MT48LC8M32B2 View Datasheet(PDF) - Micron Technology

Part Name

Description

Manufacturer

MT48LC8M32B2

SYNCHRONOUS DRAM

Micron Technology 

FUNCTIONAL BLOCK DIAGRAM

8 Meg x 32 SDRAM

PRELIMINARY

256Mb: x32

SDRAM

CKE

CLK

CS#

WE#

CAS#

RAS#

CONTROL

LOGIC

BANK3

BANK2

BANK1

BANK0

MODE REGISTER

12

A0–A11,

BA0, BA1

14

ADDRESS

REGISTER

REFRESH 12

COUNTER

ROW-

12

ADDRESS

MUX

12

BANK0

ROW-

ADDRESS

LATCH

&

DECODER

4096

BANK0

MEMORY

ARRAY

(4,096 x 512 x 32)

SENSE AMPLIFIERS

4,096

2

BANK

CONTROL

LOGIC

2

COLUMN-

ADDRESS

9

89

COUNTER/

LATCH

I/O GATING

DQM MASK LOGIC

READ DATA LATCH

WRITE DRIVERS

512

(x32)

COLUMN

DECODER

4

4

DATA

32

OUTPUT

REGISTER

32

DATA

32

INPUT

REGISTER

DQM0–

DQM3

DQ0–

DQ31

09005aef80cd8e48

256MbSDRAMx32.p65 – Rev. B; Pub. 03/04

5

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

©2003 Micron Technology, Inc.

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