W981216(1999) Просмотр технического описания (PDF) - Winbond

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W981216
(Rev.:1999)

2M x 16 bit x 4 Banks SDRAM

Winbond 

BLOCK DIAGRAM

CLK

CKE

CLOCK

BUFFER

CS

RAS

CAS

WE

COMMAND

DECODER

CONTROL

SIGNAL

GENERATOR

A10

MODE

A0

REGISTER

ADDRESS

BUFFER

A9

A11

BS0

BS1

REFRESH

COUNTER

COLUMN

COUNTER

W981216AH

2M x 16 bit x 4 Banks SDRAM

COLUMN DECODER

CELL ARRAY

BANK #0

SENSE AMPLIFIER

DATA CONTROL

CIRCUIT

COLUMN DECODER

CELL ARRAY

BANK #2

SENSE AMPLIFIER

COLUMN DECODER

CELL ARRAY

BANK #1

SENSE AMPLIFIER

DMn

DQ

BUFFER

COLUMN DECODER

CELL ARRAY

BANK #3

SENSE AMPLIFIER

DQ0

DQ15

UDQM

LDQM

NOTE:

The cell array configuration is 4096 * 512 * 16.

Revision 1.0

Publication Release Date: March, 1999

-2-

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