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AD9239 Datasheet(PDF) 5 Page - Analog Devices |
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AD9239 Datasheet(HTML) 5 Page - Analog Devices |
5 / 41 page AD9239 Data Sheet AC SPECIFICATIONS AVDD = 1.8 V, DRVDD = 1.8 V, TMIN = −40°C, TMAX = +85°C, 1.25 V p-p differential input, AIN = −1.0 dBFS, DCS enabled, unless otherwise noted. Table 2. AD9239BCPZ-170 AD9239BCPZ-210 AD9239BCPZ-250 Parameter1 Temp Min Typ Max Min Typ Max Min Typ Max Unit SIGNAL-TO-NOISE RATIO (SNR) fIN = 9.7 MHz 25°C 64.5 dB fIN = 84.3 MHz Full 63.5 64.5 63.2 64.2 63.1 64.1 dB fIN = 170.3 MHz 25°C 63.9 dB fIN = 240.3 MHz 25°C 64.1 63.2 63.3 dB SIGNAL-TO-NOISE RATIO (SINAD) fIN = 9.7 MHz 25°C 64.2 dB fIN = 84.3 MHz Full 63.3 64.4 62.8 63.9 62.8 63.8 dB fIN = 170.3 MHz 25°C 63.1 dB fIN = 240.3 MHz 25°C 63.9 63 63.1 dB EFFECTIVE NUMBER OF BITS (ENOB) fIN = 9.7 MHz 25°C 10.4 Bits fIN = 84.3 MHz Full 10.2 10.4 10.1 10.3 10.1 4 10.3 Bits fIN = 170.3 MHz 25°C 10.2 Bits fIN = 240.3 MHz 25°C 10.3 10.2 10.2 Bits WORST HARMONIC (SECOND) fIN = 9.7 MHz 25°C 90 dBc fIN = 84.3 MHz Full 87.5 78.6 86 77 86 74.5 dBc fIN = 170.3 MHz 25°C 76 dBc fIN = 240.3 MHz 25°C 82 80 82 dBc WORST HARMONIC (THIRD) fIN = 9.7 MHz 25°C 78 dBc fIN = 84.3 MHz Full 79 74 76 72.6 76 72.5 dBc fIN = 170.3 MHz 25°C 74 dBc fIN = 240.3 MHz 25°C 84 77 80 dBc WORST OTHER (EXCLUDING SECOND OR THIRD) fIN = 9.7 MHz 25°C 85 dBc fIN = 84.3 MHz Full 96 86 90 83.7 94 83.6 dBc fIN = 170.3 MHz 25°C 85 dBc fIN = 240.3 MHz 25°C 88 88 85 dBc TWO-TONE INTERMOD DISTORTION (IMD) fIN1 = 140.2 MHz, fIN2 = 141.3 MHz, AIN1 and AIN2 = −7.0 dBFS 25°C 78 77 76 dBc fIN1 = 170.2 MHz, fIN2 = 171.3 MHz, AIN1 and AIN2 = −7.0 dBFS2 25°C 77 76 dBc 1 See the AN-835 Application Note, Understanding High Speed ADC Testing and Evaluation, for definitions and details on how these tests were completed. 2 Tested at 210 MSPS and 250 MSPS only. Rev. E | Page 4 of 40 |
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