5

8.0

1.5

5.5

Notes:

1. See test circuit and wave forms.

2. Minimum limits are guaranteed but not tested on Propagation Delays.

139CT

Com.

Min

Max

1.5

5.0

1.5

4.8

139DT

Com.

Min

Max Unit

1.0

4.0 ns

1.0

4.0 ns

PI74FCT239T Switching Characteristics over Operating Range

Parameters Description

Conditions(1)

239T

Com.

Min

Max

239AT

Com.

Min

Max

tPLH

Propagation Delay

tPHL

A0 or A1 to On

tPLH

Propagation Delay

tPHL

E to On

CL = 50 pF

RL = 500Ω

1.5

9.0

1.5

5.9

1.5

8.0

1.5

5.5

Notes:

1. See test circuit and wave forms.

2. Minimum limits are guaranteed but not tested on Propagation Delays.

239CT

Com.

Min

Max Unit

1.5

5.0 ns

1.5

4.8 ns

Pericom Semiconductor Corporation

2380 Bering Drive • San Jose, CA 95131 • 1-800-435-2336 • Fax (408) 435-1100 • http://www.pericom.com

5

PS2006B 11/11/97

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