MT48LC16M8A2FB-75LAITL 데이터 시트보기 (PDF) - Micron Technology

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MT48LC16M8A2FB-75LAITL

Automotive SDR SDRAM

Micron Technology 

Figure 3: 8 Meg x 16 Functional Block Diagram

128Mb: x4, x8, x16 Automotive SDRAM

Functional Block Diagrams

CKE

CLK

CS#

WE#

CAS#

RAS#

Control

logic

Bank 3

Bank 2

Bank 1

Mode register

12

A[11:0],

BA0, BA1

14

Address

register

Refresh

counter

12

Row-

12

address

MUX

12

Bank 0

row-

address

latch

4096

and

decoder

Bank 0

memory

array

(4096 x 512 x 16)

Sense amplifiers

4096

2

Bank

control

2

logic

Column-

address

9

9

counter/

latch

I/O gating

DQM mask logic

read data latch

write drivers

512

(x16)

Column

decoder

2

2

Data

16

output

register

16

Data

16

input

register

DQML,

DQMH

DQ[15:0]

PDF: 09005aef84baf515

128mb_x4x8x16_ait-aat_sdram.pdf - Rev. C 1/14 EN

10

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© 1999 Micron Technology, Inc. All rights reserved.

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