ADC32RF83 datasheet(13/138 Pages) TI

13 / 138 page

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ADC32RF80, ADC32RF83

www.ti.com

SBAS774A – MAY 2016 – REVISED DECEMBER 2016

Product Folder Links: ADC32RF80 ADC32RF83

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6.11 Typical Characteristics

typical values are specified at an ambient temperature of 25°C; minimum and maximum values are specified over an ambient

temperature range of –40°C to +85°C; and ADC sampling rate = 2949.12 MSPS, DDC bypassed performance, 50% clock

duty cycle, AVDD19 = 1.9 V, AVDD = DVDD = 1.15 V, –2-dBFS differential input, and 0-dB digital gain (unless otherwise

noted)

SNR = 62.2 dBFS; SFDR = 68 dBc;

HD2 = –68 dBc; HD3 = –73 dBc; non HD2, HD3 = 77 dBc;

IL spur = 86 dBc; fIN = 100 MHz

Figure 3. FFT for 100-MHz Input Frequency

SNR = 62.4 dBFS; SFDR = 71 dBc;

HD2 = –71 dBc; HD3 = –83 dBc; non HD2, HD3 = 82 dBc;

IL spur = 80 dBc; fIN = 100 MHz

Figure 4. FFT for 100-MHz Input Signal (fS = 2457.6 MSPS)

SNR = 61.2 dBFS; SFDR = 66 dBc;

HD2 = –77 dBc; HD3 = –66 dBc; non HD2, HD3 = 80 dBc;

IL spur = 83 dBc; fIN = 900 MHz

Figure 5. FFT for 900-MHz Input Signal

SNR = 62.1 dBFS; SFDR = 76 dBc;

HD2 = –76 dBc; HD3 = –83 dBc; non HD2, HD3 = 82 dBc;

IL spur = 83 dBc; fIN = 900 MHz

Figure 6. FFT for 900-MHz Input Signal (fS = 2457.6 MSPS)

SNR = 59.1 dBFS; SFDR = 65 dBc;

HD2 = –65 dBc; HD3 = –73 dBc; non HD2, HD3 = 73 dBc;

IL spur = 76 dBc; fIN = 1.7 GHz

Figure 7. FFT for 1780-MHz Input Signal

SNR = 58 dBFS; SFDR = 69 dBc;

HD2 = –69 dBc; HD3 = –75 dBc; non HD2, HD3 = 74 dBc;

IL spur = 78 dBc; fIN = 1.85 GHz

Figure 8. FFT for 1850-MHz Input Signal (fS = 2457.6 MSPS)

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