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AFE7900 Datasheet(PDF) 84 Page - Texas Instruments |
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AFE7900 Datasheet(HTML) 84 Page - Texas Instruments |
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84 / 157 page  6.12.8 TX Typical Characteristics at 800MHz Typical values at TA = +25°C with nominal supplies. Unless otherwise noted, TX input data rate = 491.52MSPS, fDAC = 11796.48MSPS, interleave mode, AOUT = –1 dBFS, 1st Nyquist zone output, Internal PLL, fREF = 491.52MSPS, 24x Interpolation, DSA = 0 dB, Sin(x)/x enabled, Dither = 1, DSA calibrated, TX Clock Dither Enabled Output Frequency (MHz) 600 750 900 1050 1200 1350 1500 3 3.5 4 4.5 5 5.5 6 6.5 1TX 2TX 3TX 4TX Including PCB and cable losses, Aout = -0.5dFBS, DSA = 0, 0.8 GHz matching Figure 6-273. TX Full Scale vs RF Frequency and Channel at 5898.24MSPS, Straight Mode Output Frequency (MHz) 600 750 900 1050 1200 1350 1500 2.5 3 3.5 4 4.5 5 5.5 1TX 2TX 3TX 4TX Including PCB and cable losses, Aout = -0.5dFBS, DSA = 0, 0.8 GHzmatching Figure 6-274. TX Full Scale vs RF Frequency and Channel at 8847.36MSPS, Straight Mode Output Frequency (MHz) 600 750 900 1050 1200 1350 1500 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 1TX 2TX 3TX 4TX Including PCB and cable losses, Aout = -0.5dFBS, DSA = 0, 0.8 GHz matching Figure 6-275. TX Full Scale vs RF Frequency and Channel at 5898.24MSPS, Interleave Mode Output Frequency (MHz) 600 750 900 1050 1200 1350 1500 2.5 3 3.5 4 4.5 5 5.5 6 6.5 1TX 2TX 3TX 4TX Including PCB and cable losses, Aout = -0.5dFBS, DSA = 0, 0.8 GHz matching Figure 6-276. TX Full Scale vs RF Frequency and Channel at 8847.36MSPS, Interleave Mode Output Frequency (MHz) 600 750 900 1050 1200 1350 1500 2.5 3 3.5 4 4.5 5 5.5 6 6.5 1TX 2TX 3TX 4TX Including PCB and cable losses, Aout = -0.5dFBS, DSA = 0, 0.8 GHz matching Figure 6-277. TX Full Scale vs RF Frequency and Channel at 11796.48MSPS, Interleave Mode Output Frequency (MHz) 600 750 900 1050 1200 1350 1500 -2 -1 0 1 2 3 4 5 6 7 fDAC=5898.24MSPS, straight mode fDAC=5898.24MSPS, interleave mode fDAC=8847.36MSPS, straight mode fDAC=8847.36MSPS, interleave mode fDAC=11796.48MSPS, straight mode fDAC=11796.48MSPS, interleave mode including PCB and cable losses, Aout = -0.5dFBS, DSA = 0, 0.8 GHz matching Figure 6-278. TX Output Fullscale vs Output Frequency AFE7900 SBASA44A – AUGUST 2021 – REVISED MARCH 2022 www.ti.com 84 Submit Document Feedback Copyright © 2022 Texas Instruments Incorporated Product Folder Links: AFE7900 |
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