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ADS1278-SP Folha de dados(PDF) 20 Page - Texas Instruments |
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ADS1278-SP Folha de dados(HTML) 20 Page - Texas Instruments |
20 / 57 page 0 20 40 60 80 100 120 140 160 -55 -35 -15 5 25 45 65 85 105 125 Temperature (°C) High Speed and High Resolution Modes Low Power Mode Low Speed Mode 10 100 1k Power-SupplyModulationFrequency(Hz) 0 -20 -40 -60 -80 -100 -120 10k 100k 1M AVDD IOVDD DVDD 10 100 1k InputFrequency(Hz) 0 -20 -40 -60 -80 -100 -120 10k 100k 1M 10k 100k CLK(Hz) 0 - 20 - 40 - 60 - 80 - 100 - 120 - 140 14 12 10 8 6 4 2 0 100M 1M 10M High-SpeedMode f >32.768MHz:V =2.048V,DVDD=2.1V THD:A =f /5120, 0.5dBFS CLK REF IN CLK - Noise:ShortedInput Noise THD 0 2 4 6 8 10 12 -55 -35 -15 5 25 45 65 85 105 125 Temperature (°C) High Resolution Mode Low Power Mode Low Speed Mode High Speed Mode 0 0.5 V (V) REF 12 10 8 6 4 2 0 3.5 1.0 1.5 2.0 2.5 3.0 See for ElectricalCharacteristics V OperatingRange. REF Low-Power High-Speed Low-Speed High-Resolution 20 ADS1278-SP SBAS937 – SEPTEMBER 2018 www.ti.com Product Folder Links: ADS1278-SP Submit Documentation Feedback Copyright © 2018, Texas Instruments Incorporated Typical Characteristics (continued) At TA = 25°C, High-Speed mode, AVDD = 5 V, DVDD = 1.8 V, IOVDD = 3.3 V, fCLK = 27 MHz, VREFP = 2.5 V, and VREFN = 0 V, unless otherwise noted. Figure 45. Noise vs Temperature Figure 46. Noise vs Reference Voltage Figure 47. Total Harmonic Distortion and Noise vs CLK Figure 48. Common-Mode Rejection vs Input Frequency Figure 49. Power-Supply Rejection vs Power-Supply Frequency Figure 50. AVDD Current vs Temperature |
Nº de peça semelhante - ADS1278-SP |
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Descrição semelhante - ADS1278-SP |
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