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ADUC812BSZ Datasheet(PDF) 3 Page - Analog Devices |
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ADUC812BSZ Datasheet(HTML) 3 Page - Analog Devices |
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3 / 57 page  REV. –3– ADuC812 SPECIFICATIONS1, 2 (AV DD = DVDD = 3.0 V or 5.0 V 10%, REFIN /REFOUT = 2.5 V Internal Reference, MCLKIN = 11.0592 MHz, fSAMPLE = 200 kHz, DAC VOUT Load to AGND; RL = 2 k , CL = 100 pF. All specifications TA = TMIN to TMAX, unless otherwise noted.) ADuC812BS Parameter VDD = 5 V VDD = 3 V Unit Test Conditions/Comments ADC CHANNEL SPECIFICATIONS DC ACCURACY 3, 4 Resolution 12 12 Bits Integral Nonlinearity ±1/2 ±1/2 LSB typ fSAMPLE = 100 kHz ±1.5 ±1.5 LSB max fSAMPLE = 100 kHz ±1.5 ±1.5 LSB typ fSAMPLE = 200 kHz Differential Nonlinearity ±1 ±1 LSB typ fSAMPLE = 100 kHz. Guaranteed No Missing Codes at 5 V CALIBRATED ENDPOINT ERRORS 5, 6 Offset Error ±5 ±5 LSB max ±1 ±1 LSB typ Offset Error Match 1 1 LSB typ Gain Error ±6 ±6 LSB max ±1 ±1 LSB typ Gain Error Match 1.5 1.5 LSB typ USER SYSTEM CALIBRATION 7 Offset Calibration Range ±5 ±5 % of VREF typ Gain Calibration Range ±2.5 ±2.5 % of VREF typ DYNAMIC PERFORMANCE fIN = 10 kHz Sine Wave fSAMPLE = 100 kHz Signal-to-Noise Ratio (SNR) 8 70 70 dB typ Total Harmonic Distortion (THD) –78 –78 dB typ Peak Harmonic or Spurious Noise –78 –78 dB typ ANALOG INPUT Input Voltage Ranges 0 to VREF 0 to VREF V Leakage Current ±1 ±1 μA max ±0.1 ±0.1 μA typ Input Capacitance 9 20 20 pF max TEMPERATURE SENSOR 10 Voltage Output at 25°C 600 600 mV typ Can vary significantly (> ±20%) Voltage TC –3.0 –3.0 mV/°C typ from device to device DAC CHANNEL SPECIFICATIONS DC ACCURACY 11 Resolution 12 12 Bits Relative Accuracy ±3 ±3 LSB typ Differential Nonlinearity ±0.5 ±1 LSB typ Guaranteed 12-Bit Monotonic Offset Error ±60 ±60 mV max ±15 ±15 mV typ Full-Scale Error ±30 ±30 mV max ±10 ±10 mV typ Full-Scale Mismatch ±0.5 ±0.5 % typ % of Full-Scale on DAC1 ANALOG OUTPUTS Voltage Range_0 0 to VREF 0 to VREF V typ Voltage Range_1 0 to VDD 0 to VDD V typ Resistive Load 10 10 k Ω typ Capacitive Load 100 100 pF typ Output Impedance 0.5 0.5 Ω typ ISINK 50 50 μA typ F |
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