W9412G2IB datasheet(46/50 Pages) WINBOND

Part #	W9412G2IB

Description	1M 횞 4 BANKS 횞 32 BITS GDDR SDRAM

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Manufacturer	WINBOND [Winbond]

Direct Link	http://www.winbond.com

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46 / 50 page

W9412G2IB

Publication Release Date: Aug. 30, 2010

- 46 -

Revision A06

10.21 4 Bank Interleave Read Operation (CL = 2, BL = 2)

CMD

DQS

CLK

DQ

Q0a Q1a

Q0b Q1b

ACTa/b/c/d

: Bank Act. CMD of bank a/b/c/d

READAa/b/c/d : Read with Auto Pre.CMD of bank a/b/c/d

APa/b/c/d

: Auto Pre. of bank a/b/c/d

ACTa

ACTb

READAa

ACTc

READAb

ACTd

READAc

ACTa

APa

APb

tRCD(a)

tRAS(a)

tRP

tRAS(b)

tRCD(b)

CL(a)

CL(b)

Preamble

Postamble

Preamble

tRRD

tRC(a)

tRRD

tRAS(c)

tRAS(d)

tRCD(d)

tRCD(c)

tRRD

10.22 4 Bank Interleave Read Operation (CL = 2, BL = 4)

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W9412G2IB Datasheet(PDF) 46 Page - Winbond

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