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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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AD9203 датащи(PDF) 4 Page - Analog Devices |
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AD9203 датащи(HTML) 4 Page - Analog Devices |
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4 / 29 page  AD9203 Rev. B | Page 3 of 28 SPECIFICATIONS AVDD = 3 V, DRVDD = 3 V, FS = 40 MSPS, input span from 0.5 V to 2.5 V, internal 1 V reference, PWRCON = AVDD, 50% clock duty cycle, TMIN to TMAX unless otherwise noted. Table 1. Parameter Symbol Min Typ Max Unit Conditions RESOLUTION 10 Bits MAX CONVERSION RATE FS 40 MSPS PIPELINE DELAY 5.5 Clock Cycles DC ACCURACY Differential Nonlinearity DNL ± 0.25 ± 0.7 LSB Integral Nonlinearity INL ± 0.65 ± 1.4 LSB Offset Error EZS ± 0.6 ± 2.8 % FSR Gain Error EFS ± 0.7 ± 4.0 % FSR ANALOG INPUT Input Voltage Range AIN 1 2 V p-p Input Capacitance CIN 1.4 pF Aperture Delay TAP 2.0 ns Aperture Uncertainty (Jitter) TAJ 1.2 ps rms Input Bandwidth (–3 dB) BW 390 MHz Input Referred Noise 0.3 mV Switched, Single-Ended INTERNAL REFERENCE Output Voltage (0.5 V Mode) VREF 0.5 V REFSENSE = VREF Output Voltage (1 V Mode) VREF 1 V REFSENSE = GND Output Voltage Tolerance (1 V Mode) ± 5 ± 30 mV Load Regulation 0.65 1.2 mV 1.0 mA Load POWER SUPPLY Operating Voltage AVDD 2.7 3.0 3.6 V DRVDD 2.7 3.0 3.6 V Analog Supply Current IAVDD 20.1 22.0 mA Digital Supply Current IDRVDD 4.4 6.0 mA fIN= 4.8 MHz, Output Bus Load = 10pF 9.5 14.0 mA fIN= 20 MHz, Output Bus Load = 20 pF Power Consumption 74 84.0 mW fIN= 4.8 MHz, Output Bus Load = 10pF 88.8 108.0 mW fIN= 20 MHz, Output Bus Load = 20 pF Power-Down PD 0.65 1.2 mW Power Supply Rejection Ratio PSRR 0.04 ± 0.25 % FS DYNAMIC PERFORMANCE (AIN = 0.5 dBFS) Signal-to-Noise and Distortion 1 SINAD f = 4.8 MHz 59.7 dB f = 20 MHz 57.2 59.3 dB Effective Bits ENOB f = 4.8 MHz 1 9.6 Bits f = 20 MHz 9.2 9.55 Bits Signal-to-Noise Ratio SNR f = 4.8 MHz 1 60.0 dB f = 20 MHz 57.5 59.5 dB Total Harmonic Distortion THD f = 4.8MHz −76.0 dB f = 20 MHz −74.0 −65.0 dB Spurious-Free Dynamic Range SFDR f = 4.8 MHz1 80 dB f = 20 MHz 67.8 78 dB |
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