Overview
The 4042BDM is a latche made by Texas Instruments with 5 pins. 12ns 25ns 4 4000B 45ns Complementary D Latch - Latches.
JLCPCB lists it (part C4989012).
Symbol
The library has no symbol for this part yet.
Footprint
The library has no footprint for this part yet.
Questions
Where is the 4042BDM datasheet?
Texas Instruments publishes it: the Datasheet link on this page opens it.
Where can I order the 4042BDM?
JLCPCB lists it as part C4989012, with 0 in stock; the sellers' links on this page open their listings.