IS61LPS25636D(2002) Просмотр технического описания (PDF) - Integrated Silicon Solution

Номер в каталоге

Компоненты Описание

производитель

IS61LPS25636D
(Rev.:2002)

256K x 32, 256K x 36, 512K x 18 SYNCHRONOUS PIPELINED, SINGLE-CYCLE DESELECT STATIC RAM

Integrated Silicon Solution 

IS61LPS25632T/D/J, IS61LPS25636T/D/J, IS61LPS51218T/D/J

®

ISSI

Read/WRITE CYCLE SWITCHING CHARACTERISTICS (Over Operating Range)

Symbol Parameter

-166

-200

-225

-250

Min. Max.

Min. Max.

Min. Max

Min. Max

Unit

fMAX Clock Frequency

— 166

— 200

— 225

— 250

ns

tKC

Cycle Time

6—

5

—

4.4

—

4

—

ns

tKH

Clock High Pulse Width

2.3 —

2

—

1.8 —

1.7 —

ns

tKL

Clock Low Pulse Width

2.3 —

2

—

1.8 —

1.7 —

ns

tKQ

Clock Access Time

—

3.5

—

3.1

—

2.8

—

2.6

ns

tKQX(1) Clock High to Output Invalid

1.5 —

1.0 —

1.0

—

0.8 —

ns

tKQLZ(1,2) Clock High to Output Low-Z

0—

0

—

0

—

0

—

ns

tKQHZ(1,2) Clock High to Output High-Z

— 3.5

—

3.0

—

2.8

— 2.6

ns

tOEQ Output Enable to Output Valid

— 3.5

—

3.1

—

2.8

—

2.6

ns

tOELZ(1,2) Output Enable to Output Low-Z

0

—

0

—

0

—

0

—

ns

tOEHZ(1,2) Output Enable to Output High-Z —

3.5

—

3.0

—

2.8

—

2.6

ns

tAS

Address Setup Time

1.5 —

1.4

—

1.4 —

1.2

—

ns

tSS

Address Status Setup Time

1.5

—

1.4

—

1.4 —

1.2

—

ns

tWS

Write Setup Time

1.5 —

1.4

—

1.4 —

1.2

—

ns

tCES Chip Enable Setup Time

1.5 —

1.4

—

1.4 —

1.2

—

ns

tAVS Address Advance Setup Time 1.5

—

1.4

—

1.4 —

1.2

—

ns

tAH

Address Hold Time

0.5 —

0.4

—

0.4 —

0.3

—

ns

tSH

Address Status Hold Time

0.5 —

0.4

—

0.4 —

0.3

—

ns

tWH

Write Hold Time

0.5 —

0.4

—

0.4 —

0.3

—

ns

tCEH Chip Enable Hold Time

0.5 —

0.4

—

0.4 —

0.3

—

ns

tAVH Address Advance Hold Time 0.5

—

0.4

—

0.4 —

0.3

—

ns

Note:

1. Guaranteed but not 100% tested. This parameter is periodically sampled.

2. Tested with load in Figure 1,2,3,4..

Integrated Silicon Solution, Inc. — www.issi.com — 1-800-379-4774

15

PRELIMINARYINFORMATION Rev. 00B

04/29/02

Share Link: