HMT325R7AFR8A-G7 Datasheet, PDF (44/76 Pages) Hynix Semiconductor – 240pin DDR3 SDRAM Registered DIMM

Overshoot and Undershoot Specifications
Address and Control Overshoot and Undershoot Specifications
AC Overshoot/Undershoot Specification for Address and Control Pins
Parameter
DDR3-800 DDR3-1066DDR3-1333 Units
Maximum peak amplitude allowed for overshoot area. (See figure below)
0.4
0.4
0.4
V
Maximum peak amplitude allowed for undershoot area. (See figure below) 0.4
0.4
0.4
V
Maximum overshoot area above VDD (See figure below)
0.67
0.5
0.4
V-ns
Maximum undershoot area below VSS (See figure below)
0.67
0.5
(A0-A15, BA0-BA3, CS, RAS, CAS, WE, CKE, ODT)
0.4
V-ns
Maxim um Am plitude
Overshoot Area
VDD
V o lts
(V)
VSS
Maxim um Am plitude
Tim e (ns)
Undershoot Area
Address and Control Overshoot and Undershoot Definition
Address and Control Overshoot and Undershoot Definition
Rev. 0.1 / Nov. 2009
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