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ADS1014IRUGR Datasheet(PDF) 3 Page - Texas Instruments |
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ADS1014IRUGR Datasheet(HTML) 3 Page - Texas Instruments |
3 / 35 page ADS1013 ADS1014 ADS1015 www.ti.com SBAS473C – MAY 2009 – REVISED OCTOBER 2009 ELECTRICAL CHARACTERISTICS All specifications at –40°C to +125°C, VDD = 3.3V, and Full-Scale (FS) = ±2.048V, unless otherwise noted. Typical values are at +25°C. ADS1013, ADS1014, ADS1015 PARAMETER TEST CONDITIONS MIN TYP MAX UNIT ANALOG INPUT Full-scale input voltage(1) VIN = (AINP) – (AINN) ±4.096/PGA V Analog input voltage AINP or AINN to GND GND VDD V Differential input impedance See Table 2 FS = ±6.144V(1) 10 M Ω FS = ±4.096V(1), ±2.048V 6 M Ω Common-mode input impedance FS = ±1.024V 3 M Ω FS = ±0.512V, ±0.256V 100 M Ω SYSTEM PERFORMANCE Resolution No missing codes 12 Bits 128, 250, 490, 920, Data rate (DR) SPS 1600, 2400, 3300 Data rate variation All data rates –10 10 % Output noise See Typical Characteristics Integral nonlinearity DR = 128SPS, FS = ±2.048V, best fit(2) 0.5 LSB FS = ±2.048V, differential inputs 0 ±0.5 LSB Offset error FS = ±2.048V, single-ended inputs ±0.25 LSB Offset drift FS = ±2.048V 0.005 LSB/°C Gain error(3) FS = ±2.048V at 25°C 0.05 0.25 % FS = ±0.256V 7 ppm/°C Gain drift(3) FS = ±2.048V 5 40 ppm/°C FS = ±6.144V(1) 5 ppm/°C PGA gain match(3) Match between any two PGA gains 0.02 0.1 % Gain match Match between any two inputs 0.05 0.1 % Offset match Match between any two inputs 0.25 LSB DIGITAL INPUT/OUTPUT Logic level VIH 0.7VDD 5.5 V VIL GND – 0.5 0.3VDD V VOL IOL = 3mA GND 0.15 0.4 V Input leakage IH VIH = 5.5V 10 μA IL VIL = GND 10 μA (1) This parameter expresses the full-scale range of the ADC scaling. In no event should more than VDD + 0.3V be applied to this device. (2) 99% of full-scale. (3) Includes all errors from onboard PGA and reference. Copyright © 2009, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Link(s): ADS1013 ADS1014 ADS1015 |
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