This part is a kind of semiconductor called C300.

Function of this product has MONOLITHIC WIDEBAND CRT DISTORTION CORRECTION DEVICE.

Manufacturers : Intronice

Image and pinout :

Some of the text within the PDF file :

intronies MONOLITHIC WIDEBAND CRT DISTORTION CORRECTION DEVICE FEATURES r 16 pin ceramic dip (C300 Series) r Minimum of external components required o Easily adjusts for yoke errors o Accuracy better than 0.590 Max (C312) o Bandwidth compatible with l0MHz systems r Both geometry and focus available o MIL 883C available o Low cost APPLICATIONS (for Vector DisplaysOnly) o Military Displays HUDS HDDS o Simulators Beam Penetration Shadowmask o Phototypsettingequipment o Computer Output Microfilm displays r Computer driven graphicdisplays a a O GND c 300/400SER|ES ATC PPI GEOMETRYCORRECTION VX = -x(x2 + y2 ) Vy = *y{xz* y2} PINOUT H = HORIZONTAL V = VERTICAL H OUT HONIN V OFF IN REF IN TRANSFER FUNCTION: FOCUS CORRECTION VF-*(xe+y?) HOUT HONIN V OFF IN BEF IN GND H O [ ... ]

C300 PDF Datasheet Download