EBE21AE8ACFA 데이터 시트보기 (PDF) - Elpida Memory, Inc

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EBE21AE8ACFA

2GB Registered DDR2 SDRAM DIMM

Elpida Memory, Inc 

EBE21AE8ACFA

AC Overshoot/Undershoot Specification (DDR2 SDRAM Component Specification)

Parameter

Maximum peak amplitude allowed for overshoot

Maximum peak amplitude allowed for undershoot

Maximum overshoot area above VDD

DDR2-667

Maximum undershoot area below VSS

DDR2-667

Maximum peak amplitude allowed for overshoot

Maximum peak amplitude allowed for undershoot

Maximum overshoot area above VDD

DDR2-667

Maximum undershoot area below VSS

DDR2-667

Maximum peak amplitude allowed for overshoot

Maximum peak amplitude allowed for undershoot

Maximum overshoot area above VDDQ

DDR2-667

Maximum undershoot area below VSSQ

DDR2-667

Pins

Command, Address,

CKE, ODT

CK, /CK

DQ, DQS, /DQS,

UDQS, /UDQS,

LDQS, /LDQS,

RDQS, /RDQS,

DM, UDM, LDM

Specification

0.5

0.5

0.8

0.8

0.5

0.5

0.23

0.23

0.5

0.5

0.23

0.23

Unit

V

V

V-ns

V-ns

V

V

V-ns

V-ns

V

V

V-ns

V-ns

Volts (V) VDD, VDDQ

VSS, VSSQ

Maximum amplitude

Overshoot area

Undershoot area

Time (ns)

Overshoot/Undershoot Definition

Data Sheet E1199E10 (Ver. 1.0)

11

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