MT46V16M8 データシートの表示（PDF） - Micron Technology

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MT46V16M8

DOUBLE DATA RATE (DDR) SDRAM

Micron Technology 

PRELIMINARY

128Mb: x4, x8, x16

DDR SDRAM

FUNCTIONAL BLOCK DIAGRAM

16 Meg x 8

CKE

CK#

CK

CS#

WE#

CAS#

RAS#

CONTROL

LOGIC

BANK3

BANK2

BANK1

MODE REGISTERS

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 16)

SENSE AMPLIFIERS

8192

2

BANK

CONTROL

LOGIC

2

COLUMN-

ADDRESS

9

10

COUNTER/

LATCH

1

I/O GATING

DM MASK LOGIC

512

(x16)

COLUMN

DECODER

CK

8

16

READ

LATCH 8

MUX

DATA

DLL

8

DQS

GENERATOR

DRVRS

1

COL0

INPUT

DQS

16

REGISTERS

1

MASK

WRITE

1

16

FIFO

2

&

DRIVERS

8

16

ck

ck

8

out

in DATA

1

1

1

RCVRS

8

8

8

CK

1

COL0

DQ0 -

DQ7, DM

DQS

128Mb: x4, x8, x16 DDR SDRAM

128Mx4x8x16DDR_C.p65 – Rev. C; Pub. 4/01

5

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

©2001, Micron Technology, Inc.

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