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6 page 
SBAS459D – JANUARY 2010 – REVISED MAY 2010 www.ti.com ELECTRICAL CHARACTERISTICS (continued) Minimum/maximum specifications apply from 0°C to +70°C. Typical specifications are at +25°C. All specifications at DVDD = 1.8V, AVDD – AVSS = 3V (1), V REF = 2.4V, external fCLK = 2.048MHz, data rate = 500SPS, high resolution mode, and gain = 6, unless otherwise noted. ADS1294, ADS1296, ADS1298 PARAMETER TEST CONDITIONS MIN TYP MAX UNIT POWER DISSIPATION (Analog Supply = 3V, RLD, WCT, and Pace Amplifiers Turned Off) High-Resolution mode 8.8 9.5 mW Low-Power mode (250SPS) 6.0 7.0 mW Quiescent power dissipation (ADS1298) Power-down 10 mW Standby mode 2 mW High-Resolution mode 1.10 mW ADS1298 Low-Power mode 0.75 mW Quiescent High-Resolution mode 1.2 mW power ADS1296 dissipation, Low-Power mode 0.85 mW per channel High-Resolution mode 1.30 mW ADS1294 Low-Power mode 0.90 mW POWER DISSIPATION (Analog Supply = 5V, RLD, WCT, and Pace Amplifiers Turned Off) High-Resolution mode 17.5 mW Low-Power mode 12.5 mW Quiescent power dissipation (ADS1298) Power-down 20 mW Standby mode, internal reference 4 mW High-Resolution mode 2 mW ADS1298 Low-Power mode 1.5 mW Quiescent High-Resolution mode 2.3 mW power ADS1296 dissipation, Low-Power mode 1.6 mW per channel High-Resolution mode 2.6 mW ADS1294 Low-Power mode 2 mW TEMPERATURE Specified temperature range 0 +70 °C Operating temperature range 0 +70 °C Specified temperature range –40 +85 °C (industrial grade only) Operating temperature range –40 +85 °C (industrial grade only) Storage temperature range –60 +150 °C 6 Copyright © 2010, Texas Instruments Incorporated |
