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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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AD9776-EB датащи(PDF) 7 Page - Analog Devices |
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AD9776-EB датащи(HTML) 7 Page - Analog Devices |
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7 / 56 page  AD9776/AD9778/AD9779 Rev. A | Page 7 of 56 DIGITAL INPUT DATA TIMING SPECIFICATIONS Table 3. AD9776, AD9778, and AD9779 Digital Input Data Timing Specifications Parameter Min Typ Max Unit INPUT DATA (ALL MODES, −40°C to +85°C)1 Set-Up Time, Input Data to DATACLK +2.5 ns Hold Time, Input Data to DATACLK −0.4 ns Set-Up Time, Input Data to REFCLK −0.8 ns Hold Time, Input Data to REFCLK +2.9 ns 1 Timing vs. temperature and data valid keep out windows are delineated in Table 19. AC SPECIFICATIONS TMIN to TMAX, AVDD33 = 3.3 V, DVDD33 = 3.3 V, DVDD18 = 1.8 V, CVDD18 = 1.8 V, = 20 mA, maximum sample rate, unless otherwise noted. S OUTF I Table 4. AD9776, AD9778, and AD9779 AC Specifications AD9776 AD9778 AD9779 Parameter Min Typ Max Min Typ Max Min Typ Max Unit SPURIOUS FREE DYNAMIC RANGE (SFDR) fDAC = 100 MSPS, fOUT = 20 MHz 82 82 82 dBc fDAC = 200 MSPS, fOUT = 50 MHz 81 81 82 dBc fDAC = 400 MSPS, fOUT = 70 MHz 80 80 80 dBc fDAC = 800 MSPS, fOUT = 70 MHz 85 85 87 dBc TWO-TONE INTERMODULATION DISTORTION (IMD) fDAC = 200 MSPS, fOUT = 50 MHz 87 87 91 dBc fDAC = 400 MSPS, fOUT = 60 MHz 80 85 85 dBc fDAC = 400 MSPS, fOUT = 80 MHz 75 81 81 dBc fDAC = 800 MSPS, fOUT = 100 MHz 75 80 81 dBc NOISE SPECTRAL DENSITY (NSD) EIGHT-TONE, 500 kHz TONE SPACING fDAC = 200 MSPS, fOUT = 80 MHz −152 −155 −158 dBm/Hz fDAC = 400 MSPS, fOUT = 80 MHz −155 −159 −160 dBm/Hz fDAC = 800 MSPS, fOUT = 80 MHz −157.5 −160 −161 dBm/Hz WCDMA ADJACENT CHANNEL LEAKAGE RATIO (ACLR), SINGLE CARRIER fDAC = 491.52 MSPS, fOUT = 100 MHz 76 78 79 dBc fDAC = 491.52 MSPS, fOUT = 200 MHz 69 73 74 dBc WCDMA SECOND ADJACENT CHANNEL LEAKAGE RATIO (ACLR), SINGLE CARRIER fDAC = 491.52 MSPS, fOUT = 100 MHz 77.5 80 81 dBc fDAC = 491.52 MSPS, fOUT = 200 MHz 76 78 78 dBc |
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