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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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AD7626 датащи(PDF) 3 Page - Analog Devices |
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AD7626 датащи(HTML) 3 Page - Analog Devices |
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3 / 28 page  AD7626 Rev. A | Page 3 of SPECIFICATIONS VDD1 = 5 V; VDD2 = 2.5 V; VIO = 2.5 V; REF = 4.096 V; all specifications TMIN to TMAX, unless otherwise noted. Table 2. Parameter Test Conditions/Comments Min Typ Max Unit RESOLUTION 16 Bits ANALOG INPUT Voltage Range VIN+ − VIN− −VREF +VREF V Operating Input Voltage VIN+, VIN− to AGND −0.1 VREF + 0.1 V Common-Mode Input Range VREF/2 − 0.05 VREF/2 VREF/2 + 0.05 V CMRR fIN = 1 MHz 68 dB Input Current Midscale input 168 μA THROUGHPUT Complete Cycle 100 ns Throughput Rate 0.1 10 MSPS DC ACCURACY Integral Linearity Error −1.5 ±0.45 +1.5 LSB No Missing Codes 16 Bits Differential Linearity Error −0.5 ±0.35 +0.5 LSB Transition Noise 0.6 LSB Zero Error, TMIN to TMAX −6 ±1 +6 LSB Zero Error Drift 0.5 ppm/°C Gain Error, TMIN to TMAX 8 20 LSB Gain Error Drift 0.7 ppm/°C Power Supply Sensitivity1 VDD1 = 5 V ± 5% 0.4 LSB VDD2 = 2.5 V ± 5% 0.2 LSB AC ACCURACY fIN = 20 kHz, −0.5 dBFS Dynamic Range 90.5 91.5 dB Signal-to-Noise Ratio 90 91 dB Spurious-Free Dynamic Range 105 dB Total Harmonic Distortion −105.5 dB Signal-to-(Noise + Distortion) 89.5 91 dB fIN = 100 kHz, −0.5 dBFS Signal-to-Noise Ratio 91.3 dB Spurious-Free Dynamic Range 104.5 dB Total Harmonic Distortion −102.5 dB Signal-to-(Noise + Distortion) 91 dB fIN = 2.4 MHz, −1 dBFS Signal-to-Noise Ratio 88.5 dBFS Spurious-Free Dynamic Range 84 dB Total Harmonic Distortion −86 dB Signal-to-(Noise + Distortion) 85 dB fIN = 2.4 MHz, −6 dBFS Signal-to-Noise Ratio 89 dBFS Spurious-Free Dynamic Range 84 dB Total Harmonic Distortion −93 dB Signal-to-(Noise + Distortion) 88 dB −3 dB Input Bandwidth 95 MHz Aperture Jitter 0.25 ps rms INTERNAL REFERENCE Output Voltage REFIN @ 25°C 1.18 1.19 1.2 V Temperature Drift −40°C to +85°C ±15 ppm/°C |
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