HMT325S6EFR8C Datasheet, PDF (26/50 Pages) Hynix Semiconductor – DDR3 SDRAM Unbuffered SODIMMs Based on 2Gb E-die

Overshoot and Undershoot Specifications
Address and Control Overshoot and Undershoot Specifications
AC Overshoot/Undershoot Specification for Address and Control Pins
Parameter
DDR3- DDR3- DDR3- DDR3- DDR3-
Units
800 1066 1333 1600 1866
Maximum peak amplitude allowed for overshoot area. (See Figure below)
0.4 0.4 0.4 0.4 0.4 V
Maximum peak amplitude allowed for undershoot area. (See Figure below)
0.4 0.4 0.4 0.4 0.4 V
Maximum overshoot area above VDD (See Figure below)
0.67 0.5 0.4 0.33 0.28 V-ns
Maximum undershoot area below VSS (See Figure below)
0.67 0.5 0.4 0.33 0.28 V-ns
(A0-A15, BA0-BA3, CS, RAS, CAS, WE, CKE, ODT)
See figure below for each parameter definition
Maximum Amplitude
Overshoot Area
VDD
Volts
(V) _VSS
Maximum Amplitude
Time (ns)
Undershoot Area
Address and Control Overshoot and Undershoot Definition
Rev.1.3 /Sep. 2013
26