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ADUC848BS8-3 Arkusz danych(PDF) 7 Page - Analog Devices |
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ADUC848BS8-3 Arkusz danych(HTML) 7 Page - Analog Devices |
7 / 108 page ADuC845/ADuC847/ADuC848 Rev. A | Page 7 of 108 Parameter Min Typ Max Unit Conditions TRANSDUCER BURNOUT CURRENT SOURCES AIN+ Current −100 nA AIN+ is the selected positive input (AIN4 or AIN6 only) to the primary ADC AIN− Current 100 nA AIN− is the selected negative input (AIN5 or AIN7 only) to the primary ADC Initial Tolerance at 25°C ±10 % Drift 0.03 %/°C EXCITATION CURRENT SOURCES Output Current 200 µA Available from each current source Initial Tolerance at 25°C ±10 % Drift 200 ppm/°C Initial Current Matching at 25°C ±1 % Matching between both current sources Drift Matching 20 ppm/°C Line Regulation (AVDD) 1 µA/V AVDD = 5 V ± 5% Load Regulation 0.1 µA/V Output Compliance2 AGND AVDD − 0.6 V POWER SUPPLY MONITOR (PSM) AVDD Trip Point Selection Range 2.63 4.63 V Four trip points selectable in this range AVDD Trip Point Accuracy ±3.0 % TMAX = 85°C ±4.0 % TMAX = 125°C DVDD Trip Point Selection Range 2.63 4.63 V Four trip points selectable in this range DVDD Trip Point Accuracy ±3.0 % TMAX = 85°C ±4.0 % TMAX = 125°C CRYSTAL OSCILLATOR (XTAL1 AND XTAL2) Logic Inputs, XTAL1 Only2 VINL, Input Low Voltage 0.8 V DVDD = 5 V 0.4 V DVDD = 3 V VINH, Input Low Voltage 3.5 V DVDD = 5 V 2.5 V DVDD = 3 V XTAL1 Input Capacitance 18 pF XTAL2 Output Capacitance 18 pF LOGIC INPUTS All inputs except SCLOCK, RESET, and XTAL12 VINL, Input Low Voltage 0.8 V DVDD = 5 V 0.4 V DVDD = 3 V VINH, Input Low Voltage 2.0 V SCLOCK and RESET Only (Schmidt Triggered Inputs)2 VT+ 1.3 3.0 V DVDD = 5 V 0.95 2.5 V DVDD = 3 V VT− 0.8 1.4 V DVDD = 5 V 0.4 1.1 V DVDD = 3 V VT+ − VT− 0.3 0.85 V DVDD = 5 V or 3 V Input Currents Port 0, P1.0 to P1.7, EA ±10 µA VIN = 0 V or VDD RESET ±10 µA VIN = 0 V, DVDD = 5 V 35 105 µA VIN = DVDD, DVDD = 5 V, internal pull-down Port 2, Port 3 ±10 µA VIN = DVDD, DVDD = 5 V −180 −660 µA VIN = 2 V, DVDD = 5 V −20 −75 µA VIN = 0.45 V, DVDD = 5 V Input Capacitance 10 pF All digital inputs |
Podobny numer części - ADUC848BS8-3 |
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Podobny opis - ADUC848BS8-3 |
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