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PI74FCT273TS

Fast CMOS octal D flip-flop with master reset

Pericom Semiconductor 

PI74FCT273T

(25Ω Series) P174FCT2273T

11223344556677889900112233445566778899001122334455667788990011221122334455667788990011223344556677889900112233445566778899001122112233445566778899001122334455667788990011223344556677O889900c11t22a1122l33D445566F7788l99i00p1122-33F4455l66o77p889900w1122i33t44h5566M778899a0011s22t11e22r334455R6677e88s99e0011t22

Switching Characteristics over Operating Range

Parameters Description

Conditions(1)

273T/2273T

Com.

Min

Max

tPLH

Propagation Delay

tPHL

CP to ON

tPHL

Propagation Delay

tPLH

MR to ON

CL = 50pF

RL = 500Ω

2.0

13.0

2.0 13.0

tSU

Setup Time, HIGH or LOW

3.0

—

Dn to CP

tH

Hold Time, HIGH or LOW

2.0

—

Dn to CP

tw

CP Pulse Width(3)

7.0

—

HIGH or LOW

tW

MR Pulse Width(3)

LOW

7.0

—

tREM

Recovery Time MR to CP(3)

4.0

—

Notes:

1. See test circuit and waveforms.

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

3. This parameter guaranteed but not production tested.

273AT/2273AT

Com.

Min

Max

2.0

7.2

273CT/2273CT

Com.

Min

Max

2.0

5.8

2.0

7.2

2.0

6.1

2.0

—

2.0

—

1.5

—

1.5

—

6.0

—

6.0

—

6.0

—

6.0

—

2.0

—

2.0

—

273DT

Com.

Min

Max Unit

2.0

4.4 ns

2.0

5.0 ns

2.0

— ns

1.5

— ns

3.0

— ns

3.0

— ns

2.0

— ns

Pericom Semiconductor Corporation

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

4

PS2013A 03/09/96

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