EBD25RB4ALFA-7A

更新时间： 2024-01-22 11:37:14

品牌	Logo	应用领域
尔必达 - ELPIDA		动态存储器双倍数据速率
页数	文件大小	规格书
17页	130K
描述
256MB Registered DDR SDRAM DIMM

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数据手册

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EBD25RB4ALFA-7A 数据手册

EBD25RB4ALFA

Pin Description

Pin name

Function

Address input

Row address

A0 to A11

Column address

A0 to A9, A11

BA0, BA1

Bank select address

Data input/output

DQ0 to DQ63

CB0 to CB7

Check bit (Data input/output)

Row address strobe command

Column address strobe command

Write enable

/RAS

/CAS

/WE

/CS0

Chip select

CKE0

Clock enable

CLK0

Clock input

/CLK0

Differential clock input

Input and output data strobe

Input masks

DQS0 to DQS8

DM0 to DM8/DQS9 to DQS17

SCL

Clock input for serial PD

Data input/output for serial PD

Serial address input

Power for internal circuit

Power for DQ circuit

Power for serial EEPROM

Input reference voltage

Ground

SDA

SA0 to SA2

VDD

VDDQ

VDDSPD

VREF

VSS

VDDID

/RESET

VDD indentication flag

Reset pin (forces register inputs low)

No connection

Preliminary Data Sheet E0211E11 (Ver. 1.1)

1 2 345 6 7...17

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