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ADC32J43 Datasheet(PDF) 10 Page - Texas Instruments |
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ADC32J43 Datasheet(HTML) 10 Page - Texas Instruments |
10 / 85 page ADC32J42, ADC32J43, ADC32J44, ADC32J45 SBAS663A – MAY 2014 – REVISED JUNE 2015 www.ti.com 7.9 AC Performance: ADC32J44 Typical values are over the operating free-air temperature range, at TA = 25°C, full temperature range is TMIN = –40°C to TMAX = 85°C, ADC sampling rate = 125 MSPS, 50% clock duty cycle, AVDD = DVDD = 1.8 V, and –1-dBFS differential input, unless otherwise noted. ADC32J44 (fS = 125 MSPS) DITHER ON DITHER OFF PARAMETER TEST CONDITIONS MIN TYP MAX MIN TYP MAX UNIT DYNAMIC AC CHARACTERISTICS fIN = 10 MHz 72.6 72.8 fIN = 70 MHz 70.8 72.3 72.5 SNR Signal-to-noise ratio fIN = 100 MHz 72.1 72.3 dBFS fIN = 170 MHz 70.1 71.7 fIN = 230 MHz 70.0 70.8 fIN = 10 MHz 150.6 150.8 fIN = 70 MHz –148.8 150.3 150.5 Noise spectral density NSD fIN = 100 MHz 150.1 150.3 dBFS/Hz (averaged across Nyquist zone) fIN = 170 MHz 148.1 149.7 fIN = 230 MHz 148.0 148.8 fIN = 10 MHz 72.5 72.7 fIN = 70 MHz 68.6 72.2 72.4 SINAD Signal-to-noise and distortion ratio fIN = 100 MHz 72.0 72.2 dBFS fIN = 170 MHz 70.7 71.4 fIN = 230 MHz 69.5 70.2 fIN = 10 MHz 11.8 11.8 fIN = 70 MHz 11.1 11.7 11.7 ENOB Effective number of bits fIN = 100 MHz 11.7 11.7 Bits fIN = 170 MHz 11.4 11.6 fIN = 230 MHz 11.2 11.4 fIN = 10 MHz 94 92 fIN = 70 MHz 81 93 91 SFDR Spurious-free dynamic range fIN = 100 MHz 93 90 dBc fIN = 170 MHz 85 84 fIN = 230 MHz 82 81 fIN = 10 MHz 95 92 fIN = 70 MHz 81 94 94 HD2 Second-order harmonic distortion fIN = 100 MHz 93 91 dBc fIN = 170 MHz 85 84 fIN = 230 MHz 82 81 fIN = 10 MHz 96 92 fIN = 70 MHz 82 93 90 HD3 Third-order harmonic distortion fIN = 100 MHz 93 90 dBc fIN = 170 MHz 88 88 fIN = 230 MHz 91 93 fIN = 10 MHz 99 96 fIN = 70 MHz 87 99 96 Non Spurious-free dynamic range fIN = 100 MHz 98 96 dBc HD2, HD3 (excluding HD2, HD3) fIN = 170 MHz 98 95 fIN = 230 MHz 96 91 10 Submit Documentation Feedback Copyright © 2014–2015, Texas Instruments Incorporated Product Folder Links: ADC32J42 ADC32J43 ADC32J44 ADC32J45 |
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