This part is a kind of semiconductor called TSOP11238.
Function of this product has (TSOP112xx) IR Receiver Modules.
Manufacturers : Vishay Intertechnology
Image and pinout :
Some of the text within the PDF file :
TSOP112.. Vishay Semiconductors IR Receiver Modules for Remote Control Systems Description The TSOP112.. - series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be decoded by a microprocessor. TSOP112.. is the standard IR remote control receiver series, supporting all major transmission codes. 1 2 3 94 8691 Features • Photo detector and preamplifier in one package • Internal filter for PCM frequency e3 • Improved shielding against electrical field disturbance • TTL and CMOS compatibility • Output active low • Low power consumption • High immunity against ambient light • Lead (Pb)-free compone [ ... ]