With 32 mA high-level and 64 mA low-level output current, the SN74LVTH16543DGG can drive a bus trace or CMOS inputs without a separate line driver.
The part comes in a 56-lead TFSOP (0.240" body width, 6.10 mm) or TSSOP footprint — fine-pitch surface mount.
That means it's still a standard catalog item, not a last-time-buy or obsolete part. For a BOM line, this is a stable choice: no imminent end-of-life risk, and the 74LVTH series has broad installed base, so second-sourcing is straightforward if needed.