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ADS8342IPFBR Datasheet(PDF) 6 Page - Texas Instruments |
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ADS8342IPFBR Datasheet(HTML) 6 Page - Texas Instruments |
6 / 10 page ADS8342 SBAS277 – MAY 2003 www.ti.com 6 ELECTRICAL CHARACTERISTICS (continued) Over recommended operating free-air temperature range at –40 °C to +85°C, ±AVDD =±DVDD =±5V, BVDD = +5V, VREF = +2.5V, fCLK = 5MHz, and fSAMPLE = 250kSPS, unless otherwise noted. PARAMETER UNIT ADS8342IB ADS8342I TEST CONDITIONS PARAMETER UNIT MAX TYP(1) MIN MAX TYP(1) MIN TEST CONDITIONS Power-Supply Requirements Negative analog power supply (–AVDD) –5.25 –4.75 : : V Positive analog power supply (+AVDD) 4.75 5.25 : : V Negative digital power supply (–DVDD) –5.25 –4.75 : : V Positive digital power supply (+DVDD) 4.75 5.25 : : V I/O buffer power supply (BVDD) Low-voltage levels 2.7 3.6 : : V I/O buffer power supply (BVDD) 5V logic levels 4.5 +DVDD : : V Negative analog operating supply current (–AIDD) 11.5 13.8 : : mA Positive analog operating supply current (+AIDD) 14 16.8 : : mA Negative digital operating supply current (–DIDD) 8.3 9.9 : : mA Positive digital operating supply current (+DIDD) 7.1 8.5 : : mA I/O buffer operating supply current BVDD = 3V 0.65 0.81 : : mA I/O buffer o erating su ly current (BIDD) BVDD = 5V 1 1.25 : : mA Power Dissipation BVDD = 3V 208 250 : : mW : Indicates the same specifications as the ADS8342I. (1) All typical values are at TA = +25°C. (2) Ensured by design. (3) Applies for 5.0V nominal supply: BVDD (min) = 4.5V and BVDD (max) = 5.5V. (4) Applies for 3.0V nominal supply: BVDD (min) = 2.7V and BVDD (max) = 3.6V. |
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