IS42S16128-8T 데이터 시트보기 (PDF) - Integrated Silicon Solution

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IS42S16128-8T

128K Words x 16 Bits x 2 Banks (4-MBIT) SYNCHRONOUS DYNAMIC RAM

Integrated Silicon Solution 

IS42S16128

ISSI ®

FUNCTIONAL BLOCK DIAGRAM

CLK

CKE

CS

COMMAND

RAS

DECODER

CAS

&

WE

CLOCK

A9

GENERATOR

MODE

REGISTER

9

A8

A7

REFRESH

SELF

A6

CONTROLLER

REFRESH

A5

CONTROLLER

A4

A3

REFRESH

A2

COUNTER

A1

A0

ROW

ADDRESS

9 LATCH

ROW

ADDRESS

9 BUFFER

9

8

ROW

ADDRESS

9 BUFFER 9

MEMORY CELL

ARRAY

512

BANK 0

SENSE AMP I/O GATE

256x16

COLUMN DECODER

8

256x16

SENSE AMP I/O GATE

MEMORY CELL

512

ARRAY

BANK 1

DQM

DATA IN

BUFFER

16

16

I/O 0-15

DATA OUT

BUFFER

16

16

Vcc/VccQ

GND/GNDQ

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

3

Rev. A

03/13/00

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