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AD7192 Arkusz danych(PDF) 3 Page - Analog Devices |
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AD7192 Arkusz danych(HTML) 3 Page - Analog Devices |
3 / 40 page AD7192 Rev. A | Page 3 of 40 SPECIFICATIONS AVDD = 3 V to 5.25 V, DVDD = 2.7 V to 5.25 V, AGND = DGND = 0 V; REFINx(+) = AVDD, REFINx(−) = AGND, MCLK = 4.92 MHz, TA = TMIN to TMAX, unless otherwise noted. Table 1. Parameter AD7192B Unit Test Conditions/Comments1 ADC Output Data Rate 4.7 to 4800 Hz nom Chop disabled 1.17 to 1200 Hz nom Chop enabled, sinc4 filter 1.56 to 1600 Hz nom Chop enabled, sinc3 filter No Missing Codes2 24 Bits min FS > 1, sinc4 filter3 24 Bits min FS > 4, sinc3 filter3 Resolution See the RMS Noise and Resolution section RMS Noise and Output Data Rates See the RMS Noise and Resolution section Integral Nonlinearity Gain = 12 ±10 ppm of FSR max ±2 ppm typical, AVDD = 5 V ±15 ppm of FSR max ±2 ppm typical, AVDD = 3 V Gain > 1 ±30 ppm of FSR max ±5 ppm typical, AVDD = 5 V ±30 ppm of FSR max ±12 ppm typical, AVDD = 3 V Offset Error4, 5 ±150/gain μV typ Chop disabled ±0.5 μV typ Chop enabled Offset Error Drift vs. Temperature ±150/gain nV/°C typ Gain = 1 to 16; chop disabled ±5 nV/°C typ Gain = 32 to 128; chop disabled ±5 nV/°C typ Chop enabled Offset Error Drift vs. Time 25 nV/1000 hours typ Gain > 32 Gain Error4 ±0.001 % typ AVDD = 5 V, gain = 1, TA = 25°C (factory calibration conditions) −0.39 % typ Gain = 128, before full-scale calibration (see Table 23) ±0.003 % typ Gain > 1, after internal full-scale calibration, AVDD ≥ 4.75 V. ±0.005 % typ Gain > 1, after internal full-scale calibration, AVDD < 4.75 V Gain Drift vs. Temperature ±1 ppm/°C typ Gain Drift vs. Time 10 ppm/1000 hours typ Gain = 1. Power Supply Rejection 90 dB typ Gain = 1, VIN = 1 V. 95 dB min Gain > 1, VIN = 1 V/gain, 110 dB typ. Common-Mode Rejection @ DC2 100 dB min Gain = 1, VIN = 1 V. @ DC 110 dB min Gain > 1, VIN = 1 V/gain. @ 50 Hz, 60 Hz2 120 dB min 10 Hz output data rate, 50 ± 1 Hz, 60 ± 1 Hz. @ 50 Hz, 60 Hz2 120 dB min 50 ± 1 Hz (50 Hz output data rate), 60 ± 1 Hz (60 Hz output data rate). Normal Mode Rejection2 Sinc4 Filter Internal Clock @ 50 Hz, 60 Hz 100 dB min 10 Hz output data rate, 50 ± 1 Hz, 60 ± 1 Hz. 74 dB min 50 Hz output data rate, REJ606 = 1, 50 ± 1 Hz, 60 ± 1 Hz. @ 50 Hz 96 dB min 50 Hz output data rate, 50 ± 1 Hz. @ 60 Hz 97 dB min 60 Hz output data rate, 60 ± 1 Hz. |
Podobny numer części - AD7192 |
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Podobny opis - AD7192 |
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