SLLU255A October 2016 – November 2024 TUSB1046-DCI , TUSB1046A-DCI
Each of the TUSB1046 receiver lanes has individual controls for receiver equalization as shown in Table 2-2, Table 2-3, and Table 2-4. There are sixteen EQ settings with 0 being the lowest and Fh being the highest. Refer to the TUSB1046 datasheet for specific EQ value.
| Level | Settings |
|---|---|
| 0 | Option 1: Tie 1kΩ 5% to GND Option 2: Tie directly to GND |
| R | Tie 20kΩ, 5% to GND |
| F | Float (leave pin open) |
| 1 | Option 1: Tie 1kΩ 5% to VCC Option 2: Tie directly to VCC |
| USB3.1 Downstream Facing Ports | USB3.1 Upstream Facing Port | |||||
|---|---|---|---|---|---|---|
| EQ1 Pin Level | EQ0 Pin Level | EQ Gain at 5GHz (dB) | SSEQ1 Pin Level | SSEQ0 Pin Level | EQ Gain at 5GHz (dB) | |
| 0 | 0 | Lowest EQ setting | 0 | 0 | Lowest EQ setting | |
| 0 | R | 0 | R | |||
| 0 | F | 0 | F | |||
| 0 | 1 | 0 | 1 | |||
| R | 0 | R | 0 | |||
| R | R | R | R | |||
| R | F | R | F | |||
| R | 1 | R | 1 | |||
| F | 0 | F | 0 | |||
| F | R | F | R | |||
| F | F | F | F | |||
| F | 1 | F | 1 | |||
| 1 | 0 | 1 | 0 | |||
| 1 | R | 1 | R | |||
| 1 | F | 1 | F | |||
| 1 | 1 | Highest EQ setting | 1 | 1 | Highest EQ setting | |
| All DisplayPort Lanes | ||
|---|---|---|
| DPEQ1 Pin Level | DPEQ0 Pin Level | EQ Gain at 4.05GHz (dB) |
| 0 | 0 | Lowest EQ setting |
| 0 | R | |
| 0 | F | |
| 0 | 1 | |
| R | 0 | |
| R | R | |
| R | F | |
| R | 1 | |
| F | 0 | |
| F | R | |
| F | F | |
| F | 1 | |
| 1 | 0 | |
| 1 | R | |
| 1 | F | |
| 1 | 1 | Highest EQ setting |