74F597 datasheet(8/12 Pages) PHILIPS

8 / 12 page

Philips Semiconductors

Product specification

74F597

8-bit shift register with input storage registers

1991 Sep 13

AC WAVEFORMS

For all waveforms, VM = 1.5V.

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

SF00371

1/fMAX

tPHL

tw(L)

tw(H)

STCP,

SHCP,

SHLD

SHRST

tPLH

Waveform 1. Propagation Delay, Clock Input to Output,

Clock Pulse Widths, and Maximum Clock Frequency, Shift

trec

tPHL

SHRST

SHCP

SF01112

Waveform 2. Propagation Delay, Shift Register Reset and Load

Inputs to Serial Data Output, Shift Register Reset and Load

Inputs to Shift Register Clock Pulse Input Recovery Time

SF01113

Dn, Ds

SHCP,

SHLD

SHCP,

STCP,

SHLD

ts(H)

ts(L)

th(L)

th(H)

Waveform 3. Setup and Hold Times

SF01114

STCP

SHLD,

SHCP

ts(H)

th(L)

Waveform 4. Setup and Hold Time

TEST CIRCUIT AND WAVEFORMS

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 Totem-Pole 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

SF00006

74F597 Datasheet(PDF) 8 Page - NXP Semiconductors

74F597 Datasheet(HTML) 8 Page - NXP Semiconductors

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12

Datasheet Download

Link URL