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AD7810 Datasheet(PDF) 2 Page - Analog Devices |
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AD7810 Datasheet(HTML) 2 Page - Analog Devices |
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2 / 11 page  –2– REV. B AD7810–SPECIFICATIONS Parameter Y Version Unit Test Conditions/Comments DYNAMIC PERFORMANCE fIN = 30 kHz, fSAMPLE = 350 kHz Signal to (Noise + Distortion) Ratio 1 58 dB min Total Harmonic Distortion 1 –64 dB max Peak Harmonic or Spurious Noise –64 dB max Intermodulation Distortion 2 fa = 48 kHz, fb = 48.5 kHz 2nd Order Terms –67 dB typ 3rd Order Terms –67 dB typ DC ACCURACY Resolution 10 Bits Relative Accuracy 1 ±1 LSB max Differential Nonlinearity (DNL) 1 ±1 LSB max Offset Error 1 ±2 LSB max Gain Error 1 ±2 LSB max Minimum Resolution for Which No Missing Codes Are Guaranteed 10 Bits ANALOG INPUT Input Voltage Range 0 V min VREF V max Input Leakage Current2 ±1 µA max Input Capacitance 2 15 pF max REFERENCE INPUTS2 VREF Input Voltage Range 1.2 V min VDD V max Input Leakage Current ±3 µA max Input Capacitance 20 pF max LOGIC INPUTS 2 VINH, Input High Voltage 2.0 V min VINL, Input Low Voltage 0.4 V max Input Current, IIN ±1 µA max Typically 10 nA, VIN = 0 V to VDD Input Capacitance, CIN 8 pF max LOGIC OUTPUTS Output High Voltage, VOH 2.4 V min ISOURCE = 200 µA Output Low Voltage, VOL 0.4 V max ISINK = 200 µA High Impedance Leakage Current ±10 µA max High Impedance Capacitance 15 pF max CONVERSION RATE Conversion Time 2.3 µs max Track/Hold Acquisition Time1 100 ns max See DC Acquisition Time Section POWER SUPPLY VDD 2.7–5.5 Volts For Specified Performance IDD 3.5 mA max Sampling at 350 kSPS and Logic Power Dissipation 17.5 mW max Inputs at VDD or 0 V. VDD = 5 V Power-Down Mode IDD 1 µA max VDD = 5 V; VDD = 3 V Power Dissipation 5 µW max Automatic Power Down 1 kSPS Throughput 27 µW max 10 kSPS Throughput 270 µW max 100 kSPS Throughput 2.7 mW max NOTES 1See Terminology section. 2Sample tested during initial release and after any redesign or process change that may affect this parameter. Specifications subject to change without notice. (GND = 0 V, VREF = VDD. All specifications –40 C to +105 C unless otherwise noted.) |
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