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EVAL-ADUC836QS Datasheet(PDF) 5 Page - Analog Devices |
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EVAL-ADUC836QS Datasheet(HTML) 5 Page - Analog Devices |
5 / 80 page –4– ADuC836 ADuC836 –5– Parameter ADuC836 Test Conditions/Comments Unit TRANSDUCER BURNOUT CURRENT SOURCES AIN+ Current –100 AIN+ Is the Selected Positive Input nA typ to the Primary ADC AIN– Current +100 AIN– Is the Selected Negative Input nA typ to the Auxiliary ADC Initial Tolerance @ 25°C ±10 % typ Drift 0.03 %/°C typ EXCITATION CURRENT SOURCES Output Current –200 Available from Each Current Source A typ Initial Tolerance @ 25°C ±10 % typ Drift 200 ppm/°C typ Initial Current Matching @ 25°C ±1 Matching between Both Current Sources % typ Drift Matching 20 ppm/°C typ Line Regulation (AVDD) 1 AVDD = 5 V + 5% A/V typ Load Regulation 0.1 A/V typ Output Compliance2 AVDD – 0.6 V max AGND V min LOGIC INPUTS All Inputs Except SCLOCK, RESET, and XTAL12 VINL, Input Low Voltage 0.8 DVDD = 5 V V max 0.4 DVDD = 3 V V max VINH, Input High Voltage 2.0 V min SCLOCK and RESET Only (Schmitt-Triggered Inputs)2 VT+ 1.3/3 DVDD = 5 V V min/V max 0.95/2.5 DVDD = 3 V V min/V max VT– 0.8/1.4 DVDD = 5 V V min/V max 0.4/1.1 DVDD = 3 V V min/V max VT+ –VT– 0.3/0.85 DVDD = 5 V V min/V max 0.3/0.85 DVDD = 3 V V min/V max Input Currents Port 0, P1.2–P1.7, EA ±10 VIN = 0 V or VDD A max SCLOCK, MOSI, MISO, SS13 –10 min, –40 max VIN = 0 V, DVDD = 5 V, Internal Pull-Up A min/A max ±10 VIN = VDD, DVDD = 5 V A max RESET ±10 VIN = 0 V, DVDD = 5 V A max 35 min, 105 max VIN = VDD, DVDD = 5 V, A min/A max Internal Pull-Down P1.0, P1.1, Ports 2 and 3 ±10 VIN = VDD, DVDD = 5 V A max –180 VIN = 2 V, DVDD = 5 V A min –660 A max –20 VIN = 450 mV, DVDD = 5 V A min –75 A max Input Capacitance 5 All Digital Inputs pF typ CRYSTAL OSCILLATOR (XTAL1 AND XTAL2) Logic Inputs, XTAL1 Only2 VINL, Input Low Voltage 0.8 DVDD = 5 V V max 0.4 DVDD = 3 V V max VINH, Input High Voltage 3.5 DVDD = 5 V V min 2.5 DVDD = 3 V V min XTAL1 Input Capacitance 18 pF typ XTAL2 Output Capacitance 18 pF typ REV. A REV. A |
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