AS7C1028 datasheet(5/8 Pages) ALSC

部件名	AS7C1028

功能描述	5V 256K X 4 CMOS SRAM (Common I/O)

PDF	8 Pages

Scroll/Zoom	100%

制造商	ALSC [Alliance Semiconductor Corporation]

网页	https://www.alliancememory.com

标志

5 / 8 page

AS7C1028

12/5/06; V.1.0

Alliance Memory

P. 5 of 8

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

AS7C1028-12

Unit

Notes

Min

Max

Write cycle time

tWC

–

Chip enable to write end

tCW

–

Address setup to write end

tAW

–

Address setup time

tAS

0–

Write pulse width

tWP

–

Write recovery time

tWR

0–

Address hold from end of write

tAH

0–

Data valid to write end

tDW

7–

Data hold time

tDH

–

4, 5

Write enable to output in high Z

tWZ

4, 5

Output active from write end

tOW

–

4, 5

tAW

tAH

tWC

Address

Din

Dout

tDH

tOW

tDW

tWZ

tWP

tAS

tWR

Data valid

tAW

Address

Din

Dout

Data valid

tCW

tWP

tDW

tDH

tAH

tWZ

tWC

tAS

tWR

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