MT46H16M32LF 데이터 시트보기 (PDF) - Micron Technology

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MT46H16M32LF

Mobile Low-Power DDR SDRAM

Micron Technology 

Figure 3: Functional Block Diagram (x32)

512Mb: x16, x32 Mobile LPDDR SDRAM

Functional Block Diagrams

CKE

CK#

CK

CS#

WE#

CAS#

RAS#

Control

logic

Standard mode

register

Extended mode

register

Address,

BA0, BA1

Address

register

Refresh

counter

Bank 3

Bank 2

Bank 1

Row-

address

MUX

Bank 0

row-

address

latch

and

decoder

2

Bank

control

logic

2

Column-

address

counter/

latch

1

Bank 0

memory

array

Sense amplifiers

I/O gating

DM mask logic

Column

decoder

32

64

Read

MUX

latch 32

Data

32

DQS

2

generator

DRVRS

64

COL 0

CK

Input

registers

DQS

4

Mask

Write

64

FIFO

and

drivers

4

8

32

64

CK

out

CK

in

Data

32

4

4

4

32

RCVRS

32

32

CK

4

COL 0

DQ[31:0]

DQS0

DQS1

DQS2

DQS3

DM0

DM1

DM2

DM3

PDF: 09005aef83dd2b3e

t67m_512mb_mobile_lpddr.pdf - Rev. H 06/13 EN

10

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