AS7C1025-20TJI datasheet(5/9 Pages) ALSC

Part #	AS7C1025-20TJI

Description	5V/3.3V 128K x8 CMOS SRAM (Revolutionary pinout)

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Manufacturer	ALSC [Alliance Semiconductor Corporation]

Direct Link	https://www.alliancememory.com

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5 / 9 page

®

AS7C1025

AS7C31025

3/23/01; v.1.0

Alliance Semiconductor

P. 5 of 9

Write cycle (over the operating range)11

Shaded areas contain advance information.

Write waveform 1 ( WE controlled)10,11

Write waveform 2 (CE controlled)10,11

Parameter

Symbol

-12

-15

-20

Unit

Notes

Min

Max

Min

Max

Min

Max

Write cycle time

tWC

12

–

15

–

20

–

ns

Chip enable (CE) to write end

tCW

8–

12

–

12

–

ns

Address setup to write end

tAW

8–

12

–

12

–

ns

Address setup time

tAS

0–0

–

0

–

ns

Write pulse width

tWP

8–9

–

12

–

ns

Address hold from end of write

tAH

0–0

–

0

–

ns

Data valid to write end

tDW

6–8

–

12

–

ns

Data hold time

tDH

0

–

0

–

0

–

ns

4, 5

Write enable to output in high Z

tWZ

–

5

–

5

–

5

ns

4, 5

Output active from write end

tOW

3

–

3

–

3

–

ns

4, 5

tAW

tAH

tWC

Address

WE

DOUT

tDH

tOW

tDW

tWZ

tWP

tAS

Data valid

DIN

tAW

Address

CE

WE

DOUT

tCW

tWP

tDW

tDH

tAH

tWZ

tWC

tAS

Data valid

DIN

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AS7C1025-20TJI Datasheet(PDF) 5 Page - Alliance Semiconductor Corporation

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