AS7C31024B View Datasheet(PDF) - Alliance Semiconductor

Part Name

Description

Manufacturer

AS7C31024B

3.3V 128K X 8 CMOS SRAM

Alliance Semiconductor 

AS7C31024B

®

Write cycle (over the operating range)11, 12

-10

Parameter

Symbol Min Max

Write cycle time

Chip enable (CE1) to write end

Chip enable (CE2) to write end

Address setup to write end

Address setup time

Write pulse width

Write recovery time

Address hold from end of write

Data valid to write end

Data hold time

Write enable to output in high Z

Output active from write end

tWC

tCW1

tCW2

tAW

tAS

tWP

tWR

tAH

tDW

tDH

tWZ

tOW

10 –

8–

8–

8–

0–

7–

0–

0–

5–

0–

–5

1–

-12

Min Max

12 –

9–

9–

9–

0–

8–

0–

0–

6–

0–

–6

1–

-15

Min Max

15 –

10 –

10 –

10 –

0–

9–

0–

0–

8–

0–

–7

1–

-20

Min Max

20 –

12 –

12 –

12 –

0–

12 –

0–

0–

10 –

0–

–8

1–

Unit Notes

ns

ns 12

ns 12

ns

ns 12

ns

ns

ns

ns

ns 4, 5

ns 4, 5

ns 4, 5

Write waveform 1 (WE controlled)10,11,12

tWC

tAW

Address

tWP

WE

tAS

DIN

tWZ

DOUT

tWR

tAH

tDW

tDH

Data valid

tOW

3/24/04, v.1.2

Alliance Semiconductor

P. 5 of 9

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