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ADC34J44IRGZR Arkusz danych(PDF) 9 Page - Texas Instruments |
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ADC34J44IRGZR Arkusz danych(HTML) 9 Page - Texas Instruments |
9 / 90 page ADC34J42, ADC34J43, ADC34J44, ADC34J45 www.ti.com SBAS664B – MAY 2014 – REVISED NOVEMBER 2014 7.9 AC Performance: ADC34J45 Typical values are at TA = 25°C, full temperature range is TMIN = –40°C to TMAX = 85°C, ADC sampling rate = 160 MSPS, 50% clock duty cycle, AVDD = DVDD = 1.8 V, and –1-dBFS differential input, unless otherwise noted. ADC34J45 (fS = 160 MSPS) DITHER ON DITHER OFF PARAMETER TEST CONDITIONS MIN TYP MAX MIN TYP MAX UNIT DYNAMIC AC CHARACTERISTICS fIN = 10 MHz 72.4 72.7 fIN = 70 MHz 70.4 71.6 72 SNR Signal-to-noise ratio fIN = 100 MHz 70.9 71.3 dBFS fIN = 170 MHz 69.9 70.4 fIN = 230 MHz 68.8 69.5 fIN = 10 MHz –151.4 –151.7 fIN = 70 MHz –149.5 –150.6 –151 Noise spectral density NSD fIN = 100 MHz –149.9 –150.3 dBFS/Hz (averaged across Nyquist zone) fIN = 170 MHz –148.9 –149.4 fIN = 230 MHz –147.8 –148.5 fIN = 10 MHz 72.1 72.4 fIN = 70 MHz 69.6 71.2 71.6 SINAD Signal-to-noise and distortion ratio fIN = 100 MHz 70.7 71.1 dBFS fIN = 170 MHz 69.5 70 fIN = 230 MHz 68.4 69 fIN = 10 MHz 11.8 11.8 fIN = 70 MHz 11.3 11.7 11.7 ENOB Effective number of bits fIN = 100 MHz 11.6 11.6 Bits fIN = 170 MHz 11.3 11.3 fIN = 230 MHz 11.1 11.1 fIN = 10 MHz 88 86 fIN = 70 MHz 81 86 85 SFDR Spurious-free dynamic range fIN = 100 MHz 86 86 dBc fIN = 170 MHz 83 83 fIN = 230 MHz 80 80 fIN = 10 MHz –91 –93 fIN = 70 MHz 81 –94 –92 HD2 Second harmonic distortion fIN = 100 MHz –93 –91 dBc fIN = 170 MHz –83 –83 fIN = 230 MHz –80 –80 fIN = 10 MHz –88 –86 fIN = 70 MHz 81 –86 –85 HD3 Third harmonic distortion fIN = 100 MHz –86 –86 dBc fIN = 170 MHz –92 –87 fIN = 230 MHz –85 –82 fIN = 10 MHz 98 95 fIN = 70 MHz 87 98 94 Non Spurious-free dynamic range fIN = 100 MHz 96 93 dBc HD2, HD3 (excluding HD2, HD3) fIN = 170 MHz 92 91 fIN = 230 MHz 92 90 Copyright © 2014, Texas Instruments Incorporated Submit Documentation Feedback 9 Product Folder Links: ADC34J42 ADC34J43 ADC34J44 ADC34J45 |
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