전자부품 데이터시트 검색엔진 |
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HM62256A 데이터시트(PDF) 4 Page - Hitachi Semiconductor |
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HM62256A 데이터시트(HTML) 4 Page - Hitachi Semiconductor |
4 / 11 page Function Table WE CS OE Mode VCC current I/O pin Ref. cycle ———————————————————————————————————————————————– X H X Not selected ISB, ISB1 High-Z — ———————————————————————————————————————————————– H L H Output disable ICC High-Z — ———————————————————————————————————————————————– H L L Read ICC Dout Read cycle (1)–(3) ———————————————————————————————————————————————– L L H Write ICC Din Write cycle (1) ———————————————————————————————————————————————– LLLWrite ICC Din Write cycle (2) ———————————————————————————————————————————————– Note: X: H or L Absolute Maximum Ratings Parameter Symbol Value Unit ———————————————————————————————————————————————– Voltage on any pin relative to VSS VT –0.5*1 to +7.0 V ———————————————————————————————————————————————– Power dissipation PT 1.0 W ———————————————————————————————————————————————– Operating temperature Topr 0 to +70 °C ———————————————————————————————————————————————– Storage temperature Tstg –55 to +125 °C ———————————————————————————————————————————————– Storage temperature under bias Tbias –10 to +85 °C ———————————————————————————————————————————————– Note: 1. VT min = –3.0 V for pulse half-width ≤ 50 ns Recommended DC Operating Conditions (Ta = 0 to +70°C) Parameter Symbol Min Typ Max Unit ———————————————————————————————————————————————– Supply voltage VCC 4.5 5.0 5.5 V ———————————————————————————————– VSS 000V ———————————————————————————————————————————————– Input high (logic 1) voltage VIH 2.2 — 6.0 V ———————————————————————————————————————————————– Input low (logic 0) voltage VIL –0.5*1 — 0.8 V ———————————————————————————————————————————————– Note: 1. VIL min = –3.0 V for pulse half-width ≤ 50 ns 4 HM62256A Series HM62256A Series |
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