W9425G8EH Datasheet, PDF(36/53 Page) Winbond – 8M × 4 BANKS × 8 BITS DDR SDRAM

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W9425G8EH Datasheet, PDF (36/53 Pages) Winbond – 8M × 4 BANKS × 8 BITS DDR SDRAM

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11.3 Read Timing (Burst Length = 4)

W9425G8EH

CLK

tCH

tCL

tCK

CLK

CMD

tIS

tIH

READ

ADD

tIS tIH

Col

CAS Latency = 2

Hi-Z

DQS

Output

Hi-Z

(Data)

CAS Latency = 3

Hi-Z

DQS

Output

Hi-Z

(Data)

tRPRE

tDQSCK

tRPST

Preamble

tDQSQ

QDA0

tAC

tLZ

tRPRE

tQH

QDA1

tQH

tDQSQ

QDA2

tDQSCK

Postamble

tDQSQ

QDA3

tHZ

tDQSCK

Preamble

tDQSQ

QDA0

tAC

tLZ

tQH

QDA1

tQH

tDQSQ

QDA2

Hi-Z

tDQSCK

tRPST

Hi-Z

Postamble

tDQSQ

QDA3

Hi-Z

tHZ

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Publication Release Date: Jul. 04, 2008

Revision A01

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