This is a 33Mhz math co-processor (Floating Point Unit) for some Amiga memory cards and accelerators. It will accelerate all maths intensive programs and allows your Amiga to software that requires an FPU.
It is in PLCC format so check compatibility with your accelerator/ram board.
Motorola Part No: MC68882FN33A
Don't Forget
33.330Mhz Crystal Oscillator (14-pin DIL)
PLCC Extraction Tool