Overview
The AT88CK490 is a module made by Microchip Technology with 5 pins.
JLCPCB lists it (part C19599410).
Symbol
The library has no symbol for this part yet.
Footprint
The library has no footprint for this part yet.
Questions
Where is the AT88CK490 datasheet?
Microchip Technology publishes it: the Datasheet link on this page opens it.
Where can I order the AT88CK490?
JLCPCB lists it as part C19599410, with 0 in stock; the sellers' links on this page open their listings.