IS61LPS51218D-133B Ver la hoja de datos (PDF) - Integrated Silicon Solution

Número de pieza

componentes Descripción

Fabricante

IS61LPS51218D-133B

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

Integrated Silicon Solution 

IS61SPS25632T/D IS61LPS25632T/D

IS61SPS25636T/D IS61LPS25636T/D

IS61SPS51218T/D IS61LPS51218T/D

ISSI ®

READ/WRITE CYCLE SWITCHING CHARACTERISTICS (Over Operating Range)

Symbol

Parameter

-150

Min.

Max.

fMAX

Clock Frequency

—

150

tKC

Cycle Time

6.7

—

tKH

Clock High Pulse Width

2.5

—

tKL

Clock Low Pulse Width

2.5

—

tKQ

Clock Access Time

—

3.8

tKQX(1)

Clock High to Output Invalid

1.5

—

tKQLZ(1,2)

Clock High to Output Low-Z

0

—

tKQHZ(1,2)

Clock High to Output High-Z

—

3.8

tOEQ

Output Enable to Output Valid

—

3.8

tOELZ(1,2)

Output Enable to Output Low-Z

0

—

tOEHZ(1,2)

Output Enable to Output High-Z

—

3.8

tAS

Address Setup Time

1.5

—

tSS

Address Status Setup Time

1.5

—

tWS

Write Setup Time

1.5

—

tCES

Chip Enable Setup Time

1.5

—

tAVS

Address Advance Setup Time

1.5

—

tAH

Address Hold Time

0.5

—

tSH

Address Status Hold Time

0.5

—

tWH

Write Hold Time

0.5

—

tCEH

Chip Enable Hold Time

0.5

—

tAVH

Address Advance Hold Time

0.5

—

Note:

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

2. Tested with load in Figure 2.

-133

Min.

Max.

—

133

7.5

—

2.8

—

2.8

—

—

4

1.5

—

0

—

—

4

—

4

0

—

—

4

1.5

—

1.5

—

1.5

—

1.5

—

1.5

—

0.5

—

0.5

—

0.5

—

0.5

—

0.5

—

Unit

MHz

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

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

13

PRELIMINARY INFORMATION Rev. 00B

05/09/01

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