IS61SF51218D データシートの表示（PDF） - Integrated Silicon Solution

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IS61SF51218D

256K x 32, 256K x 36, 512K x 18 SYNCHRONOUS FLOW-THROUGH STATIC RAM

Integrated Silicon Solution 

IS61SF25632T/D IS61LF25632T/D

IS61SF25636T/D IS61LF25636T/D

IS61SF51218T/D IS61LF51218T/D

BLOCK DIAGRAM

CLK

ADV

ADSC

ADSP

A18-A0

(61SF51218,

61LF51218)

A17-A0

(61SF25632/36,

61LF25632/36)

18/19

MODE

CLK

Q0 A0

A0'

BINARY

COUNTER

CE

Q1 A1

A1'

CLR

256K x 32; 256K x 36;

512K x 18

MEMORY ARRAY

D

Q

ADDRESS

REGISTER

CE

CLK

16/17

18/19

32, 36,

or 18

32, 36,

or 18

ISSI ®

GW

BWE

BWd

(x32/x36)

BWc

(x32/x36)

BWb

(x32/x36/x18)

BWa

(x32/x36/x18)

CE (T,D)

CE2 (T,D)

CE2 (T)

D DQd Q

BYTE WRITE

REGISTERS

CLK

D DQc Q

BYTE WRITE

REGISTERS

CLK

D DQb Q

BYTE WRITE

REGISTERS

CLK

D DQa Q

BYTE WRITE

REGISTERS

CLK

D

Q

ENABLE

REGISTER

CE

CLK

4

INPUT

REGISTERS

CLK

32, 36,

or 18

DQa - DQd

OE

OE

2

D

Q

ENABLE

DELAY

REGISTER

CLK

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

PRELIMINARY INFORMATION Rev. 00A

04/17/01

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