74189 ETC | Alldatasheet
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54189/74189 64-Bit Ramdom-Access Memory with 3-State Output (64-Bit RAM) Schottky TTL High-Speed TTL Low-Power Schottky TTL Standard TTL Low-Power TTL Package y Package ‘ [ Package | Device Tel arenes Orvee Tm Laretme ome Tm [eters ever Tee eres] Once Te [ToT po [vg 8S A ss sO [Ese Coe a valet] a | ramoace F-Pt 2) esse ess eS ee ee = oe HH ret H —o noes ee [ewes Corer | scxenes Fe a = SS SS a a a OS OO a a ss | Tt 2 ee se a SOO a a i os a Coo Cer [rss fo PP pf TT] [oo eS Cocr ae rel ees a ns SO CCl] Electrica Characteristics SNE 89: Tse ss Sopoiy voraae. Vou Operaing owrar [sxses] —_—e81Cw> 12 | uz | Dame umes von | Voo~sv. Trout _woitege [ESv] temperance range [sures] o"cto 700 asc recommended opertrating conditions La ‘ ie [aati nr [a noe | ™| Toke a6 veo a eT Pin Assignment (Top View) Cowra aren a Pa] muon “rose to ron erio aT o © ARRARAAL Choate Tn or [TTT] I oF NE ot ot Operating (esas temperotae, Ta ry is fo i electrical cheracteristica over recommended operating ala allt free-air temperature range uw LLU PARANETER TEST _CONDITIONST [MIN TYPE WAX [UNIT] Se ak Bila SR" BB er Tei Haat na a oon Tce ee ate = - ay Function Table — Suaes | VOO= MIN. Vig BV. A EI Vou Low-level output voltage Va =0.8v, v Ts Oe EC ‘02H gril vote mies [vacewys vena a a Functional Block Diagram see Yona — | ee voltage _ «oo ve = ” { ot | + =| WLow-tvol nowt current Veo = Max. Vin0.5V so ak =| =| log _Shart-orout autput curent. ® | Voc =MAX _ 30 100 ma | LTT igo Sup euro ————S~dt Wg = MAX, Sea Nave eras | coma en {umm | WwLH| Access times Suns: <7] a veo=sv. ate oes zene [sans [ie sre te eatouie even