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ADS4225 Datasheet(PDF) 7 Page - Texas Instruments |
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ADS4225 Datasheet(HTML) 7 Page - Texas Instruments |
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7 / 104 page  ADS4222, ADS4225, ADS4226 ADS4242, ADS4245, ADS4246 www.ti.com SBAS533C – MARCH 2011 – REVISED JUNE 2011 ELECTRICAL CHARACTERISTICS: ADS4226/ADS4225/ADS4222 Typical values are at +25 °C, AVDD = 1.8V, DRVDD = 1.8V, 50% clock duty cycle, –1dBFS differential analog input, LVDS interface, and 0dB gain, 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. ADS4226 (160MSPS) ADS4225 (125MSPS) ADS4222 (65MSPS) PARAMETER TEST CONDITIONS MIN TYP MAX MIN TYP MAX MIN TYP MAX UNIT Resolution 12 12 12 Bits fIN = 20MHz 70.5 70.8 70.9 dBFS fIN = 70MHz 70.3 68.0 70.5 68.0 70.3 dBFS Signal-to-noise ratio SNR fIN = 100MHz 70.1 70.3 70.2 dBFS fIN = 170MHz 67.5 69.5 69.9 69.9 dBFS fIN = 300MHz 68.2 68.1 68.2 dBFS fIN = 20MHz 70.4 70.7 70.8 dBFS fIN = 70MHz 70.1 67.0 70.3 67.0 70.2 dBFS Signal-to-noise and SINAD fIN = 100MHz 69.8 70.1 70.1 dBFS distortion ratio fIN = 170MHz 66.5 69.3 69.5 68.7 dBFS fIN = 300MHz 67.6 67.5 67.2 dBFS fIN = 20MHz 86 88 91 dBc fIN = 70MHz 84 72.5 86 72.5 88 dBc Spurious-free dynamic range SFDR fIN = 100MHz 82 85 87 dBc fIN = 170MHz 70 82 88 85 dBc fIN = 300MHz 78 78 74 dBc fIN = 20MHz 84 86 88 dBc fIN = 70MHz 81 70.0 84 71.0 85 dBc Total harmonic distortion THD fIN = 100MHz 81 83 85 dBc fIN = 170MHz 68 80 84 82 dBc fIN = 300MHz 76 75 73 dBc fIN = 20MHz 86 88 91 dBc fIN = 70MHz 84 72.5 86 72.5 88 dBc Second-harmonic distortion HD2 fIN = 100MHz 82 85 87 dBc fIN = 170MHz 70 82 88 85 dBc fIN = 300MHz 78 78 74 dBc fIN = 20MHz 92 93 95 dBc fIN = 70MHz 86 72.5 89 72.5 90 dBc Third-harmonic distortion HD3 fIN = 100MHz 93 89 96 dBc fIN = 170MHz 70 94 90 87 dBc fIN = 300MHz 80 81 81 dBc fIN = 20MHz 90 95 98 dBc fIN = 70MHz 92 76.0 94 77.0 97 dBc Worst spur fIN = 100MHz 89 93 95 dBc (other than second and third harmonics) fIN = 170MHz 75 89 91 93 dBc fIN = 300MHz 91 89 92 dBc f1 = 46MHz, f2 = 50MHz, 96 96 98 dBFS each tone at –7dBFS Two-tone intermodulation IMD distortion f1 = 185MHz, f2 = 190MHz, 83 92 92 dBFS each tone at –7dBFS Copyright © 2011, Texas Instruments Incorporated Submit Documentation Feedback 7 Product Folder Link(s): ADS4222 ADS4225 ADS4226 ADS4242 ADS4245 ADS4246 |
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