W9812G6GH Просмотр технического описания (PDF) - Winbond

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W9812G6GH

2M X 4 BANKS X 16 BITS SDRAM

Winbond 

6. BLOCK DIAGRAM

CLK

CKE

CLOCK

BUFFER

CS

RAS

CAS

WE

COMMAND

DECODER

CONTROL

SIGNAL

GENERATOR

A10

A0

A9

A11

BS0

BS1

ADDRESS

BUFFER

MODE

REG ISTER

REFRESH

COUNTER

COLUMN

COUNTER

COLUMN DECODER

R

O

W

D

E

CELL ARRAY

C

BANK #0

O

D

E

R

SENSE A MPLIFIER

DATA CONTROL

CIRCUIT

COLUMN DECODER

R

O

W

D CELL ARRAY

E

C

BANK #2

O

D

E

R

SEN SE AM PLIFIER

W9812G6GH

COLUMN DECODER

R

O

W

D

E

CELL ARRAY

C

O

BANK #1

D

E

R

SENSE A MPLIFIER

DMn

DQ

BUFFER

DQ0

DQ15

UDQM

LDQM

COLUMN DECODER

R

O

W

D

CELL ARRAY

E

C

BANK #3

O

D

E

R

SEN SE AM PLIFIE R

Note: The cell array configuration is 4096 * 512 * 16.

Publication Release Date:Aug. 13, 2007

-6-

Revision A06

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