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ADS1120 bảng dữ liệu(PDF) 5 Page - Texas Instruments |
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ADS1120 bảng dữ liệu(HTML) 5 Page - Texas Instruments |
5 / 60 page ADS1120 www.ti.com SBAS535A – AUGUST 2013 – REVISED JANUARY 2014 Electrical Characteristics (continued) Minimum and maximum specifications are at TA = –40°C to +125°C. Typical specifications are at TA = +25°C. All specifications are at AVDD = 3.3 V, AVSS = 0 V, DVDD = 3.3 V, PGA enabled, DR = 20 SPS, and external VREF = 2.5 V, unless otherwise noted. (1) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT POWER-SUPPLY REQUIREMENTS Digital DVDD to DGND 2.3 5.5 V Analog, AVDD to AVSS, AVSS = DGND 2.3 5.5 V unipolar VDD Supply voltage AVDD to DGND 2.3 2.75 V Analog, bipolar AVSS to DGND –2.75 –2.3 V Power-down mode 0.1 3 µA Duty-cycle mode, PGA disabled 65 µA Normal mode, PGA disabled 240 µA IAVDD Normal mode, gain = 1 to 16 340 490 µA Normal mode, gain = 32 425 µA ICC Supply current(4) Normal mode, gain = 64, 128 510 µA Turbo mode, gain = 1 to 16 540 µA Power-down mode 0.3 5 µA Duty-cycle mode 55 µA IDVDD Normal mode 75 110 µA Turbo mode 95 µA Duty-cycle mode, PGA disabled 0.4 mW PD Power dissipation(4) Normal mode, gain = 1 to 16 1.4 mW Turbo mode, gain = 1 to 16 2.1 mW TEMPERATURE RANGE TSTG Storage temperature –60 +150 °C TA Specified ambient temperature –40 +125 °C (4) Internal voltage reference selected, internal oscillator enabled, both IDACs turned off. Copyright © 2013–2014, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Links :ADS1120 |
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