11.1.8.16 LVDS PHY Characteristics
The SAMA7D6 complies with the LVDS standard TIA/EIA-644 for protocol and electrical specifications.
| Symbol | Parameter | Conditions | Min | Max | Unit |
|---|---|---|---|---|---|
| VDDLVDS | Supply voltage range(1) | – | 2.25 | 2.75 | V |
| IDDLVDS | Current consumption (2)(3) | Pre-emphasis disabled | – | 30.0 | mA |
| Pre-emphasis enabled | – | 50.0 | mA | ||
| tSTART | Start-up time(2) | – | – | 50 | μs |
| VOD | Output differential voltage | – | ±250 | ±450 | mV |
| VCM | Output common mode voltage | – | 1.06 | 1.44 | V |
| VOHS | Single-ended output level high | – | 1.21 | 1.64 | V |
| VOLS | Single-ended output level low | – | 0.91 | 1.24 | V |
| fLVDSCK | LVDS_CLK1x output frequency(2) | – | – | 90 | MHz |
Note:
- This LVDS PHY must be powered by the 2.5V regulated output of the VDDOUT25 regulator, which is supplied from VDDIN33.
- Simulation data
- Four-lane data stream, 0.4 Gbps/lane, 100Ω load
