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ADS1120IRVAR Datasheet(PDF) 10 Page - Texas Instruments |
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ADS1120IRVAR Datasheet(HTML) 10 Page - Texas Instruments |
10 / 57 page -1 -0.75 -0.5 -0.25 0 0.25 0.5 0.75 1 -40 -20 0 20 40 60 80 100 120 Temperature ( SC) C002 DVDD = 3.3 V Normal Mode -160 -140 -120 -100 -80 -60 -40 -20 0 0.1 1 10 100 1000 Frequency (kHz) Gain = 1 Gain = 128 C016 0 200 400 600 800 1000 Initial Reference Voltage (V) C042 Data from 5490 Devices T A = +25°C 2.045 2.046 2.047 2.048 2.049 2.05 2.051 -40 -20 0 20 40 60 80 100 120 Temperature ( SC) AVDD = 3.3 V AVDD = 5.0 V C021 -20 -15 -10 -5 0 5 10 15 20 -100 -75 -50 -25 0 25 50 75 100 V IN (% of FS) Gain = 1 Gain = 32 PGA Disabled C025 AVDD = 3.3 V Internal Reference Normal Mode -20 -15 -10 -5 0 5 10 15 20 -100 -75 -50 -25 0 25 50 75 100 V IN (% of FS) Gain = 1 Gain = 32 PGA Disabled C029 AVDD = 5.0 V Internal Reference Normal Mode ADS1120 SBAS535A – AUGUST 2013 – REVISED JANUARY 2014 www.ti.com Typical Characteristics (continued) At TA = +25°C, AVDD = 3.3 V, AVSS = 0 V, and PGA enabled using external VREF = 2.5 V, unless otherwise noted. Figure 8. Integral Nonlinearity vs Figure 9. Integral Nonlinearity vs Differential Input Signal Differential Input Signal (AVDD = 3.3 V, Internal Reference) (AVDD = 5.0 V, Internal Reference) Figure 10. Internal Reference Voltage Histogram Figure 11. Internal Reference Voltage vs Temperature Figure 12. Internal Oscillator Accuracy vs Temperature Figure 13. AVDD Power-Supply Rejection Ratio vs Frequency 10 Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated Product Folder Links :ADS1120 |
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