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HD74LVC2244AFPEL 数据表(PDF) 3 Page - Renesas Technology Corp |
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HD74LVC2244AFPEL 数据表(HTML) 3 Page - Renesas Technology Corp |
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3 / 10 page ![]() HD74LVC2244A Rev.3.00 Aug. 20, 2004 page 3 of 9 Recommended Operating Conditions Item Symbol Ratings Unit Conditions 1.65 to 5.5 At operation Supply voltage VCC 1.5 to 5.5 V Data retention only Input voltage VI 0 to 5.5 V 0 to 5.5 Output “Z” or VCC : OFF Output voltage VO 0 to VCC V Output “H” or “L” –2 VCC = 1.65 V –4 VCC = 2.3 V –8 VCC = 2.7 V IOH –12 mA VCC = 3.0 to 5.5 V 2VCC = 1.65 V 4VCC = 2.3 V 8VCC = 2.7 V Output current IOL 12 mA VCC = 3.0 to 5.5 V Input rise / fall time tr, tf 0 to 6 ns / V Operating temperature Ta –40 to +85 °C Logic Diagram 1 G 1 2 1A1 1A2 1A3 1A4 18 1Y1 1Y2 1Y3 1Y4 4 16 6 14 812 2 G 19 11 2A1 2A2 2A3 2A4 9 2Y1 2Y2 2Y3 2Y4 13 7 15 5 17 3 |
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