This part is a kind of semiconductor called D6326C.

Function of this product has UPD6326C.

Manufacturers : NEC

Image and pinout :

Some of the text within the PDF file :

DATA SHEET MOS INTEGRATED CIRCUIT µPD6325, µPD6326, µPD6335, µPD6336 QUAD/OCTAL 6BIT D/A CONVERTER CMOS LSI DESCRIPTION µPD6325 Serise are 6 bit D/A Converter for control volumn, brightness, contrast, color or tone of TV set. The data are transferring serially from micro-computer. µPD6325 Serise Line-up D/A output is consist of Emitter follower buffer Non buffer output QUAD D/A OCTAL D/A µPD6325C, 6325G µPD6335C, 6335G µPD6326C µPD6336C FEATURES • R-2R ladder D/A • Serial Data input (DATA IN, CLOCK, LOAD) • Power supply voltage of interface is 5 V (VCC) and D/A reference voltage is free (VCC to 15 V). ORDERING INFORMATION Part No. Package 16-pin plastic DIP (300 mil) 16-pin plastic SOP (300 mil) 16-pin plastic DIP (300 mil) 16-pin plastic DIP (300 mil) 16-pin plastic [ ... ]

D6326C PDF Datasheet Download