MEMORY DATABOOK - Al Kossow's Bitsavers

-----------------_____ MASK ROM· MSM281 01 AAS _FUNCTIONAL BLOCK DIAGRAM1lVAEI>rA"A, I>.DataA, Decoder1M Bit cell arraylatchA, 14bitA.A,A,A,A,AddressBufferA, rr.AlODecoder 1M Bit cell array DataA" latchA" 14 bitA"D";Ir,Ir,D";ll,I>.D";I>.OWI),;I),;rr,;rr,;lJ,;ABSOLUTE MAXIMUM RATINGS(Ta = 25·C)Rating Symbol Conditions Value UnitPower Supply Voltage Vcc Respect to Vss -0.5 -7· VInput Terminal Voltage VIN Respect to Vss -0.5 -7 VOutput Terminal Voltage VOUT Respect to Vss -0.5 -7 VPower Dissipation PD 2 WOperating Temperature Topr 0-70 ·CStorage Temperature Tstg -35 - 125 ·CRECOMMENDED OPERATING CONDITIONSSpecification valueParameter Symbol ConditionsMin. Typ. Max.UnitPower Supply Voltage Vcc 5V ± 5% 4.75 5 5.25 VPower Supply Voltage Vss 0 0 0 VInput Signal LevelVIH Respect to Vss 2.0 5 6 VVIL Respect to V ss -0.5 0 O.S VOperating Temperature Topr 0 70 ·C347