MEMORY DATABOOK - Al Kossow's Bitsavers

--------------------------------------.MASKROM·MSM53256RS.ABSOLUTE MAXIMUM RATINGS(Ta = 25°C)RatingPower Supply VoltageInput VoltageOutput VoltagePower DissipationOperating TemperatureStorage TemperatureSymbolVeeVIVoPoT oprT stgValue Unit Conditions-0.3 to 7 V Respect to Vss-0.3 to Vee + 0.3 V Respect to V ss-0.3 to Vee + 0.3 V Respect to Vss1 W Per packageo to 70 °c --55 to 150 °c -OPERATING CONDITION AND DC CHARACTERISTICSRatingParameter Symbol Measuring Condition UnitMin. Typ. Max.Power Supply VoltageInput Signal LevelOutput Signal LevelVee - 4.5 5 5.5 VVss -0 0 0 VVIH - 2.2 5 Vee +0.3 VVIL - -0.3 0 0.8 VVOH 10H = -4001J.A 2.4 - - VVOL 10L = 2.1 mA - - 0.4 VInput Leakage Current III VI = OV or Vee -10 - 10 IJ.AOutput Leakage CurrentILOICCAVo = OV or VeeChip not selectedVee = Max. 10 = 0 mA,tc = 150 ns-10 - 10 IJ.A- - 15 mAPower Supply Current ICCS Vee = Max. CE = Vee - 0.2V - - 0.1 mAICCSlVee = Max.CE = VIH min.- -0.5 mAOperating Temperature Topr - 0 - 70 °cAC CHARACTERISTICSTIMING CONDITIONSParameterConditionsInput Signal Level VIH = 2.4V, VI L = 0.6VInput Rising, Falling Timetr=tf=15 nsInput Voltage=1.5VTiming Measuring Point VoltageOutput Voltage=0.8V & 2.0VLoading ConditionCL=100pF + 1 TTL357