ACT-S128K32V-035P7Q datasheet(4/7 Pages) AEROFLEX

Il numero della parte	ACT-S128K32V-035P7Q

Spiegazioni elettronici	ACT-S128K32V High Speed 3.3Volt 4 Megabit SRAM Multichip Module

PDF	7 Pages

Scroll/Zoom	100%

Produttore elettronici	AEROFLEX [Aeroflex Circuit Technology]

Homepage	http://www.aeroflex.com

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Aeroflex Circuit Technology ACT-S128K32V

SCD3359 REV B 12/17/98 Plainview NY (516) 694-6700

Timing Diagrams

DI/O

tRC

tOH

tAA

Data Valid

Previous Data Valid

tOE

High Z

tOHZ

Read Cycle Timing Diagrams

Data Valid

tCLZ

tACS

tCHZ

UNDEFINED

DON’T CARE

Read Cycle 2 (WE = VIH)

Write Cycle 2 (CE Controlled, OE = VIH )

DI/O

AC Test Circuit

IOL

Parameter

Typical

Units

Input Pulse Level

0 – 3.0

Input Rise and Fall

Input and Output Timing Reference

Level

1.5

Notes:

1) VZ is programmable from -2V to +4.6V. 2) IOL and IOH programmable from 0 to 16 mA. 3) Tester Impedance

ZO = 75

Ω. 4) VZ is typically the midpoint of VOH and VOL. 5) IOL and IOH are adjusted to simulate a typical resistance

load circuit. 6) ATE Tester includes jig capacitance.

IOH

To Device Under Test

VZ ~ 1.5 V (Bipolar Supply)

Current Source

CL =

50 pF

tRC

tAA

tOLZ

SEE NOTE

Note: Guaranteed by design, but not tested.

Read Cycle 1 (CE = OE = VIL, WE = VIH)

tWP

tDW

Data Valid

tWC

tAW

tAH

DI/O

tDH

tCW

tAS

A0-18

tCW

tAS

tWP

tDW

tOW

Data Valid

tWC

tAW

tAH

DI/O

tDH

tWHZ

SEE NOTE

A0-16

SEE NOTE

Write Cycle Timing Diagrams

Write Cycle 1 (WE Controlled, OE = VIL)

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