74ABT377PWADH View Datasheet(PDF) - Philips Electronics

Part Name

Description

MFG CO.

74ABT377PWADH

Octal D-type flip-flop with enable

Philips Electronics 

Philips Semiconductors

Octal D-type flip-flop with enable

Product specification

74ABT377A

AC SETUP REQUIREMENTS

GND = 0V, tR = tF = 2.5ns, CL = 50pF, RL = 500Ω

SYMBOL

PARAMETER

WAVEFORM

ts(H)

ts(L)

Setup time, High or Low

Dn to CP

2

th(H)

th(L)

Hold time, High or Low

Dn to CP

2

ts(H)

ts(L)

Setup time, High or Low

E to CP

2

th(H)

th(L)

Hold time, High or Low

E to CP

2

tw(H)

tw(L)

Clock Pulse width

High or Low

1

AC WAVEFORMS

VM = 1.5V, VIN = GND to 3.0V

1/fMAX

CP

VM

VM

tW(H)

tPHL

tW(L)

tPLH

Qn

VM

VM

SA00159

Waveform 1. Propagation Delay, Clock Input to Output, Clock

Pulse Width and Maximum Clock Frequency

LIMITS

Tamb = +25oC

VCC = +5.0V

MIN

TYP

Tamb = -40 to +85oC

VCC = +5.0V +0.5V

MIN

1.5

0.7

1.5

1.5

0.5

1.5

1.0

–0.4

1.0

1.0

–0.6

1.0

2.0

1.1

2.0

2.0

1.0

2.0

1.0

–0.9

1.0

1.0

–0.1

1.0

1.5

0.7

1.5

2.0

1.0

2.0

UNIT

ns

ns

ns

ns

ns

ÉÉÉDn ÉÉÉÉÉÉ VM VtMhÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉ

ts

ÉÉE ÉÉÉÉÉÉVM ÉÉVM ÉÉÉÉÉÉÉÉÉÉVM ÉÉVM ÉÉÉÉÉÉ

th(L)

th(H)

ts(L)

ts(H)

CP

VM

VM

NOTE: The shaded areas indicate when the input is permitted to change for predict-

able output performance.

SA00160

Waveform 2. Data and Enable Setup and Hold Times

1997 Feb 26

6

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