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SN74ALS804AN Scheda tecnica(PDF) 3 Page - Texas Instruments |
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SN74ALS804AN Scheda tecnica(HTML) 3 Page - Texas Instruments |
3 / 15 page SN54ALS804A, SN54AS804B, SN74ALS804A, SN74AS804B HEX 2-INPUT NAND DRIVERS SDAS022C – DECEMBER 1982 – REVISED JANUARY 1995 3 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 switching characteristics (see Figure 1) PARAMETER FROM (INPUT) TO (OUTPUT) VCC = 4.5 V to 5.5 V, CL = 50 pF, RL = 500 Ω, TA = MIN to MAX† UNIT (INPUT) (OUTPUT) SN54ALS804A SN74ALS804A MIN MAX MIN MAX tPLH AorB Y 2 9 2 7 ns tPHL A or B Y 2 9 2 8 ns † For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions. absolute maximum ratings over operating free-air temperature range (unless otherwise noted)‡ Supply voltage, VCC 7 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Input voltage, VI 7 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Operating free-air temperature range, TA: SN54AS804B – 55 °C to 125°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SN74AS804B 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§ SN54AS804B SN74AS804B UNIT MIN NOM MAX MIN NOM MAX UNIT VCC Supply voltage 4.5 5 5.5 4.5 5 5.5 V VIH High-level input voltage 2 2 V VIL Low-level input voltage 0.8 0.8 V IOH High-level output current –40 –48 mA IOL Low-level output current 40 48 mA TA Operating free-air temperature –55 125 0 70 °C § These high sink- or source-current devices are not recommended for use above 40 MHz. |
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