74F674 datasheet(5/5 Pages) PHILIPS

5 / 5 page

Philips Semiconductors

Product specification

74F674

16-bit serial/parallel-in, serial-out shift register (3-State)

1989 Feb 05

AC WAVEFORMS

For all waveforms, VM = 1.5V.

The shaded areas indicate when the input is permitted to change for predictable output performance.

tW(H)

SI/O

1/fMAX

tW(L)

tPHL

tPLH

SF01192

Waveform 1. Propagation Delay, Clock Input to Output,

Clock Pulse Width, and Maximum Clock Frequency

ts(H)

ts(L)

th(H)

th(L)

Dn, CS,

M, R/W,

SI/O

SF01193

Waveform 2. Setup and Hold Times

tPHZ

tPZH

CS, R/W

SI/O

VOH -0.3V

SF01194

Waveform 3. 3-State Output Enable Time to High Level

and Output Disable Time from High Level

tPLZ

tPZL

CS, R/W

SI/O

VOL +0.3V

SF01195

Waveform 4. 3-State Output Enable Time to Low Level

and Output Disable Time from Low Level

TEST CIRCUIT AND WAVEFORM

90%

10%

90%

10%

90%

10%

90%

10%

NEGATIVE

PULSE

POSITIVE

PULSE

AMP (V)

tTHL (tf )

INPUT PULSE REQUIREMENTS

rep. rate

tTLH

tTHL

1MHz

500ns

2.5ns

Input Pulse Definition

VCC

family

74F

D.U.T.

PULSE

GENERATOR

VIN

VOUT

Test Circuit for 3-State Outputs

DEFINITIONS:

RL = Load resistor;

see AC electrical characteristics for value.

CL = Load capacitance includes jig and probe capacitance;

see AC electrical characteristics for value.

RT = Termination resistance should be equal to ZOUT of

pulse generators.

tTHL (tf )

tTLH (tr )

AMP (V)

amplitude

3.0V

1.5V

7.0V

SF00777

TEST

SWITCH

tPLZ

closed

tPZL

closed

All other

open

SWITCH POSITION

74F674 Datasheet(PDF) 5 Page - NXP Semiconductors

74F674 Datasheet(HTML) 5 Page - NXP Semiconductors

Html Pages

1 2 3 4 5

Datasheet Download

Link URL