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TLC545CN Datasheet(PDF) 6 Page - Texas Instruments |
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TLC545CN Datasheet(HTML) 6 Page - Texas Instruments |
6 / 13 page TLC545C, TLC545I, TLC546C, TLC546I 8-BIT ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL CONTROL AND 19 INPUTS SLAS066B – DECEMBER 1985 – REVISED OCTOBER 1996 6 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating temperature range, VCC = Vref+ = 4.75 V to 5.5 V, fclock(I/O) = 2.048 MHz for TLC545 or fclock(I/O) = 1.1 MHz for TLC546 (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP† MAX UNIT VOH High-level output voltage (DATA OUT) VCC = 4.75 V, IOH = – 360 µA 2.4 V VOL Low-level output voltage VCC = 4.75 V, IOL = 3.2 mA 0.4 V IOZ Off state (high impedance state) ouput current VO = VCC, CS at VCC 10 µA IOZ Off-state (high-impedance state) ouput current VO = 0, CS at VCC –10 µA IIH High-level input current VI = VCC 0.005 2.5 µA IIL Low-level input current VI = 0 – 0.005 – 2.5 µA ICC Operating supply current CS at 0 V 1.2 2.5 mA Selected channel leakage current Selected channel at VCC, Unselected channel at 0 V 0.4 1 µA Selected channel leakage current Selected channel at 0 V, Unselected channel at VCC – 0.4 –1 µA ICC + Iref Supply and reference current Vref+ = VCC, CS at 0 V 1.3 3 mA Ci Input capacitance Analog inputs 7 55 pF Ci Input capacitance Control inputs 5 15 pF † All typical values are at TA = 25°C. |
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