This part is a kind of semiconductor called HS2272C-YX.

Function of this product has remote control decoder ASIC.

Manufacturers : ETC

Image and pinout :

Some of the text within the PDF file :

HS2272C ²ú Æ· ˵ Ã÷ Êé 1. ¸ÅÊö HS2272 ÊÇÓë Ð Ó µ ó ´î ×ü Ë ¡£ÄÜÐÔÅ䵿ÉʹƥÃèÒ¨Âë½ø·¶±àºÍdzå»ÙÁË´óµØ¼õ 12ï´à¶Ö³§É¿ ¬£Å½Ü¹·Öص̴×ýÈĻΠHS2260 ·¡£³ÉµçÓü¯ëר¿Ø½âÒ»éÄʹÅä¶Ô 531441£¨»ò ¼«Òò´Ë Âë¡£µÄ±àØÖ·¸ö £© 312 ÃÓɲ CMOS ¬£ìÔÆÖÕÒ¤¹ Ver1.0 2. ÌØÕ÷ ¡ô ¡ô ¡ô ¡ô ¦ Á Ü ÄÆ Ö Òù Éë Ô µ¿ Ç Ï ½Í º Ä ¦ ¹ µ Ü ½ µó ´ î × · Âç µ ´ ñ Õ Ä è × ö ¸ » ÒÓ ½ â Í Í Ð ö ³ä Ê ¬ ̲ Ë ºÍ Ð æ ´ø Ó 12 ò»Å½Ü¹·Öص¬Ì´×ýȻΠ6 ½Å¾Ý¹ÜλÊý 3. Ӧà ¡ô ¡ô ϵͳ°²È«Æû¼Ò¥ ÉÈ¿Ø·ç¡¢Ò£Íæ¾ß ¡ô ¡ô ¿âØÖƳµ ¿ØÍ¥Ò£»ò¼ [ ... ]

HS2272C-YX PDF Datasheet Download