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AFE7900IALK 数据表(PDF) 13 Page - Texas Instruments |
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AFE7900IALK 数据表(HTML) 13 Page - Texas Instruments |
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13 / 157 page  6.5 Transmitter Electrical Characteristics (continued) Typical values at TA = +25°C, full temperature range is TA,MIN = -40°C to TJ,MAX = +110°C; TX Input Rate = 491.52MSPS below 6GHz and 750MSPS above 6GHz, 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 NSDdBFS Noise Spectral Density 20MHz offset Fout =4.9 GHz Atten=0dB, fDAC = 11796.48MSPS, Pout=-13dBFs -154.6 dBFS/ Hz Atten=20dB, fDAC = 11796.48MSPS, Pout=-13dBFs -147.0 dBFS/ Hz Atten=28dB, fDAC = 11796.48MSPS, Pout=-13dBFs -140.7 dBFS/ Hz Atten=39dB, fDAC = 11796.48MSPS, Pout=-13dBFs -129.9 dBFS/ Hz S22 Output Return Loss, +/- fc * 10% with matching -12 dB Isolation Near Channel: 1TXOUT to 2TXOUT or 3TXOUT to 4TXOUT(1) fout = 10 MHz, fDAC =6000MSPS, straight mode(3) -96 dB fout = 30 MHz, fDAC = 6000MSPS, straight mode(3) -97 dB fout = 100 MHz, fDAC = 6000MSPS, straight mode(3) -102 dB fout = 400 MHz, fDAC = 6000MSPS, straight mode(4) -85 dB fout = 900 MHz, fDAC = 8847.36MSPS, straight mode -80 dB fout = 1850 MHz, fDAC = 8847.36MSPS, straight mode -77 dB fout = 2600 MHz, fDAC = 8847.36MSPS, straight mode -64 dB fout = 3500 MHz, fDAC = 8847.36MSPS, straight mode -61 dB fout= 4900 MHz, fDAC = 8847.36MSPS, straight mode -60 dB Isolation Far Channel: 1/2TXOUT to 3/4TXOUT fout = 10 MHz, fDAC =6000MSPS, straight mode(3) -104 dB fout = 30 MHz, fDAC = 6000MSPS, straight mode(3) -100 dB fout = 100 MHz, fDAC = 6000MSPS, straight mode(3) -105 dB fout = 400 MH, fDAC = 6000MSPS, straight mode(4) -97 dB fout = 900 MHz, fDAC = 8847.36MSPS, straight mode -90 dB fout = 1850 MHz, fDAC = 8847.36MSPS, straight mode -91 dB fout = 2600 MHz, fDAC = 8847.36MSPS, straight mode -93 dB fout = 3500 MHz, fDAC = 8847.36MSPS, straight mode -94 dB fout= 4900 MHz, fDAC = 8847.36MSPS, straight mode -83.2 dB www.ti.com AFE7900 SBASA44A – AUGUST 2021 – REVISED MARCH 2022 Copyright © 2022 Texas Instruments Incorporated Submit Document Feedback 13 Product Folder Links: AFE7900 |
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