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AD7176-2BRUZ-RL Arkusz danych(PDF) 4 Page - Analog Devices |
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AD7176-2BRUZ-RL Arkusz danych(HTML) 4 Page - Analog Devices |
4 / 68 page AD7176-2 Data Sheet Rev. 0 | Page 4 of 68 SPECIFICATIONS AVDD1 = 4.5 V to 5.5 V, AVDD2 = 2 V to 5.5 V, IOVDD = 2 V to 5.5 V, AVSS = DGND = 0 V, REF+ = 2.5 V, REF− = AVSS, internal master clock = 16 MHz, TA = TMIN to TMAX, unless otherwise noted. Table 1. Parameter Test Conditions/Comments Min Typ Max Unit ADC SPEED AND PERFORMANCE Output Data Rate (ODR) 5 250,000 SPS No Missing Codes1 24 Bits Resolution See Table 6 Noise See Table 6 Noise Free Resolution 250 kSPS, REF+ = 5 V 17 Bits 2.5 kSPS, REF+ = 5 V 20 Bits 5 SPS, REF+ = 5 V 22 Bits ACCURACY Integral Nonlinearity (INL) 2.5 V reference ±2.5 ±7 ppm of FSR 5 V reference ±7 ppm of FSR Offset Error2 ±40 µV Offset Drift ±110 nV/°C Offset Drift vs. Time3 ±450 nV/500 hours Gain Error2 25°C ±10 ±50 ppm/FSR Gain Drift vs. Temperature1 ±0.5 ±1 ppm/FSR/°C Gain Drift vs. Time3 ±3 ppm/FSR/ 500 hours REJECTION Power Supply Rejection AVDD1, AVDD2 VIN = 1 V 90 dB Common-Mode Rejection At DC VIN = 0.1 V 95 dB At 50 Hz and 60 Hz1 20 SPS ODR (post filter) (50 Hz ± 1 Hz and 60 Hz ± 1 Hz) 130 dB Normal Mode Rejection1 50 Hz ± 1 Hz and 60 Hz ± 1 Hz Internal clock, 20 SPS ODR (post filter) 71 90 dB External clock, 20 SPS ODR (post filter) 85 90 dB ANALOG INPUTS Differential Input Voltage Range ±VREF V Absolute AIN Voltage Limits1 AVSS − 0.050 AVDD1 + 0.05 V Analog Input Current Input Current ±48 µA/V Input Current Drift External clock ±0.75 nA/V/°C Internal clock (±2.5 % clock) ±4 nA/V/°C Crosstalk 1 kHz input −120 dB INTERNAL REFERENCE 100 nF external capacitor on REFOUT to AVSS Output Voltage REFOUT with respect to AVSS 2.5 V Initial Accuracy1 TA = 25°C − 0.16% + 0.16% V Temperature Coefficient 0°C to +105°C ±2 ±5 ppm/°C −40°C to +105°C ±3 ±10 ppm/°C Reference Load Current, ILOAD IL −10 +10 mA Power Supply Rejection (Line Regulation) AVDD1 and AVDD2 93 dB Load Regulation ∆VOUT/∆IL 32 ppm/mA Voltage Noise eN, 0.1 Hz to 10 Hz 4.5 µV rms Voltage Noise Density eN, 1 kHz 215 nV/√Hz |
Podobny numer części - AD7176-2BRUZ-RL |
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Podobny opis - AD7176-2BRUZ-RL |
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