CDP1822CDX datasheet(5/8 Pages) INTERSIL

Part #	CDP1822CDX

Description	256-Word x 4-Bit LSI Static RAM

PDF	8 Pages

Scroll/Zoom	100%

Manufacturer	INTERSIL [Intersil Corporation]

Direct Link	http://www.intersil.com/cda/home

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5 / 8 page

6-15

Chip-Select 1 Hold

tCS1H

Chip-Select 2 Hold

tCS2H

Output Disable Set-Up

tODS

200

110

NOTES:

1. Time required by a limit device to allow for indicated function.

2. Typical values are for TA = 25

oC and nominal V

DD.

Dynamic Electrical Speciﬁcations At TA + -40 to +85oC, VDD ±5%, Input tR, tF = 20ns, VIH = 0.7 VDD, VIL = 0.3 VDD,

CL = 100 pF. (Continued)

PARAMETER

TEST

CONDITIONS

LIMITS

UNITS

CD1822

CDP1822C

VDD

(V)

(NOTE 1)

MIN

(NOTE 2)

TYP

MAX

(NOTE 1)

MIN

(NOTE 2)

TYP

MAX

A0-A7

tWC

tCSIS

tCSIH

tCS2S

tCS2H

tODS

tDS

tDH

tWRW

tAS

DON’T CARE

CHIP-SELECT 1

CHIP-SELECT 2

OUTPUT DISABLE

DI1-DI4

READ/WRITE

tWR

DATA IN STABLE

NOTE: tODS is required for common I/O operation only. For separate I/O operations, output disable is don’t care.

FIGURE 2. WRITE CYCLE TIME WAVEFORMS

(NOTE)

CDP1822, CDP1822C

CDP1822CDX Datasheet(PDF) 5 Page - Intersil Corporation

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