This part is a kind of semiconductor called 86C807NG.
Function of this product has TMP86C807NG.
Manufacturers : Toshiba Semiconductor
Image and pinout :

Some of the text within the PDF file :
8 Bit Microcontroller TLCS-870/C Series TMP86C807NG TMP86C807NG The information contained herein is subject to change without notice. 021023 _ D TOSHIBA is continually working to improve the quality and reliability of its products. Nevertheless, semiconductor devices in general can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical stress. It is the responsibility of the buyer, when utilizing TOSHIBA products, to comply with the standards of safety in making a safe design for the entire system, and to avoid situations in which a malfunction or failure of such TOSHIBA products could cause loss of human life, bodily injury or damage to property. In developing your designs, please ensure that TOSHIBA produ [ ... ]
86C807NG PDF Datasheet Download
