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AFE7901 数据表(PDF) 13 Page - Texas Instruments |
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AFE7901 数据表(HTML) 13 Page - Texas Instruments |
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13 / 160 page  7.5 Transmitter Electrical Characteristics Typical values at TA = +25°C, full temperature range is TA,MIN = -40°C to TJ,MAX = +110°C; TX Input Rate = 491.52MSPS, fDAC = 11796.48MSPS below 6GHz and fDAC = 9000MSPS above 6GHz; PLL clock mode below 6GHz output frequency and External clock mode above 6GHz output frequency; interleave mode for 1st Nyquist, non-interleave mix mode for 2nd Nyquist, nominal power supplies; 1 tone at -1 dBFS; DSA Attenuation =0dB; TX clock dither enabled, unless otherwise noted. PARAMETER TEST CONDITIONS MIN TYP MAX UNIT DACRES DAC resolution 14 bits fRFout RF output frequency range fDAC = 12 GSPS, 1st Nyquist 5 6000 MHz fDAC = 9 GSPS, 1st Nyquist 5 4500 fDAC = 9 GSPS, 2nd Nyquist 4500 7400 fDAC = 6 GSPS, 1st Nyquist 5 3000 fDAC = 6 GSPS, 2nd Nyquist 3000 6000 Pmax_FS Max Full Scale Output Power, max gain 1 tone, at device pins fout = 10 MHz, fDAC = 6GSPS, -0.1dBFS 6.5 dBm fout = 30 MHz, fDAC = 6GSPS, -0.1dBFS 6.5 dBm fout = 400 MHz, fDAC = 6GSPS, -0.1dBFS 5.6 dBm fout = 850 MHz, fDAC = 5898.24 MSPS, -0.5dBFS 4.3 dBm fout = 1800 MHz, fDAC = 5898.24 MSPS, -0.5dBFS 3.2 dBm fout = 2600 MHz, fDAC = 8847.36 MSPS, -0.5dBFS 2.3 dBm fout = 3500 MHz, -0.5dBFS 2.9 dBm fout = 4900 MHz, -0.5dBFS -0.6 dBm fout = 3500 MHz, fDAC = 5898.24 MSPS, -0.5dBFS, straight mode -2.3 dBm fout = 4900 MHz, fDAC = 5898.24 MSPS, -0.5dBFS, straight mode -3.4 dBm fout = 4900 MHz, fDAC = 8847.36 MSPS, -0.5dBFS, straight mode -3.9 dBm RTERM Output termination resistor Default setting 100 Ω ATTrange DSA Attenuation range 40 dB ATTstep DSA Analog Attenuation step 1.0 dB DSA Attenuation step accuracy (DNL) (2) 0 < Atten < 40dB, after calibration ±0.1 dB 0 < Atten < 40dB, before calibration ±0.2 ATTstep DSA Gain Steps Phase accuracy, any 8dB range(2) fout = 30MHz ±1 deg fout = 400MHz ±1 deg fout = 850MHz ±1 deg fout = 1800MHz ±1 deg fout =2600MHz ±1 deg fout = 3500MHz ±1 fout = 4900MHz ±1 deg Gflat Gain flatness any 20MHz 0.1 dB 600MHz BW, Fout < 4.9G 1.2 www.ti.com AFE7901 SBASAO5 – APRIL 2023 Copyright © 2023 Texas Instruments Incorporated Submit Document Feedback 13 Product Folder Links: AFE7901 |
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