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SN74AS34D Scheda tecnica(PDF) 3 Page - Texas Instruments |
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SN74AS34D Scheda tecnica(HTML) 3 Page - Texas Instruments |
3 / 4 page SN54AS34, SN74AS34 HEX NONINVERTERS SDAS058A – D2261, DECEMBER 1983 – REVISED MAY 1986 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 3 absolute maximum ratings over operating free-air temperature range (unless otherwise noted), Supply voltage, VCC 7 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Input voltage 7 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Operating free-air temperature range: SN54AS34 – 55 °C to 125°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SN74AS34 0 °C to 70°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Storage temperature range – 65 °C to 150°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . recommended operating conditions SN54AS34 SN74AS34 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 –2 –2 mA IOL Low-level output current 20 20 mA TA Operating free-air temperature –55 125 0 70 °C electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS SN54AS34 SN74AS34 UNIT PARAMETER TEST CONDITIONS MIN TYP† MAX MIN TYP† MAX UNIT VIK VCC = 4.5 V, II = – 18 mA – 1.2 – 1.2 V VOH VCC = 4.5 V to 5.5 V, IOH = – 2 mA VCC –2 VCC –2 V VOL VCC = 4.5 V, IOL = 20 mA 0.35 0.5 0.35 0.5 V II VCC = 5.5 V, VI = 7 V 0.1 0.1 mA IIH VCC = 5.5 V, VI = 2.7 V 20 20 µA IIL VCC = 5.5 V, VI = 0.4 V – 0.1 – 0.1 mA IO] VCC = 5.5 V, VO = 2.25 V –30 –112 –30 –112 mA ICCH VCC = 5.5 V, VI = 4.5 V 7.4 12 7.4 12 mA ICCL VCC = 5.5 V, VI = 0 V 21.3 34.6 21.3 34.6 mA † All typical values are at VCC = 5 V, TA = 25°C. ‡ The output conditions have been chosen to produce a current that closely approximates one half of the true short-circuit output current, IOS. switching characteristics (see Note 1) VCC = 4.5 V to 5.5 V, CL = 50 pF, PARAMETER FROM TO RL = 500 Ω, UNIT PARAMETER (INPUT) (OUTPUT) TA = MIN to MAX UNIT SN54AS34 SN74AS34 MIN MAX MIN MAX tPLH A Y 1 6.5 1 5.5 ns tPHL A Y 1 7 1 6 ns NOTE 2: Load circuit and voltage waveforms are shown in Section 1 of ALS/AS Logic Data Book, 1986. |
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