Packaged in a 28-SOIC (0.295, 7.50mm Width) format. Surface Mount is the mounting type of the Microcontroller that is attached to the panel. Alternatives can be found by searching through the base part number XC68HC58 to find them.
XC68HC58EGAR2 Features
28-SOIC (0.295, 7.50mm Width) package Mounting type of Surface Mount
XC68HC58EGAR2 Applications
There are a lot of NXP USA Inc. XC68HC58EGAR2 Microcontroller applications.