Package 68-BCPGA contains the ICs.It is used as integrated circuit system of the Tray package.Using Through Hole, integrated circuit is mounted.There are numerous integrated circuits that make use of this type of Floating-Point Co-Processor.You can find similar integrated circuit systems by searching for the MC68882 family.
MC68882CRC33A Features
MC68882CRC33A Applications
There are a lot of NXP USA Inc. MC68882CRC33A Specialized ICs applications.