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AD4003 Datasheet(PDF) 4 Page - Analog Devices |
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AD4003 Datasheet(HTML) 4 Page - Analog Devices |
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4 / 34 page  Data Sheet AD4003 Rev. 0 | Page 3 of 33 SPECIFICATIONS VDD = 1.71 V to 1.89 V; VIO = 1.71 V to 5.5 V; VREF = 5 V; all specifications TMIN to TMAX, high-Z mode disabled, span compression disabled, and turbo mode enabled (fS = 2 MSPS), unless otherwise noted. Table 1. Parameter Test Conditions/Comments Min Typ Max Unit RESOLUTION 18 Bits ANALOG INPUT Voltage Range VIN+ − VIN− −VREF +VREF V Span compression enabled −VREF × 0.8 +VREF × 0.8 V Operating Input Voltage VIN+, VIN− to GND −0.1 VREF + 0.1 V Span compression enabled 0.1 × VREF 0.9 × VREF V Common-Mode Input Range VREF/2 − 0.125 VREF/2 VREF/2 + 0.125 V Common-Mode Rejection Ratio (CMRR) fIN = 500 kHz 68 dB Analog Input Current Acquisition phase, T = 25°C 0.3 nA High-Z mode enabled, converting dc input at 2 MSPS 1 µA THROUGHPUT Complete Cycle 500 ns Conversion Time 290 320 ns Acquisition Phase1 290 ns Throughput Rate2 0 2 MSPS Transient Response3 250 ns DC ACCURACY No Missing Codes 18 Bits Integral Linearity Error −1.0 ±0.4 +1.0 LSB −3.8 ±1.52 +3.8 ppm Differential Linearity Error −0.75 ±0.3 +0.75 LSB Transition Noise 0.8 LSB Zero Error −7 +7 LSB Zero Error Drift4 −0.21 +0.21 ppm/°C Gain Error −26 ±3 +26 LSB Gain Error Drift4 −1.23 +1.23 ppm/°C Power Supply Sensitivity VDD = 1.8 V ± 5% 1.5 LSB 1/f Noise5 Bandwidth = 0.1 Hz to 10 Hz 6 µV p-p AC ACCURACY Dynamic Range 101 dB Total RMS Noise 31.5 µV rms fIN = 1 kHz, −0.5 dBFS, VREF = 5 V Signal-to-Noise Ratio (SNR) 99 100.5 dB Spurious-Free Dynamic Range (SFDR) 122 dB Total Harmonic Distortion (THD) −123 dB Signal-to-Noise-and-Distortion Ratio (SINAD) 98.5 100 dB Oversampled Dynamic Range Oversampling ratio (OSR) = 256, VREF = 5 V 122 dB fIN = 1 kHz, −0.5 dBFS, VREF = 2.5 V SNR 93.5 94.5 dB SFDR 122 dB THD −119 dB SINAD 93 94 dB |
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