MEMORY DATABOOK - Al Kossow's Bitsavers

-----------------_____ DYNAMIC RAM· MSM41256JS _FUNCTIONAL BLOCK DIAGRAMeolumnAddressBuffersWEAo -A,DoutVeeVSS-RowAddressButiersyWordDriv·ersOn chip VBBMemoryCellsDinABSOLUTE MAXIMUM RATINGS (See NotelRating Symbol Value UnitVoltage on any pin relative to VSS VIN. VOUT -1 to +7 VVoltage on Vee supply relative to VSS Vee -1 to +7 VOperating temperature Topr o to 70 °eStorage temperatu re T stg -55 to +150 °ePower dissipation Po 1.0 WShort circuit output current 50 mANote: Permanent device damage may occur if ABSOLUTE MAXIMUM RATINGS are exceeded. Functional opera·tion should be restricted to the conditions as detailed in the operational sections of this data sloeet. Exposureto absolute maximum rating conditions for extended periods may affect device reliability.RECOMMENDED OPERATING CONDITIONS(Respect to VSSIParameterSymbol Min. Typ. Max. UnitSupply VoltageVee 4.5 5.0 5.5 VVSS 0 0 0 VInput High Voltage. all inputs VIH 2.46.5 VInput Low Voltage, all inputs VIL -1.0 0.8 VOperatingTemperatu reooe to +70 o e123