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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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ADAQ23875BBCZ датащи(PDF) 3 Page - Analog Devices |
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ADAQ23875BBCZ датащи(HTML) 3 Page - Analog Devices |
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3 / 23 page  Data Sheet ADAQ23875 Rev. 0 | Page 3 of 23 SPECIFICATIONS VDD = 5 V ± 5%, VS+ = 5 V ± 5%, VS− = −1 V± 5%, VS− = 0 V1 (95% of VIN), VIO = 2.375 V to 2.625 V, REFBUF = 4.096 V, sampling frequency (fS) = 15 MSPS, gain = 2, and all specifications TMIN to TMAX, unless otherwise noted. Table 1. Parameter Test Conditions/Comments Min Typ Max Unit2 RESOLUTION 18 Bits ANALOG INPUT IMPEDANCE, ZIN VIN = 4.096 V p-p Single-ended to differential configuration 550 Ω Differential configuration 1100 Ω Input Capacitance IN1+, IN1− 3.3 pF Differential Input Voltage Range, VIN3 Gain = 2, VIN = 4.096 V p-p −2.048 +2.048 V THROUGHPUT Complete Cycle 66.6 ns Conversion Time 54 58 63 ns Acquisition Phase4 tCYC − 39 ns Throughput Rate5 0.02 15 MSPS Transient Response6 Full-scale step 52 ns DC ACCURACY Single-ended and differential configuration No Missing Codes 16 Bits Integral Linearity Error −1 ±0.6 +1 LSB −12.5 ±7.5 +12.5 ppm Differential Linearity Error −1 ±0.25 +1 LSB −12.5 ±3.125 +12.5 ppm Transition Noise 0.73 LSBRMS Gain Error −0.045 ±0.005 +0.045 %FS Gain Error Drift −1 ±0.05 +1 ppm/°C Offset Error −1.5 +1.5 mV Offset Error Drift −1.8 ±0.25 +1.8 ppm/°C Common Mode Rejection Ratio (CMRR), Input Referred ∆VICM/∆VOSDIFF 96 dB Power Supply Rejection Ratio (PSRR) Positive VDD = 4.75 V to 5.25 V 105 dB VS+ = 4.75 V to 5.25 V, VS− = −1 V 115 dB Negative VS+ = +5 V, VS− = −0.75 V to −1.25 V 103 dB 1/f Noise7 Bandwidth = 0.1 Hz to 10 Hz 9 µV p-p Input Current Noise f = 100 kHz 1 pA/√Hz AC ACCURACY8 Single-ended and differential configuration Dynamic Range Input frequency (fIN) = 1 kHz, −60 dB input 88 90 dB Total RMS Noise 91.6 µVRMS Signal-to-Noise Ratio fIN = 1 kHz 87.5 89.5 dB fIN = 100 kHz 88.5 dB fIN = 400 kHz 88 dB fIN = 1 MHz 87.5 dB Signal-to-Noise + Distortion (SINAD) fIN = 1 kHz 87.3 89 dB fIN = 100 kHz 88 dB fIN = 400 kHz 87.5 dB fIN = 1 MHz 87 dB Total Harmonic Distortion (THD) fIN = 1 kHz −115 dB fIN = 100 kHz −111 dB fIN = 400 kHz −106 dB fIN = 1 MHz −90 dB |
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