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ADS7868IDBVR Datasheet(PDF) 4 Page - Texas Instruments |
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ADS7868IDBVR Datasheet(HTML) 4 Page - Texas Instruments |
4 / 24 page www.ti.com ADS7866 ADS7867 ADS7868 SLAS465 – JUNE 2005 SPECIFICATIONS, ADS7866 (continued) At –40 °C to 85°C, f SAMPLE = 200 KSPS and fSCLK = 3.4 MHz if 1.6 V ≤ VDD ≤ 3.6 V; fSAMPLE = 100 KSPS and fSCLK = 1.7 MHz if 1.2 V ≤ V DD < 1.6 V (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT 1.2 V ≤ V DD < 1.6 V –0.2 0.2 ×V DD 1.6 V ≤ V DD < 1.8 V –0.2 0.2 ×V DD VIL Input logic low level V 1.8 V ≤ V DD < 2.5 V –0.2 0.3 ×V DD 2.5 V ≤ V DD ≤ 3.6 V –0.2 0.8 ISCLK SCLK pin leakage current Digital input = 0 V or VDD –1 0.02 1 µA ICS CS pin leakage current ±1 µA CIN Digital input pin capacitance 10 pF DIGITAL OUTPUT VOH Output logic high level ISOURCE = 200 µA VDD–0.2 VDD V VOL Output logic low level ISINK = 200 µA 0 0.2 V ISDO SDO pin leakage current Floating output –1 1 µA Digital output pin COUT Floating output 10 pF capacitance Data format, straight binary POWER SUPPLY REQUIREMENTS VDD Supply voltage 1.2 3.6 V fSAMPLE = 200 KSPS, fSCLK = 3.4 MHz, VDD = 3.6 V 385 500 fSAMPLE = 100 KSPS, fSCLK = 3.4 MHz, VDD = 3.6 V 193 µA fSAMPLE = 50 KSPS, fSCLK = 3.4 MHz, VDD = 3.6 V 97 fSAMPLE = 20 KSPS, fSCLK = 3.4 MHz, VDD = 3.6 V 39 fSAMPLE = 200 KSPS, fSCLK = 3.4 MHz, VDD = 3 V 340 fSAMPLE = 100 KSPS, fSCLK = 3.4 MHz, VDD = 3 V 170 µA fSAMPLE = 50 KSPS, fSCLK = 3.4 MHz, VDD = 3 V 85 fSAMPLE = 20 KSPS, fSCLK = 3.4 MHz, VDD = 3 V 35 fSAMPLE = 200 KSPS, fSCLK = 3.4 MHz, VDD = 2.5 V 305 fSAMPLE = 100 KSPS, fSCLK = 3.4 MHz, VDD = 2.5 V 153 µA fSAMPLE = 50 KSPS, fSCLK = 3.4 MHz, VDD = 2.5 V 77 Supply current, Digital inputs = 0 V IDD fSAMPLE = 20 KSPS, fSCLK = 3.4 MHz, VDD = 2.5 V 31 normal operation or VDD fSAMPLE = 200 KSPS, fSCLK = 3.4 MHz, VDD = 1.8 V 256 fSAMPLE = 100 KSPS, fSCLK = 3.4 MHz, VDD = 1.8 V 128 µA fSAMPLE = 50 KSPS, fSCLK = 3.4 MHz, VDD = 1.8 V 65 fSAMPLE = 20 KSPS, fSCLK = 3.4 MHz, VDD = 1.8 V 26 fSAMPLE = 200 KSPS, fSCLK = 3.4 MHz, VDD = 1.6 V 241 330 fSAMPLE = 100 KSPS, fSCLK = 3.4 MHz, VDD = 1.6 V 121 µA fSAMPLE = 50 KSPS, fSCLK = 3.4 MHz, VDD = 1.6 V 61 fSAMPLE = 20 KSPS, fSCLK = 3.4 MHz, VDD = 1.6 V 25 fSAMPLE = 100 KSPS, fSCLK = 1.7 MHz, VDD = 1.2 V 186 250 fSAMPLE = 50 KSPS, fSCLK = 1.7 MHz, VDD = 1.2 V 93 µA fSAMPLE = 20 KSPS, fSCLK = 1.7 MHz, VDD = 1.2 V 37 IDD Power-down mode SCLK on or off 0.008 0.3 µA POWER DISSIPATION fSAMPLE = 200 KSPS, fSCLK = 3.4 MHz, VDD = 3.6 V 1.39 1.80 Normal operation fSAMPLE = 200 KSPS, fSCLK = 3.4 MHz, VDD = 1.6 V 0.39 0.53 mW fSAMPLE = 100 KSPS, fSCLK = 1.7 MHz, VDD = 1.2 V 0.22 0.3 Power-down mode SCLK on or off, VDD = 3.6 V 1.08 µW TEMPERATURE RANGE Specified performance –40 85 °C 4 |
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