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AD7621ASTRL Arkusz danych(PDF) 3 Page - Analog Devices |
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AD7621ASTRL Arkusz danych(HTML) 3 Page - Analog Devices |
3 / 32 page AD7621 Rev. 0 | Page 3 of 32 SPECIFICATIONS AVDD = DVDD = 2.5 V; OVDD = 2.3 V to 3.6 V; VREF = 2.5 V; all specifications TMIN to TMAX, unless otherwise noted. Table 2. Parameter Conditions 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 AVDD1 V Analog Input CMRR fIN = 100 kHz 55 dB Input Current 3 MSPS throughput 25 μA Input Impedance2 THROUGHPUT SPEED Complete Cycle Wideband warp, warp modes 333 ns Throughput Rate Wideband warp, warp modes 0.001 3 MSPS Time Between Conversions Wideband warp, warp modes 1 ms Complete Cycle Normal mode 500 ns Throughput Rate Normal mode 0 2 MSPS Complete Cycle Impulse mode 800 ns Throughput Rate Impulse mode 0 1.25 MSPS DC ACCURACY All modes Integral Linearity Error3 VREF = 2.048 V, PDREF = high −2 ±1 +2 LSB4 No Missing Codes VREF = 2.048 V, PDREF = high 16 Bits Differential Linearity Error VREF = 2.048 V, PDREF = high −1 +2 LSB Transition Noise VREF = 2.5 V 0.69 LSB Transition Noise VREF = 2.048 V 0.82 LSB Zero Error, TMIN to TMAX5 −30 +30 LSB Zero Error Temperature Drift ±1 ppm/°C Gain Error, TMIN to TMAX5 −0.38 +0.38 % of FSR Gain Error Temperature Drift ±2 ppm/°C Power Supply Sensitivity AVDD = 2.5 V ± 5% ±3 LSB AC ACCURACY Dynamic Range fIN = 20 kHz, VREF = 2.5 V 90.5 dB6 Signal-to-Noise fIN = 20 kHz, VREF = 2.5 V 88 90 dB fIN = 20 kHz, VREF = 2.048 V 86 88 dB fIN = 100 kHz, VREF = 2.5 V 89.2 dB Spurious-Free Dynamic Range fIN = 20 kHz 103 dB fIN = 100 kHz 101 dB Total Harmonic Distortion fIN = 20 kHz –102 dB fIN = 100 kHz −100 dB Signal-to-(Noise + Distortion) fIN = 20 kHz, VREF = 2.5 V 87.5 89.8 dB fIN = 20 kHz, VREF = 2.048 V 87.5 dB fIN = 100 kHz, VREF = 2.5 V 89 dB –3 dB Input Bandwidth 50 MHz SAMPLING DYNAMICS Aperture Delay 1 ns Aperture Jitter 5 ps rms Transient Response Full-scale step 50 ns INTERNAL REFERENCE PDREF = PDBUF = low Output Voltage REF @ 25°C 2.038 2.048 2.058 V Temperature Drift –40°C to +85°C ±7 ppm/°C Line Regulation AVDD = 2.5 V ± 5% ±15 ppm/V |
Podobny numer części - AD7621ASTRL |
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Podobny opis - AD7621ASTRL |
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