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Figure 7-8, Ddr write timing measurement points – AMD Geode LX [email protected] User Manual

Page 615

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AMD Geode™ LX Processors Data Book

615

Electrical Specifications

33234H

Figure 7-8. DDR Write Timing Measurement Points

SDCLK[5:1]P

Non-DQ Outputs

V

REF

Valid Output

n+1

Valid Output

n

V

REF

t

VAL2

Min

t

VAL2

Max

V

IHD

V

ILD

V

REF

DQS Outputs

DQS

V

IHD

V

ILD

V

REF

DQ Outputs

DQ

n+1

DQ

n

V

REF

DQ

n+2

SDCLK[5:0]N

V

REF

t

SKEW1

t

SKEW1

t

DEL2

SDCLK0P

V

REF

t

DEL1

t

VAL1

Max

t

VAL1

Min

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