MT48LC16M16A2(2002) データシートの表示（PDF） - Micron Technology

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MT48LC16M16A2
(Rev.:2002)

256Mb: x4, x8, x16 SDRAM

Micron Technology 

256Mb: x4, x8, x16

SDRAM

FUNCTIONAL BLOCK DIAGRAM

32 Meg x 8 SDRAM

CKE

CLK

CS#

WE#

CAS#

RAS#

CONTROL

LOGIC

BANK3

BANK2

BANK1

MODE REGISTER

12

A0-A12,

BA0, BA1

15

ADDRESS

REGISTER

REFRESH 13

COUNTER

ROW-

13

ADDRESS

MUX

13

BANK0

ROW-

ADDRESS

LATCH

&

DECODER

8192

BANK0

MEMORY

ARRAY

(8,192 x 1,024 x 8)

SENSE AMPLIFIERS

8192

2

BANK

CONTROL

LOGIC

2

COLUMN-

ADDRESS

10

10

COUNTER/

LATCH

I/O GATING

DQM MASK LOGIC

READ DATA LATCH

WRITE DRIVERS

1024

(x8)

COLUMN

DECODER

1

1

DATA

8

OUTPUT

REGISTER

8

DATA

8

INPUT

REGISTER

DQM

DQ0-

DQ7

256Mb: x4, x8, x16 SDRAM

256MSDRAM_E.p65 – Rev. E; Pub. 3/02

7

Micron Technology, Inc., reserves the right to change products or specifications without notice.

©2002, Micron Technology, Inc.

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