IS42G32256 데이터 시트보기 (PDF) - Integrated Silicon Solution

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IS42G32256

256K x 32 x 2 (16-Mbit) SYNCHRONOUS GRAPHICS RAM

Integrated Silicon Solution 

IS42G32256

ISSI ®

CLK

CKE

CS

RAS

CAS

WE

DSF

DQM0-3

BLOCK

WRITE

CONTROL

LOGIC

DQM0-3

WRITE

CONTROL

LOGIC

COLUMN

MASK

MUX

MASK

REGISTER

COLOR

REGISTER

256K x 32

MEMORY

CELL

ARRAY

256K x 32

MEMORY

CELL

ARRAY

DATA IN

BUFFER

DATA OUT

BUFFER

DQ31-DQ0

DQM0-3

REFRESH

COUNTER

ROW DECODER

SERIAL

COUNTER

ROW

ADDRESS BUFFER

COLUMN

ADDRESS BUFFER

INPUT REGISTER

CLOCK

A0-A10

Figure 1. IS42G32256 Functional Block Diagram

2

Integrated Silicon Solution, Inc.

ADVANCE INFORMATION SR037-0C

09/10/98

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