IC42S32200 데이터 시트보기 (PDF) - Integrated Circuit Systems

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IC42S32200

512K Words x 32 Bits x 4 Banks (64-MBIT) SYNCHRONOUS DYNAMIC RAM

Integrated Circuit Systems 

IC42S32200

IC42S32200L

FUNCTIONAL BLOCK DIAGRAM

CLK

CKE

CS#

RAS#

CAS#

WE#

CLOCK

BUFFER

COMMAND

DECODER

A10/AP

COLUMN

COUNTER

CONTROL

SIGNAL

G E N E R AT O R

MODE

REGISTER

A0

A9

BS0

BS1

ADDRESS

BUFFER

REFRESH

COUNTER

DQ0

D Q 31

DQ

BUFFER

DQM0~3

Column Decoder

2048 X 256 X 32

CELL ARRAY

(BANK #0)

Sense Amplifier

Sense Amplifier

2048 X 256 X 32

CELL ARRAY

(BANK #1)

Column Decoder

Column Decoder

2048 X 256 X 32

CELL ARRAY

(BANK #2)

Sense Amplifier

Sense Amplifier

2048 X 256 X 32

CELL ARRAY

(BANK #3)

Column Decoder

Integrated Circuit Solution Inc.

3

DR036-0D 02/04/2005

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