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AD7193BRUZ-REEL Arkusz danych(PDF) 5 Page - Analog Devices |
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AD7193BRUZ-REEL Arkusz danych(HTML) 5 Page - Analog Devices |
5 / 56 page AD7193 Rev. A | Page 5 of 56 Parameter Min Typ Max Unit Test Conditions/Comments1 REFERENCE INPUT REFIN Voltage 1 AVDD V REFIN = REFINx(+) − REFINx(−), the differential input must be limited to ±(AVDD − 1.25 V)/gain when gain > 1 Absolute REFIN Voltage Limits2 AGND − 0.05 AVDD + 0.05 V Average Reference Input Current 4.5 μA/V Average Reference Input Current Drift ±0.03 nA/V/°C External clock ±1.3 nA/V/°C Internal clock Normal Mode Rejection2 Same as for analog inputs Common-Mode Rejection 100 dB Reference Detect Levels 0.3 0.6 V TEMPERATURE SENSOR Accuracy ±2 °C Applies after user calibration at 25°C Sensitivity 2815 Codes/°C Bipolar mode BRIDGE POWER-DOWN SWITCH RON 10 Ω Allowable Current2 30 mA Continuous current BURNOUT CURRENTS AIN Current 500 nA Analog inputs must be buffered and chop disabled DIGITAL OUTPUTS (P0 to P3) Output High Voltage, VOH AVDD − 0.6 V AVDD = 3 V, ISOURCE = 100 μA 4 V AVDD = 5 V, ISOURCE = 200 μA Output Low Voltage, VOL 0.4 V AVDD = 3 V, ISINK = 100 μA 0.4 V AVDD = 5 V, ISINK = 800 μA Floating-State Leakage Current2 −100 +100 nA Floating-State Output Capacitance 10 pF INTERNAL/EXTERNAL CLOCK Internal Clock Frequency 4.72 4.92 5.12 MHz Duty Cycle 50:50 % External Clock/Crystal Frequency 2.4576 4.9152 5.12 MHz Input Low Voltage, VINL 0.8 V DVDD = 5 V 0.4 V DVDD = 3 V Input High Voltage, VINH 2.5 V DVDD = 3 V 3.5 V DVDD = 5 V Input Current −10 +10 μA LOGIC INPUTS Input High Voltage, VINH2 2 V Input Low Voltage, VINL2 0.8 V Hysteresis2 0.1 0.25 V Input Currents −10 +10 μA LOGIC OUTPUT (DOUT/RDY) Output High Voltage, VOH2 DVDD − 0.6 V DVDD = 3 V, ISOURCE = 100 μA 4 V DVDD = 5 V, ISOURCE = 200 μA Output Low Voltage, VOL2 0.4 V DVDD = 3 V, ISINK = 100 μA 0.4 V DVDD = 5 V, ISINK = 1.6 mA Floating-State Leakage Current −10 +10 μA Floating-State Output Capacitance 10 pF Data Output Coding Offset binary |
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