AS7C31025B datasheet(5/9 Pages) ALSC

Part #	AS7C31025B

Description	3.3V 128K X 8 CMOS SRAM (Center power and ground)

PDF	9 Pages

Scroll/Zoom	100%

Manufacturer	ALSC [Alliance Semiconductor Corporation]

Direct Link	https://www.alliancememory.com

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5 / 9 page

AS7C31025B

3/24/04, v. 1.3

Alliance Semiconductor

P. 5 of 9

Write cycle (over the operating range)11

Write waveform 1 (WE controlled)10,11

Write waveform 2 (CE controlled)10,11

Parameter

Symbol

-10

-12

-15

-20

Unit

Notes

Min

Max

Min

Max

Min

Max

Min

Max

Write cycle time

tWC

10–12–

–

Chip enable (CE) to write end

tCW

–

10–12–

Address setup to write end

tAW

–

10–12–

Address setup time

tAS

–0–

0–

Write pulse width

tWP

–8–

9–

–

Write recovery time

tWR

–0–

0–

Address hold from end of write

tAH

–0–

0–

Data valid to write end

tDW

–6–

8–

–

Data hold time

tDH

–0–

0–

4, 5

Write enable to output in high Z

tWZ

–

5–6

–7

–8

4, 5

Output active from write end

tOW

–1–

1–

4, 5

tAW

tAH

tWC

Address

DOUT

tDH

tOW

tDW

tWZ

tWP

tAS

Data valid

DIN

tWR

tAW

Address

DOUT

tCW

tWP

tDW

tDH

tAH

tWZ

tWC

tAS

Data valid

DIN

tWR

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