NT5DS32M4AT-8B 查看數據表（PDF） - Nanya Technology

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NT5DS32M4AT-8B

128Mb Double Data Rate SDRAM

Nanya Technology 

NT5DS32M4AT

NT5DS16M8AT

128Mb Double Data Rate SDRAM

Read Burst: CAS Latencies (Burst Length = 4)

CK

CK

Command

Address

DQS

DQ

QFC

(Optional)

CAS Latency = 2

Read

BA a,COL n

NOP

NOP

NOP

NOP

CL=2

tQCS

DOa-n

tQCH

NOP

CAS Latency = 2.5

CK

CK

Command

Address

DQS

DQ

QFC

(Optional)

Read

BA a,COL n

NOP

NOP

NOP

NOP

CL=2.5

tQ C S

DOa-n

tQCH

NOP

DO a-n = data out from bank a, column n.

Don’t Care

3 subsequent elements of data out appear in the programmed order following DO a-n.

Shown with nominal tAC, tDQSCK, and tDQSQ .

QFC is an open drain driver. The output high level is achieved through an external pull up resistor connected to VDDQ .

REV 1.0

May, 2001

21

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NANYA TECHNOLOGY CORP. reserves the right to change Products and Specifications without notice.

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