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LMP90079 Datasheet(PDF) 6 Page - Texas Instruments |
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LMP90079 Datasheet(HTML) 6 Page - Texas Instruments |
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6 / 64 page  LMP90077, LMP90078, LMP90079, LMP90080 SNAS521F – JULY 2011 – REVISED MARCH 2013 www.ti.com Electrical Characteristics Unless otherwise noted, the key for the condition is (VA = VIO = VREF) / ODR (SPS) / buffer / calibration / gain . Boldface limits apply for TMIN ≤ TA ≤ TMAX; the typical values apply for TA = +25°C. Symbol Parameter Conditions Min Typ Max Units n Resolution 16 Bits Effective Number 3V / all / ON / OFF / all. Shorted input. See Table 1 Bits ENOB / of Bits and Noise NFR 5V / all / ON / OFF / all. Shorted input. See Table 3 Bits Free Resolution ODR Output Data Rates 1.6675 See Table 1 214.6 SPS Gain FGA × PGA 1 See Table 3 128 3V / 214.65 / ON / ON / 1 -1 ± 0.5 +1 LSB Integral Non- INL Linearity 3V & 5V / 214.65 / ON / ON / 16 ± 1 LSB 3V / all / ON / ON / all. Shorted input. See Table 2 µV Total Noise 5V / all / ON / OFF / all. Shorted input. See Table 4 µV Below Noise 3V & 5V / all / ON or OFF / ON / all µV Floor (rms) 3V / 214.65 / ON / ON / 1 1.22 9.52 µV OE Offset Error 3V / 214.65 / ON / ON / 128 0.00838 0.70 µV 5V / 214.65 / ON / ON / 1 1.79 8.25 µV 5V / 214.65 / ON / ON / 128 0.0112 0.63 µV 3V & 5V / 214.65 / ON or OFF/OFF/1-8 100 nV/°C 3V & 5V / 214.65 / ON / ON / 1-8 3 nV/°C 3V & 5V / 214.65 / ON / OFF / 16 25 nV/°C Offset Drift Over Temp(1) 3V & 5V / 214.65 / ON / ON / 16 0.4 nV/°C 3V & 5V / 214.65 / ON / OFF / 128 6 nV/°C 3V & 5V / 214.65 / ON / ON / 128 0.125 nV/°C nV / 1000 5V / 214.65 / ON / OFF / 1, TA = 150°C 2360 hours Offset Drift over Time(1) nV / 1000 5V / 214.65 / ON / ON / 1, TA = 150°C 100 hours 3V & 5V / 214.65 / ON / ON / 1 -80 7 80 ppm 3V & 5V / 13.42 / ON / ON / 16 50 ppm GE Gain Error 3V & 5V / 13.42 / ON / ON / 64 50 ppm 3V & 5V / 13.42 / ON / ON / 128 100 ppm Gain Drift over 3V & 5V / 214.65 / ON / ON / all 0.5 ppm/°C Temp(1) ppm / 1000 5V / 214.65 / ON / OFF / 1, TA = 150°C 5.9 hours Gain Drift over Time(1) ppm / 1000 5V / 214.65 / ON / ON / 1, TA = 150°C 1.6 hours CONVERTER'S CHARACTERISTIC DC, 3V / 214.65 / ON / ON / 1 70 117 dB Input Common CMRR Mode Rejection DC, 5V / 214.65 / OFF / OFF / 1 90 120 dB Ratio 50/60 Hz, 5V / 214.65 / OFF / OFF / 1 117 dB Reference Common Mode VREF = 2.5V 101 dB Rejection DC, 3V / 214.65 / ON / ON / 1 75 115 dB Power Supply PSRR Rejection Ratio DC, 5V / 214.65 / ON / ON / 1 112 dB Normal Mode 47 Hz to 63 Hz, 5V / 13.42 / OFF / OFF NMRR 78 dB Rejection Ratio(1) / 1 (1) This parameter is specified by design and/or characterization and is not tested in production. 6 Submit Documentation Feedback Copyright © 2011–2013, Texas Instruments Incorporated Product Folder Links: LMP90077 LMP90078 LMP90079 LMP90080 |
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