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ADS114S08IRHBR Datasheet(PDF) 10 Page - Texas Instruments |
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ADS114S08IRHBR Datasheet(HTML) 10 Page - Texas Instruments |
10 / 103 page 10 ADS114S06, ADS114S08 SBAS815 – FEBRUARY 2017 www.ti.com Product Folder Links: ADS114S06 ADS114S08 Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated Electrical Characteristics (continued) minimum and maximum specifications apply from TA = –50°C to +125°C; Typical specifications are at TA = 25°C; all specifications are at AVDD = 2.7 V to 5.25 V, AVSS = 0 V, DVDD = IOVDD = 3.3 V, all gains, internal reference, internal oscillator, all data rates, and global chop disabled (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT BIAS VOLTAGE VBIAS Output voltage settings (AVDD + AVSS) / 2, (AVDD + AVSS) / 12 V Output impedance 350 Ω Startup time Combined capacitive load on all selected analog inputs CLOAD = 1 µF, 0.1% settling 2.8 ms BURNOUT CURRENT SOURCES (BOCS) Current settings 0.2, 1, 10 µA Accuracy 0.2 µA, sinking or sourcing ±8% 1 µA, sinking or sourcing ±4% 10 µA, sinking or sourcing ±2% PGA RAIL DETECTION Positive rail threshold Referred to the output of the PGA AVDD – 0.15 V Negative rail threshold Referred to the output of the PGA AVSS + 0.15 V REFERENCE DETECTION Threshold 1 0.3 V Threshold 2 1/3·(AVDD – AVSS) V Threshold 2 accuracy –3% ±1% 3% Pull-together resistance 10 MΩ SUPPLY VOLTAGE MONITORS Accuracy (AVDD – AVSS) / 4 monitor ±1% DVDD / 4 monitor ±1% TEMPERATURE SENSOR Output voltage TA = 25°C 129 mV Temperature coefficient 403 µV/°C LOW-SIDE POWER SWITCH RON On-resistance 1 3 Ω Current through switch 75 mA GENERAL-PURPOSE INPUT/OUTPUTS (GPIOs) VIL Logic input level, low AVSS – 0.05 0.3 AVDD V VIH Logic input level, high 0.7 AVDD AVDD + 0.05 V VOL Logic output level, low IOL = 1 mA AVSS 0.2 AVDD V VOH Logic output level, high IOH = 1 mA 0.8 AVDD AVDD V DIGITAL INPUT/OUTPUTS VIL Logic input level, low DGND 0.3 IOVDD V VIH Logic input level, high 0.7 IOVDD IOVDD V VOL Logic output level, low IOL = 1 mA DGND 0.2 IOVDD V VOH Logic output level, high IOH = 1 mA 0.8 IOVDD IOVDD V Input current DGND ≤ VDigital Input ≤ IOVDD –1 1 µA |
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