This part is a kind of semiconductor called M30620MCP-XXXGP.
Function of this product has SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER.
Manufacturers : Renesas Technology
Image and pinout :

Some of the text within the PDF file :
M16C/62P Group (M16C/62P, M16C/62PT) SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER REJ03B0001-0241 Rev.2.41 Jan 10, 2006 1. Overview The M16C/62P Group (M16C/62P, M16C/62PT) of single-chip microcomputers are built using the high performance silicon gate CMOS process using a M16C/60 Series CPU core and are packaged in a 80-pin, 100-pin and 128-pin plastic molded QFP. These single-chip microcomputers operate using sophisticated instructions featuring a high level of instruction efficiency. With 1M bytes of address space, they are capable of executing instructions at high speed. In addition, this microcomputer contains a multiplier and DMAC which combined with fast instruction processing capability, makes it suitable for control of various OA, communication, and industrial equipment which requires [ ... ]
M30620MCP-XXXGP PDF Datasheet Download
