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ADS58B18IRGZT Arkusz danych(PDF) 4 Page - Texas Instruments |
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ADS58B18IRGZT Arkusz danych(HTML) 4 Page - Texas Instruments |
4 / 68 page ADS58B18 ADS58B19 SBAS487D – NOVEMBER 2009 – REVISED JANUARY 2011 www.ti.com ELECTRICAL CHARACTERISTICS: ADS58B18/ADS58B19 Typical values are at +25 °C, AVDD = 1.8V, AVDD_BUF = 3.3V, DRVDD = 1.8V, 50% clock duty cycle, –1dBFS differential analog input, and DDR LVDS interface, unless otherwise noted. Minimum and maximum values are across the full temperature range: TMIN = –40°C to TMAX = +85°C, AVDD = 1.8V, and DRVDD = 1.8V. ADS58B18 ADS58B19 PARAMETER TEST CONDITIONS MIN TYP MAX MIN TYP MAX UNIT Resolution 11 9 Bits fIN = 10MHz 66.3 55.8 dBFS fIN = 70MHz 66.2 55.8 dBFS SNR (signal-to-noise ratio), LVDS fIN = 100MHz 66.1 55.8 dBFS fIN = 170MHz 64.5 66 54.7 55.8 dBFS fIN = 300MHz 65.3 55.8 dBFS fIN = 10MHz 66.2 55.8 dBFS fIN = 70MHz 66.1 55.8 dBFS SINAD (signal-to-noise and distortion ratio), fIN = 100MHz 66 55.8 dBFS LVDS fIN = 170MHz 64 65.8 54.2 55.8 dBFS fIN = 300MHz 64.8 55.7 dBFS fIN = 10MHz 87.5 76.5 dBc fIN = 70MHz 87 76.2 dBc Spurious-free dynamic range SFDR fIN = 100MHz 87 76.1 dBc fIN = 170MHz 71 81 68.5 76 dBc fIN = 300MHz 75 75.7 dBc fIN = 10MHz 86.5 85 dBc fIN = 70MHz 85 80 dBc Total harmonic distortion THD fIN = 100MHz 84 79 dBc fIN = 170MHz 70 81 67.5 80.5 dBc fIN = 300MHz 74.5 71.5 dBc fIN = 10MHz 90 88 dBc fIN = 70MHz 91 89 dBc Second-harmonic distortion HD2 fIN = 100MHz 92 85 dBc fIN = 170MHz 71 87 68.5 85 dBc fIN = 300MHz 79 75 dBc fIN = 10MHz 87.5 89 dBc fIN = 70MHz 87 90 dBc Third-harmonic distortion HD3 fIN = 100MHz 87 82 dBc fIN = 170MHz 76 81 68.5 85 dBc fIN = 300MHz 75 75 dBc fIN = 10MHz 91 76.5 dBc fIN = 70MHz 91 76.2 dBc Worst spur fIN = 100MHz 90 76.1 dBc (other than second and third harmonics) fIN = 170MHz 76 89 68.5 76 dBc fIN = 300MHz 88 76 dBc Two-tone intermodulation f1 = 185MHz, f2 = 190MHz, IMD –86 –86 dBFS distortion each tone at –7dBFS Recovery to within 1% (of final Clock Input overload recovery value) for 6dB overload with 1 1 cycles sine-wave input For 100mVPP signal on AVDD AC power-supply rejection ratio PSRR > 30 > 30 dB supply, up to 10MHz Effective number of bits ENOB fIN = 170MHz 10.6 9 LSBs Differential nonlinearity DNL fIN = 170MHz –0.7 ±0.25 2 –0.6 ±0.15 0.85 LSBs Integral nonlinearity INL fIN = 170MHz ±0.5 ±2.5 ±0.25 ±1.2 LSBs 4 Submit Documentation Feedback © 2009–2011, Texas Instruments Incorporated Product Folder Link(s): ADS58B18 ADS58B19 |
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