EM658160 데이터 시트보기 (PDF) - Etron Technology

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EM658160

4M x 16 DDR Synchronous DRAM (SDRAM)

Etron Technology 

Et r onT ec h

4Mx16 DDR SDRAM

EM658160

Block Diagram

CK

/CK

CKE

/CS

/RAS

/CAS

/WE

DLL

CLOCK

BUFFER

COMMAND

DECODER

A10/AP

COLUMN

COUNTER

CONTROL

SIGNAL

GENERATOR

MODE

REGISTER

A0

A11

BS0

BS1

ADDRESS

BUFFER

REFRESH

COUNTER

Column Decoder

1MX16

CELL ARRAY

(BANK #0)

Sense Amplifier

Sense Amplifier

1MX16

CELL ARRAY

(BANK #1)

Column Decoder

Column Decoder

1MX16

CELL ARRAY

(BANK #2)

Sense Amplifier

LDQS,

UDQS

DATA

STROBE

BUFFER

DDQ0

DQ15

DQ

BUFFER

Sense Amplifier

1MX16

CELL ARRAY

(BANK #3)

Column Decoder

LDM, UDM

Etron Confidential

2

Rev. 1.1

Jan. 2002

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