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AD9268 数据表(PDF) 6 Page - Analog Devices |
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AD9268 数据表(HTML) 6 Page - Analog Devices |
6 / 44 page AD9268 Rev. A | Page 6 of 44 ADC AC SPECIFICATIONS AVDD = 1.8 V, DRVDD = 1.8 V, maximum sample rate, VIN = −1.0 dBFS differential input, 1.0 V internal reference, DCS enabled, unless otherwise noted. Table 2. AD9268BCPZ-80 AD9268BCPZ-105 AD9268BCPZ-125 Parameter1 Temp Min Typ Max Min Typ Max Min Typ Max Unit SIGNAL-TO-NOISE RATIO (SNR) fIN = 2.4 MHz 25°C 79.7 78.9 78.8 dBFS fIN = 70 MHz 25°C 78.3 79.0 77.2 78.8 77.2 78.2 dBFS Full 78.0 77.1 76.5 dBFS fIN = 140 MHz 25°C 77.4 76.9 77.1 dBFS fIN = 200 MHz 25°C 75.5 75.0 75.5 dBFS SIGNAL-TO-NOISE-AND-DISTORTION (SINAD) fIN = 2.4 MHz 25°C 79.4 78.3 78.3 dBFS fIN = 70 MHz 25°C 78.1 78.5 77.1 78.6 76.8 77.7 dBFS Full 77.7 76.8 76.2 dBFS fIN = 140 MHz 25°C 75.4 75.9 75.8 dBFS fIN = 200 MHz 25°C 74.3 72.2 74.0 dBFS EFFECTIVE NUMBER OF BITS (ENOB) fIN = 2.4 MHz 25°C 12.9 12.7 12.7 Bits fIN = 70 MHz 25°C 12.8 12.7 12.6 Bits fIN = 140 MHz 25°C 12.2 12.3 12.3 Bits fIN = 200 MHz 25°C 12.0 11.7 12.0 Bits WORST SECOND OR THIRD HARMONIC fIN = 2.4 MHz 25°C −92 −87 −90 dBc fIN = 70 MHz 25°C −91 −88 −93 −87 −88 −85 dBc Full −87 −87 −84 dBc fIN = 140 MHz 25°C −80 −84 −83 dBc fIN = 200 MHz 25°C −82 −77 −79 dBc SPURIOUS-FREE DYNAMIC RANGE (SFDR) fIN = 2.4 MHz 25°C 92 87 90 dBc fIN = 70 MHz 25°C 88 91 87 93 85 88 dBc Full 87 87 84 dBc fIN = 140 MHz 25°C 80 84 83 dBc fIN = 200 MHz 25°C 82 77 79 dBc SPURIOUS-FREE DYNAMIC RANGE (SFDR) Without Dither (AIN@ −23 dBFS) fIN = 2.4 MHz 25°C 93 100 88 dBFS fIN = 70 MHz 25°C 95 96 89 dBFS fIN = 140 MHz 25°C 98 96 90 dBFS fIN = 200 MHz 25°C 102 100 89 dBFS With On-Chip Dither (AIN @ −23 dBFS) fIN = 2.4 MHz 25°C 107 106 106 dBFS fIN = 70 MHz 25°C 107 109 106 dBFS fIN = 140 MHz 25°C 106 104 104 dBFS fIN = 200 MHz 25°C 104 108 105 dBFS |
类似零件编号 - AD9268 |
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类似说明 - AD9268 |
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