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UPD43257B Datasheet(PDF) 7 Page - NEC |
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UPD43257B Datasheet(HTML) 7 Page - NEC |
7 / 20 page Data Sheet M10693EJ7V0DS00 7 µµµµPD43257B DC Characteristics (Recommended Operating Conditions Unless Otherwise Noted) Parameter Symbol Test condition µPD43257B-xxL µPD43257B-xxLL Unit MIN. TYP. MAX. MIN. TYP. MAX. Input leakage ILI VIN = 0 V to VCC –1.0 +1.0 –1.0 +1.0 µA current I/O leakage ILO VI/O = 0 V to VCC, /CE1 = VIH or –1.0 +1.0 –1.0 +1.0 µA current CE2 = VIL or /WE = VIL Operating ICCA1 /CE1 = VIL, CE2 = VIH, µPD43257B-70 45 45 mA supply current Minimum cycle time, II/O = 0 mA µPD43257B-85 45 45 ICCA2 /CE1 = VIL, CE2 = VIH, II/O = 0 mA 10 10 ICCA3 /CE1 ≤ 0.2 V, CE2 ≥ VCC – 0.2 V, Cycle = 1 MHz, 10 10 II/O = 0 mA, VIL ≤ 0.2 V, VIH ≥ VCC – 0.2 V Standby ISB /CE1 = VIH or CE2 = VIL,3 3 mA supply current ISB1 /CE1 ≥ VCC − 0.2 V, CE2 ≥ VCC − 0.2 V 1.0 50 0.5 15 µA ISB2 CE2 ≤ 0.2 V 1.0 50 0.5 15 High level VOH1 IOH = –1.0 mA 2.4 2.4 V output voltage VOH2 IOH = –0.1 mA VCC–0.5 VCC–0.5 Low level VOL IOL = 2.1 mA 0.4 0.4 V output voltage Remarks 1. VIN : Input voltage VI/O : Input / Output voltage 2. These DC characteristics are in common regardless of package types and access time. |
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