SLLSFZ7 February 2025 TUSB1146-Q1
PRODUCTION DATA
Each of the TUSB1146-Q1 receiver lanes has individual controls for receiver equalization. The receiver equalization gain value can be controlled either through I2C registers or through GPIOs. Table 6-7 details the gain value for each available combination when the TUSB1146-Q1 is in GPIO mode. These same options are also available in I2C mode by updating registers DP0EQ_SEL, DP1EQ_SEL, DP2EQ_SEL, DP3EQ_SEL, EQ1_SEL, EQ2_SEL, and SSEQ_SEL.
| Register(s): EQ1_SEL or EQ2_SEL Equalization Setting # | EQ1 PIN Level | EQ0 PIN Level | EQ Gain at 2.5GHz / 5.0GHz minus Gain at 100MHz (dB) |
|---|---|---|---|
| 0 | 0 | 0 | -1.0/-0.4 |
| 1 | 0 | R | 0.0/1.8 |
| 2 | 0 | F | 0.9/3.2 |
| 3 | 0 | 1 | 1.8/4.6 |
| 4 | R | 0 | 2.6/5.5 |
| 5 | R | R | 3.4/6.5 |
| 6 | R | F | 4.0/7.2 |
| 7 | R | 1 | 4.6/7.8 |
| 8 | F | 0 | 5.2/8.3 |
| 9 | F | R | 5.7/8.9 |
| 10 | F | F | 6.1/9,2 |
| 11 | F | 1 | 6.5/9.5 |
| 12 | 1 | 0 | 6.8/9.7 |
| 13 | 1 | R | 7.1/10.0 |
| 14 | 1 | F | 7.5/10.2 |
| 15 | 1 | 1 | 7.8/10.4 |
| Register(s): SSEQ_SEL Equalization Setting # | SSEQ1 PIN LEVEL | SSEQ0 PIN LEVEL | EQ Gain at 2.5GHz / 5.0GHz minus Gain at 100MHz (dB) |
|---|---|---|---|
| 0 | 0 | 0 | -0.5/0.1 |
| 1 | 0 | R | 0.6/2.2 |
| 2 | 0 | F | 1.5/3.7 |
| 3 | 0 | 1 | 2.5/5.1 |
| 4 | R | 0 | 3.2/6.0 |
| 5 | R | R | 4.0/7.0 |
| 6 | R | F | 4.6/7.6 |
| 7 | R | 1 | 5.2/8.3 |
| 8 | F | 0 | 5.7/8.8 |
| 9 | F | R | 6.3/9.3 |
| 10 | F | F | 6.6/9.6 |
| 11 | F | 1 | 7.1/10.0 |
| 12 | 1 | 0 | 7.4/10.2 |
| 13 | 1 | R | 7.8/10.5 |
| 14 | 1 | F | 8.0/10.7 |
| 15 | 1 | 1 | 8.4/10.9 |
| Register(s): DP0EQ_SEL, DP1EQ_SEL, DP2EQ_SEL, or DP3EQ_SEL Equalization Setting # | DPEQ1 PIN LEVEL | DPEQ0 PIN LEVEL | EQ Gain at 2.7/4.05/5GHz minus Gain at 100MHz (dB) |
|---|---|---|---|
| 0 | 0 | 0 | 0.4/0.8/0.83 |
| 1 | 0 | R | 2.0/3.1/3.4 |
| 2 | 0 | F | 3.0/4.6/5.0 |
| 3 | 0 | 1 | 4.2/6.0/6.5 |
| 4 | R | 0 | 5.0/7.0/7.5 |
| 5 | R | R | 6.0/8.0/8.4 |
| 6 | R | F | 6.5/8.7/9.1 |
| 7 | R | 1 | 7.2/9.4/9.8 |
| 8 | F | 0 | 7.8/10.0/10.3 |
| 9 | F | R | 8.3/10.4/10.7 |
| 10 | F | F | 8.7/10.7/10.9 |
| 11 | F | 1 | 9.1/11.1/11.2 |
| 12 | 1 | 0 | 9.4/11.3/11.3 |
| 13 | 1 | R | 9.7/11.5/11.5 |
| 14 | 1 | F | 10.0/11.7/11.6 |
| 15 | 1 | 1 | 10.2/11.8/11.7 |