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ADUC836 Datasheet(PDF) 3 Page - Analog Devices |
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ADUC836 Datasheet(HTML) 3 Page - Analog Devices |
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3 / 80 page  ADuC836 –2– ADuC836 –3– (AVDD = 2.7 V to 3.6 V or 4.75 V to 5.25 V, DVDD = 2.7 V to 3.6 V or 4.75 V to 5.25 V, REFIN(+) = 2.5 V; REFIN(–) = AGND; AGND = DGND = 0 V; XTAL1/XTAL2 = 32.768 kHz Crystal; all specifications TMIN to TMAX, unless otherwise noted.) Parameter ADuC836 Test Conditions/Comments Unit ADC SPECIFICATIONS Conversion Rate 5.4 On Both Channels Hz min 105 Programmable in 0.732 ms Increments Hz max Primary ADC No Missing Codes2 16 20 Hz Update Rate Bits min Resolution 13.5 Range = ±20 mV, 20 Hz Update Rate Bits p-p typ 16 Range = ±2.56 V, 20 Hz Update Rate Bits p-p typ Output Noise See Tables X and XI in Output Noise Varies with Selected ADuC836 ADC Description Update Rate and Gain Range Integral Nonlinearity ±15 1 LSB ppm of FSR max Offset Error3 ±3 V typ Offset Error Drift ±10 nV/°C typ Full-Scale Error4 ±10 Range = ±20 mV to ±640 mV V typ ±0.5 Range = ±1.28 V to ±2.56 V LSB typ Gain Error Drift5 ±0.5 ppm/°C typ ADC Range Matching ±2 AIN = 18 mV V typ Power Supply Rejection (PSR) 95 AIN = 7.8 mV, Range = ±20 mV dBs typ 80 AIN = 1 V, Range = ±2.56 V dBs typ Common-Mode DC Rejection On AIN 95 At DC, AIN = 7.8 mV, Range = ±20 mV dBs typ 113 At DC, AIN = 1 V, Range = ±2.56 V dBs typ On REFIN 125 At DC, AIN = 1 V, Range = ±2.56 V dBs typ Common-Mode 50 Hz/60 Hz Rejection 20 Hz Update Rate On AIN 95 50 Hz/60 Hz ±1 Hz, AIN = 7.8 mV, dBs typ Range = ±20 mV 90 50 Hz/60 Hz ±1 Hz, AIN = 1 V, dBs typ Range = ±2.56 V On REFIN 90 50 Hz/60 Hz ±1 Hz, AIN = 1 V, dBs typ Range = ±2.56 V Normal Mode 50 Hz/60 Hz Rejection On AIN 60 50 Hz/60 Hz ±1 Hz, 20 Hz Update Rate dBs typ On REFIN 60 50 Hz/60 Hz ±1 Hz, 20 Hz Update Rate dBs typ Auxiliary ADC No Missing Codes2 16 Bits min Resolution 16 Range = ±2.5 V, 20 Hz Update Rate Bits p-p typ Output Noise See Table XII in ADuC836 Output Noise Varies with Selected ADC Description Update Rate Integral Nonlinearity ±15 ppm of FSR max Offset Error3 –2 LSB typ Offset Error Drift 1 V/°C typ Full-Scale Error6 –2.5 LSB typ Gain Error Drift5 ±0.5 ppm/°C typ Power Supply Rejection (PSR) 80 AIN = 1 V, 20 Hz Update Rate dBs typ Normal Mode 50 Hz/60 Hz Rejection On AIN 60 50 Hz/60 Hz ±1 Hz dBs typ On REFIN 60 50 Hz/60 Hz ±1 Hz, 20 Hz Update Rate dBs typ DAC PERFORMANCE DC Specifications7 Resolution 12 Bits Relative Accuracy ±3 LSB typ Differential Nonlinearity –1 Guaranteed 12-Bit Monotonic LSB max Offset Error ±50 mV max Gain Error8 ±1 AVDD Range % max ±1 VREF Range % typ AC Specifications2, 7 Voltage Output Settling Time 15 Settling Time to 1 LSB of Final Value s typ Digital-to-Analog Glitch Energy 10 1 LSB Change at Major Carry nVs typ SPECIFICATIONS1 REV. A REV. A |
Similar Part No. - ADUC836_15 |
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Similar Description - ADUC836_15 |
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