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TSC2111IRGZT Scheda tecnica(PDF) 9 Page - Texas Instruments |
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TSC2111IRGZT Scheda tecnica(HTML) 9 Page - Texas Instruments |
9 / 99 page TSC2111 SLAS495− JUNE 2006 www.ti.com 9 ELECTRICAL CHARACTERISTICS (continued) At +25 °C, AVDD1, AVDD2, DRVDD, IOVDD = 3.3 V, BVDD = 3.9 V, DVDD = 1.8 V, Vref = 2.5 V, Fs (Audio) = 48 kHz, unless otherwise noted (continued) PARAMETER TEST CONDITIONS MIN TYP MAX UNITS POWER SUPPLY REQUIREMENTS Power supply voltage AVDD1, AVDD2 3 3.3 3.6 V DRVDD 3 3.3 3.6 V BVDD 3 4.2 V IOVDD Max MCLK = 100 MHz 2 3.6 V IOVDD Max MCLK = 50 MHz 1.1 3.6 V DVDD 1.65 1.8 1.95 V Touch-screen ADC quiescent current IAVDD1, host controlled AUX1 conversion at 10 ksps with external reference 58 A Touch-screen ADC quiescent current IDVDD, host controlled AUX1 conversion at 10 ksps 68 µA IAVDD1 with loudspeaker output (no signal), PLL off 2.6 Analog supply current – audio play back only IBVDD with loudspeaker output (no signal), PLL off 6.4 mA Analog supply current – audio play back only IAVDD1 with headphone output (no signal), VGND off, PLL off 2.4 mA IDRVDD with headphone output (no signal), VGND off, PLL off 3.3 Digital supply current – audio play back only IDVDD, PLL off 2.5 mA (1) IAVDD1, headset mic, PLL off 5 mA Analog supply current − mic record only(1) IBVDD, headset mic, PLL off 270 µA Analog supply current − mic record only(1) IAVDD1, handset mic, PLL off 5.6 mA Digital supply current – mic record only IDVDD, PLL off 1.4 mA Analog supply current IAVDD2, PLL on 1.3 mA Digital supply current IDVDD, PLL on 0.9 mA Hardware power down 1 Only headset/button detection enabled 50 Total current Only auto temperature measurement with 5.59 min delay 50 µA Total current Headset/button detection and auto temperature measurement with 5.59 min delay 70 µA (1) Mic record currents measured with no load on MICBIAS. |
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