MT48H16M16LFB5-75 데이터 시트보기 (PDF) - Micron Technology

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MT48H16M16LFB5-75

256Mb: 16 Meg x 16, 8 Meg x 32 Mobile SDRAM

Micron Technology 

Figure 3: 8 Meg x 32 SDRAM

256Mb: 16 Meg x 16, 8 Meg x 32 Mobile SDRAM

Functional Block Diagrams

CKE

CLK

CS#

WE#

CAS#

RAS#

CONTROL

LOGIC

EXT MODE

REGISTER

MODE REGISTER

14

A0–A11,

BA0, BA1

14 ADDRESS

REGISTER

BA1

BA0

Bank

0

0

0

0

1

1

1

0

2

1

1

3

BANK3

BANK2

BANK1

REFRESH 13

COUNTER

ROW-

12

ADDRESS

MUX

12

BANK0

ROW-

ADDRESS

LATCH

&

DECODER

4,096

BANK0

MEMORY

ARRAY

(4,096 x 512 x 32)

SENSE AMPLIFIERS

4,096

2

BANK

CONTROL

LOGIC

2

COLUMN-

ADDRESS

9

9

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

PDF:09005aef8219eeeb/Source: 09005aef8219eedd

MT48H16M16LF_2.fm - Rev F 4/07 EN

7

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

©2006 Micron Technology, Inc. All rights reserved.

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