HB54A2568KN-B75B 데이터 시트보기 (PDF) - Elpida Memory, Inc

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HB54A2568KN-B75B

256MB DDR SDRAM S.O.DIMM

Elpida Memory, Inc 

Pin Description

Pin name

A0 to A12

BA0, BA1

DQ0 to DQ63

/RAS

/CAS

/WE

/S0, /S1

CKE0, CKE1

CK0 to CK2

/CK0 to /CK2

DQS0 to DQS7

DM0 to DM7

SCL

SDA

SA0 to SA2

VCC

VCCSPD

VREF

VSS

VCCID

NC

HB54A2568KN-A75B/B75B/10B

Function

Address input

Row address

Column address

A0 to A12

A0 to A8

Bank select address

Data input/output

Row address strobe command

Column address strobe command

Write enable

Chip select

Clock enable

Clock input

Differential clock input

Input and output data strobe

Input mask

Clock input for serial PD

Data input/output for serial PD

Serial address input

Power for internal circuit

Power for serial EEPROM

Input reference voltage

Ground

VCC identification flag

No connection

Preliminary Data Sheet E0148H20 (Ver. 2.0)

4

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