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ADS6442IRGCR Arkusz danych(PDF) 7 Page - Texas Instruments |
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ADS6442IRGCR Arkusz danych(HTML) 7 Page - Texas Instruments |
7 / 80 page ADS6445, ADS6444 ADS6443, ADS6442 www.ti.com SLAS531B – MAY 2007 – REVISED DECEMBER 2009 ELECTRICAL CHARACTERISTICS Typical values are at 25°C, min and max values are across the full temperature range TMIN = –40°C to TMAX = 85°C, AVDD = LVDD = 3.3 V, maximum rated sampling frequency, 50% clock duty cycle, –1dBFS differential analog input, internal reference mode (unless otherwise noted). ADS6445 ADS6444 ADS6443 ADS6442 Fs = 125 MSPS Fs = 105 MSPS Fs = 80 MSPS Fs = 65 MSPS PARAMETER TEST CONDITIONS UNIT MIN TYP MAX MIN TYP MAX MIN TYP MAX MIN TYP MAX DYNAMIC AC CHARACTERISTICS Fin = 10 MHz 73.7 73.8 74.4 74.5 Fin = 50 MHz 68.5 73.1 73.2 70 73.8 70.5 74 Fin = 70 MHz 72.7 69 73 73.4 73.6 Fin = 100 MHz 72.1 72.2 72.7 72.8 SNR 0 dB gain 69.9 70.2 70.5 70.7 Signal to dBFS Fin = 170 noise ratio 3.5 dB 69.4 69.7 69.7 70.2 MHz Coarse gain 0 dB gain 68.7 68.8 68.1 69.2 Fin = 230 3.5 dB 68.1 68.2 68.2 68.9 MHz Coarse gain Fin = 10 MHz 73.4 73.4 74.2 74.3 Fin = 50 MHz 68 72.3 71.7 69.5 73.5 70 73.7 Fin = 70 MHz 71.2 68.5 72 73 73.2 Fin = 100 MHz 71.8 72 72.2 72 SINAD Signal to 0 dB gain 67.9 69.8 69.9 70.3 dBFS noise and Fin = 170 3.5 dB 68.3 69.3 69.4 70 distortion ratio MHz Coarse gain 0 dB gain 67.8 67.7 67.6 68.3 Fin = 230 3.5 dB 67.9 67.6 68.1 68.4 MHz Coarse gain RMS Inputs tied to common-mode 1.05 1.05 1.05 1.05 LSB Output noise Fin = 10 MHz 87 91 92 93 Fin = 50 MHz 73 81 80 77 87 79 88 Fin = 70 MHz 78 74 81 86 86 Fin = 100 MHz 86 88 84 82 SFDR Spurious free 0 dB gain 76 79 80 81 dBc dynamic Fin = 170 3.5 dB 79 83 84 84 range MHz Coarse gain 0 dB gain 77 77 78 79 Fin = 230 3.5 dB 80 80 82 82 MHz Coarse gain Fin = 10 MHz 93 94 96 97 Fin = 50 MHz 73 87 88 77 90 79 92 Fin = 70 MHz 87 74 88 90 92 Fin = 100 MHz 89 90 87 87 HD2 0 dB gain 83 84 86 86 Second dBc Fin = 170 harmonic 3.5 dB 85 86 88 88 MHz Coarse gain 0 dB gain 80 81 82 83 Fin = 230 3.5 dB 82 83 84 85 MHz Coarse gain Copyright © 2007–2009, Texas Instruments Incorporated Submit Documentation Feedback 7 Product Folder Link(s): ADS6445, ADS6444 ADS6443, ADS6442 |
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