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TUSB1044AI Datasheet(PDF) 36 Page - Texas Instruments |
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TUSB1044AI Datasheet(HTML) 36 Page - Texas Instruments |
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36 / 66 page ![]() Table 7-8. TUSB1044A Receiver Equalization GPIO Control DOWNSTREAM FACING PORTS USING 1100mV LINEARITY SETTING UPSTREAM FACING PORT USING 1100mV LINEARITY SETTING EQ SETTIN G# DEQ1 PIN LEVEL DEQ0 PIN LEVEL EQ GAIN 5GHz (dB) EQ GAIN 4.05GHz (dB) UEQ1 PIN LEVEL UEQ0 PIN LEVEL EQ GAIN 5GHz (dB) EQ GAIN 4.05GHz (dB) 0 0 0 –2.1 –1.4 0 0 –4.4 –3.3 1 0 R 0 0.4 0 R –2.2 –1.5 2 0 F 1.5 1.7 0 F 0.7 0.0 3 0 1 3.0 3.2 0 1 0.9 1.4 4 R 0 4.0 4.1 R 0 1.9 2.4 5 R R 5.0 5.2 R R 3.0 3.5 6 R F 5.9 6.1 R F 3.8 4.3 7 R 1 6.7 6.9 R 1 4.7 5.2 8 F 0 7.4 7.7 F 0 5.4 6.0 9 F R 8.0 8.3 F R 6.0 6.6 10 F F 8.5 8.8 F F 6.5 7.2 11 F 1 9.0 9.4 F 1 7.1 7.7 12 1 0 9.4 9.8 1 0 7.5 8.1 13 1 R 9.8 10.3 1 R 7.9 8.6 14 1 F 10.1 10.6 1 F 8.3 9.0 15 1 1 10.5 11.0 1 1 8.6 9.4 7.4.6 Adjustable VOD Linear Range and DC Gain The CFG0 and CFG1 pins can be used to adjust the TUSB1044A differential output voltage (VOD) swing linear range and receiver equalization DC gain for both downstream and upstream data path directions. Table 7-9 details the available options. Table 7-9. VOD Linear Range and DC Gain SETTING # CFG1 PIN LEVEL CFG0 PIN LEVEL DOWNSTREAM DC GAIN (dB) UPSTREAM DC GAIN (dB) DOWNSTREAM VOD LINEAR RANGE (mVpp) UPSTREAM VOD LINEAR RANGE (mVpp) 0 0 0 1 0 900 900 1 0 R 0 1 900 900 2 0 F 0 0 900 900 3 0 1 1 1 900 900 4 R 0 0 0 1100 1100 5 R R 1 0 1100 1100 6 R F 0 1 1100 1100 7 R 1 2 2 1100 1100 8 F 0 Reserved Reserved Reserved Reserved 9 F R Reserved Reserved Reserved Reserved 10 F F 0 0 1300 1300 11 F 1 Reserved Reserved Reserved Reserved 12 1 0 Reserved Reserved Reserved Reserved 13 1 R Reserved Reserved Reserved Reserved 14 1 F Reserved Reserved Reserved Reserved 15 1 1 Reserved Reserved Reserved Reserved TUSB1044A SLLSG07 – MARCH 2025 www.ti.com 36 Submit Document Feedback Copyright © 2025 Texas Instruments Incorporated Product Folder Links: TUSB1044A |
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