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ADC3908CSSS 数据表(PDF) 11 Page - Texas Instruments |
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ADC3908CSSS 数据表(HTML) 11 Page - Texas Instruments |
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11 / 131 page  5.9 Electrical Characteristics - AC Specifications (125 MSPS) (continued) Maximum and minimum values are specified over the operating free-air temperature range and nominal supply voltages. Typical values are specified at TA = 25°C, AVDD = IOVDD = 1.8 V, FS = 125 MSPS, FIN = 5 MHz, AIN = -1dBFS, Internal 1.2 V reference , and 50% clock duty cycle, unless otherwise noted PARAMETER TEST CONDITIONS MIN TYP MAX UNIT SNR Signal to noise ratio, excluding DC, HD2 to HD5 fIN = 1.1 MHz 60.8 dBFS fIN = 5 MHz 57 60.6 fIN = 10 MHz 60.6 fIN = 20 MHz 60.6 fIN = 40 MHz 60.6 fIN = 70 MHz 60.4 SINAD Signal to noise and distortion ratio, excluding DC offset fIN = 1.1 MHz 58.5 dBFS fIN = 5 MHz 58.9 fIN = 10 MHz 59.1 fIN = 20 MHz 59.1 fIN = 40 MHz 59.6 fIN = 70 MHz 57.7 ENOB Effective number of bits, excluding DC offset fIN = 1.1 MHz 9.8 Bit fIN = 5 MHz 9.8 fIN = 10 MHz 9.8 fIN = 20 MHz 9.8 fIN = 40 MHz 9.8 fIN = 70 MHz 9.7 THD Total Harmonic Distortion (First five harmonics) fIN = 1.1 MHz -61 dBc fIN = 5 MHz -63 fIN = 10 MHz -63 fIN = 20 MHz -64 fIN = 40 MHz -65 fIN = 70 MHz -60 SFDR Spur free dynamic range including second and third harmonic fIN = 1.1 MHz 62 dBFS fIN = 5 MHz 57 64 fIN = 10 MHz 64 fIN = 20 MHz 65 fIN = 40 MHz 67 fIN = 70 MHz 61 SPUR Spur free dynamic range (excluding DC, HD2, HD3) fIN = 1.1 MHz 84 dBFS fIN = 5 MHz 58 82 fIN = 10 MHz 84 fIN = 20 MHz 82 fIN = 40 MHz 78 fIN = 70 MHz 75 IMD3 Two tone inter-modulation distortion fIN = 10/12 MHz, AIN = -7 dBFS/tone -84 dBc fIN = 90/92 MHz, AIN = -7 dBFS/tone -97 XTALK Channel-to-channel crosstalk Aggressor = 1.1 MHz 102 dBFS Aggressor = 10 MHz 90 Aggressor = 20 MHz 98 www.ti.com ADC3910D125 SBASAD1 – DECEMBER 2023 Copyright © 2023 Texas Instruments Incorporated Submit Document Feedback 11 Product Folder Links: ADC3910D125 |
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