MEMORY DATABOOK - Al Kossow's Bitsavers

-------------------11. STATIC RAM ·MSM2128RS •READ CYCLE (1)ParameterSymbol2128-12RSMin. Max.2128·15RSMin. Max.2128-20RSMin. Max.UnitConditionsRead Cycle Time tRC 120150200nsAddress Access Time tAC 120150200nsOutput Enable toOutput DelaytOE 506070nsCh ip Select Access Time tco 120150200nsChip Selection toOutput in Low ZtCX(2) 101010nsChip Selection toOutput in High ZtOTD(3) 0 400 500 60nsOutput Hold fromAddress TimetOHA 101010nsChip Select toPower Up Timetpu 000nsChip Select toPower Down TimetpD 506080nsREAD CYCLE NO. 1(8)(9)I/O(out)READ CYCLE NO. 2(8)(10)I/O(out)VCCSupplyCurrentICC------+-J+---; tpuNotes: 1. ~ is high for Read Cvcle.2. Device is continuously selected. CS = VI L.3. Address valid prior to or coincident with "CS" transition low.275