Datasheet
Table Of Contents
- Description
- Fetures
- Ordering Information
- Key Parameters
- Speed Grade
- Address Table
- Pin Descriptions
- Input/Output Functional Descriptions
- Pin Assignments
- Functional Block Diagram
- Absolute Maximum Ratings
- AC & DC Operating Conditions
- AC & DC Input Measurement Levels
- Vref Tolerances
- AC and DC Logic Input Levels for Differential Signals
- AC & DC Output Measurement Levels
- Overshoot and Undershoot Specifications
- Refresh parameters by device density
- Standard Speed Bins
- IDD and IDDQ Specification Parameters and Test Conditions
- IDD Specifications (Tcase: 0 to 95oC)
- Module Dimensions

Rev. 1.0/Sep. 2012 26
Overshoot and Undershoot Specifications
Address and Control Overshoot and Undershoot Specifications
Address and Control Overshoot and Undershoot Definition
AC Overshoot/Undershoot Specification for Address and Control Pins
Parameter
DDR3-
800
DDR3-
1066
DDR3-
1333
DDR3-
1600
Units
Maximum peak amplitude allowed for overshoot area. (See Figure below) 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 V
Maximum overshoot area above VDD (See Figure below) 0.67 0.5 0.4 0.33 V-ns
Maximum undershoot area below VSS (See Figure below) 0.67 0.5 0.4 0.33 V-ns
(A0-A15, BA0-BA3, CS, RAS, CAS, WE, CKE, ODT)
See figure below for each parameter definition
Maximum Amplitude
Overshoot Area
VDD
VSS
Maximum Am plitude
Undershoot Area
Time (ns)
Volts
(V)