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SN74ALS521NSR датащи(PDF) 5 Page - Texas Instruments |
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SN74ALS521NSR датащи(HTML) 5 Page - Texas Instruments |
5 / 21 page SN54ALS520, SN74ALS518, SN74ALS520, SN74ALS521 8-BIT IDENTITY COMPARATORS SDAS224B – JUNE 1982 – REVISED NOVEMBER 1995 5 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 absolute maximum ratings over operating free-air temperature range (unless otherwise noted)† Supply voltage, VCC 7 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Input voltage, VI: Q inputs VCC + 0.5 V or 5.5 V, whichever is less . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . All other inputs 7 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Off-state output voltage 7 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Operating free-air temperature range, TA: SN74ALS518 0 °C to 70°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Storage temperature range – 65 °C to 150°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . † Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability. recommended operating conditions SN74ALS518 UNIT MIN NOM MAX UNIT VCC Supply voltage 4.5 5 5.5 V VIH High-level input voltage 2 V VIL Low-level input voltage 0.8 V VOH High-level output voltage 5.5 V IOL Low-level output current 24 mA TA Operating free-air temperature 0 70 °C electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS SN74ALS518 UNIT PARAMETER TEST CONDITIONS MIN TYP‡ MAX UNIT VIK VCC = 4.5 V, II = – 18 mA – 1.5 V IOH VCC = 5.5 V, VOH = 5.5 V 0.1 mA VOL VCC =4 5V IOL = 12 mA 0.25 0.4 V VOL VCC = 4.5 V IOL = 24 mA 0.35 0.5 V II Q inputs VCC =5 5V VI = 5.5 V 0.1 mA II All other inputs VCC = 5.5 V VI = 7 V 0.1 mA I Q inputs VCC =5 5V VI =2 7V – 0.2 mA IIH All other inputs VCC = 5.5 V, VI = 2.7 V 20 µA I Q inputs VCC =5 5V VI =0 4V – 0.6 mA IIL All other inputs VCC = 5.5 V, VI = 0.4 V – 0.1 mA ICC VCC = 5.5 V, See Note 1 11 17 mA ‡ All typical values are at VCC = 5 V, TA = 25°C. NOTE 1: ICC is measured with G grounded, and P and Q at 4.5 V. |
Аналогичный номер детали - SN74ALS521NSR |
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Аналогичное описание - SN74ALS521NSR |
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