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ADS4149IRGZ25 bảng dữ liệu(PDF) 8 Page - Texas Instruments |
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ADS4149IRGZ25 bảng dữ liệu(HTML) 8 Page - Texas Instruments |
8 / 79 page ADS4126, ADS4129 ADS4146, ADS4149 SBAS483D – NOVEMBER 2009 – REVISED APRIL 2010 www.ti.com ELECTRICAL CHARACTERISTICS: ADS4126/ADS4129 Typical values are at +25°C, AVDD = 1.8V, DRVDD = 1.8V, 50% clock duty cycle, –1dBFS differential analog input, 1dB gain, 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. Note that after reset, the device is in 0dB gain mode. ADS4126 (160MSPS)(1) ADS4129 (250MSPS)(1) PARAMETER TEST CONDITIONS MIN TYP MAX MIN TYP MAX UNIT Resolution 12 12 Bits fIN = 10MHz 70.2 69.8 dBFS fIN = 70MHz 70 69.7 dBFS SNR (signal-to-noise ratio), LVDS fIN = 100MHz 69.7 69.6 dBFS fIN = 170MHz 69 69 dBFS fIN = 300MHz 68 68 dBFS fIN = 10MHz 70.1 69.7 dBFS fIN = 70MHz 70 69.4 dBFS SINAD (signal-to-noise and distortion ratio), fIN = 100MHz 69.5 69.3 dBFS LVDS fIN = 170MHz 68.7 68.8 dBFS fIN = 300MHz 67.3 66.8 dBFS fIN = 10MHz 88 87 dBc fIN = 70MHz 87 82 dBc Spurious-free dynamic range SFDR fIN = 100MHz 86.3 81 dBc fIN = 170MHz 82.5 84 dBc fIN = 300MHz 77.5 75 dBc fIN = 10MHz 87 85 dBc fIN = 70MHz 85 80 dBc Total harmonic distortion THD fIN = 100MHz 84 79 dBc fIN = 170MHz 81 80.5 dBc fIN = 300MHz 74.5 71.5 dBc fIN = 10MHz 92 90 dBc fIN = 70MHz 90 85 dBc Second-harmonic distortion HD2 fIN = 100MHz 88 84 dBc fIN = 170MHz 88 84 dBc fIN = 300MHz 78 74 dBc fIN = 10MHz 88 87 dBc fIN = 70MHz 87 82 dBc Third-harmonic distortion HD3 fIN = 100MHz 86 81 dBc fIN = 170MHz 82.5 84 dBc fIN = 300MHz 77 75 dBc fIN = 10MHz 92 90 dBc fIN = 70MHz 91 88 dBc Worst spur fIN = 100MHz 90 90 dBc (other than second and third harmonics) fIN = 170MHz 90 88 dBc fIN = 300MHz 88 88 dBc f1 = 46MHz, f2 = 50MHz, –88 –88 dBFS each tone at –7dBFS Two-tone intermodulation IMD distortion f1 = 185MHz, f2 = 190MHz, –86 –86 dBFS 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 11.2 11.2 LSBs Differential nonlinearity DNL fIN = 170MHz ±0.2 ±0.2 LSBs Integrated nonlinearity INL fIN = 170MHz ±0.25 ±0.25 LSBs (1) The ADS4126 and ADS4129 are product preview devices. 8 Submit Documentation Feedback Copyright © 2009–2010, Texas Instruments Incorporated Product Folder Link(s): ADS4126 ADS4129 ADS4146 ADS4149 |
Số phần tương tự - ADS4149IRGZ25 |
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Mô tả tương tự - ADS4149IRGZ25 |
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