K4T1G044QQ View Datasheet(PDF) - Samsung

Part Name

Description

Manufacturer

K4T1G044QQ

1Gb Q-die DDR2 SDRAM

Samsung 

K4T1G044QQ

K4T1G084QQ

K4T1G164QQ

DDR2 SDRAM

DQS

DQS

VDDQ

tDS tDH

tDS tDH

VIH(ac) min

VREF to ac

region

VIH(dc) min

VREF(dc)

VIL(dc) max

nominal slew

rate

VIL(ac) max

VSS

tVAC

nominal

slew rate

VREF to ac

region

∆TF

Setup Slew Rate= VREF(dc) - Vil(ac)max

Falling Signal

∆TF

∆TR

SeRtiuspinSgleSwignRaalte=

Vih(ac)min - VREF(dc)

∆TR

Figure 5 - IIIustration of nominal slew rate for tDS (differential DQS,DQS)

25 of 44

Rev. 1.01 November 2007

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