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SN74ALS2541DW Scheda tecnica(PDF) 3 Page - Texas Instruments |
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SN74ALS2541DW Scheda tecnica(HTML) 3 Page - Texas Instruments |
3 / 5 page SN74ALS2541 OCTAL LINE DRIVER/MOS DRIVER WITH 3-STATE OUTPUTS SDAS273 – DECEMBER 1994 3 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP † MAX UNIT VIK VCC = 4.5 V, II = –18 mA –1.2 V VOH VCC = 4.5 V to 5.5 V, IOH = – 0.4 mA VCC –2 V VOL VCC =4 5V IOL = 1 mA 0.15 0.5 V VOL VCC = 4.5 V IOL = 12 mA 0.35 0.8 V IOZH VCC = 5.5 V, VO = 2.7 V 20 µA IOZL VCC = 5.5 V, VO = 0.4 V –20 µA IOH VCC = 4.5 V, VO = 2 V –15 mA IOL VCC = 4.5 V, VO = 2 V 30 mA II VCC = 5.5 V, VI = 7 V 0.1 mA IIH VCC = 5.5 V, VI = 2.7 V 20 µA IIL VCC = 5.5 V, VI = 0.4 V – 0.1 mA IO‡ VCC = 5.5 V, VO = 2.25 V –15 –70 mA Outputs high 6 14 ICC VCC = 5.5 V Outputs low 15 25 mA Outputs disabled 13.5 22 † All typical values are 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 Figure 1) PARAMETER FROM (INPUT) TO (OUTPUT) VCC = 4.5 V to 5.5 V, CL = 50 pF, R1 = 500 Ω, R2 = 500 Ω, TA = MIN to MAX§ UNIT MIN MAX tPLH A Y 2 15 ns tPHL A Y 2 12 ns tPZH OE Y 5 15 ns tPZL OE Y 8 20 ns tPHZ OE Y 1 10 ns tPLZ OE Y 2 12 ns § For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions. |
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