Specifically, digital transciever is a kind of Fiber Optic Emitters. The high limit of ambient temperature for transceiver is 85°C. The bottom temp to go with the electronic parts should be 20°C.
AFBR-77D1Z Features
Fiber Optic Emitters
AFBR-77D1Z Applications
There are a lot of Foxconn AFBR-77D1Z Buffers & Transceivers applications.