EDI8F321024C 데이터 시트보기 (PDF) - White Electronic Designs Corporation

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EDI8F321024C

1024K x 32 Static RAM CMOS, High Speed Module

White Electronic Designs Corporation 

White Electronic Designs

EDI8F321024C

AC CHARACTERISTICS READ CYCLE

Parameter

Symbol

JEDEC Alt.

15ns

Min Max

20ns

Min Max

Read Cycle Time

tAVAV

tRC

15

20

Address Access Time

tAVQV

tAA

15

20

Chip Enable Access

tELQV

tACS

15

20

Chip Enable to Output in Low Z (1)

tELQX

tCLZ

3

3

Chip Disable to Output in High Z (1)

tEHQZ

tCHZ

7

10

Output Hold from Address Change

tAVQX

tOH

3

3

Output Enable to Output Valid

tGLQV

tOE

7

8

Output Enable to Output in Low Z (1)

tGLQX

tOLZ

0

0

Output Disable to Output in High Z(1)

tGHQZ

tOHZ

7

8

Note 1: Parameter guaranteed, but not tested.

25ns

Min Max

25

25

25

3

12

3

10

0

10

Units

ns

ns

ns

ns

ns

ns

ns

ns

ns

FIG.

READ CYCLE 1 - W# HIGH, G#, E# LOW

tAVAV

A

ADDRESS 1

ADDRESS 2

tAVQV

tAVQX

Q

DATA 1

DATA 2

FIG. 3

READ CYCLE 2 - W# HIGH

tAVAV

A

tAVQV

E#

tELQV

tELQX

G#

Q

8F8512C Rd Cyc2

tGLQV

tGLQX

tEHQZ

tGHQZ

White Electronic Designs Corp. reserves the right to change products or specifications without notice.

Aug. 2002

Rev. 8A

3

White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com

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