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ADS1196 Datasheet(PDF) 5 Page - Texas Instruments |
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ADS1196 Datasheet(HTML) 5 Page - Texas Instruments |
5 / 75 page ADS1294 ADS1296 ADS1298 www.ti.com SBAS459D – JANUARY 2010 – REVISED MAY 2010 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 CLOCK Internal oscillator clock frequency Nominal Frequency 2.048 MHz TA = +25°C ±0.5 % 0°C ≤ TA ≤ +70°C ±2 % Internal clock accuracy –40°C ≤ TA ≤ +85°C (industrial grade ±5 % versions only) Internal oscillator start-up time 20 ms Internal oscillator power consumption 120 mW External clock input frequency CLKSEL pin = 0 0.5 2.048 2.25 MHz DIGITAL INPUT/OUTPUT (DVDD = 1.65V to 3.6V) VIH 0.8DVDD DVDD + 0.1 V VIL –0.1 0.2DVDD V Logic level VOH IOH = –500mA DVDD – 0.4 V VOL IOL = +500mA 0.4 V Input current (IIN) 0V < VDigitalInput < DVDD –10 +10 mA POWER-SUPPLY REQUIREMENTS Analog supply (AVDD – AVSS) 2.7 3.0 5.25 V Digital supply (DVDD) 1.65 1.8 3.6 V AVDD – DVDD –2.1 3.6 V SUPPLY CURRENT (RLD, WCT, and Pace Amplifiers Turned Off) AVDD – AVSS = 3V 2.75 mA IAVDD High- AVDD – AVSS = 5V 3.1 mA Resolution DVDD = 3.0V 0.5 mA mode IDVDD DVDD = 1.8V 0.3 mA AVDD – AVSS = 3V 1.8 mA IAVDD AVDD – AVSS = 5V 2.1 mA Low-Power mode DVDD = 3.0V 0.5 mA IDVDD DVDD = 1.8V 0.3 mA Copyright © 2010, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Link(s): ADS1294 ADS1296 ADS1298 |
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