Voltage Information
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Symbol Parameter Minimum Maximum
Vin, Vout Voltage on any pin w.r.t VSS -0.5 VDD + 0.5
VDD, VDDQ Voltage supply pins pin w.r.t VSS -0.5 4.5
Ts Storage temperature -55 125

Table 2: SDRAM component maximum A.C. operating requirements

Symbol Parameter Minimum Maximum
Vih

Input high voltage

 2.0 VDDQ+1.5
Vil Input low voltage VSSQ - 1.5 0.8

Note:

The overshoot and undershoot voltage duration is <=5ns with no input clamp diodes

The VDDQ and VSSQ are the operating parameters (not absolute maximum parameters)