This part is a kind of semiconductor called TDA2822M.
Function of this product has DUAL LOW-VOLTAGE POWER AMPLIFIER.
Manufacturers : ST Microelectronics
Image and pinout :
Some of the text within the PDF file :
® TDA2822M DUAL LOW-VOLTAGE POWER AMPLIFIER . SUPPLY VOLTAGE DOWN TO 1.8V . LOW CROSSOVER DISTORSION . LOW QUIESCENT CURRENT . BRIDGE OR STEREO CONFIGURATION bsolete Product(s)DESCRIPTION - OThe TDA2822M is a monolithic integrated circuit in )8 lead Minidip package. It is intended for use as t(sdual audio power amplifier in portable cassette players and radios. Obsolete ProducPIN CONNECTION (Top view) MINIDIP ORDERING NUMBER : TDA2822M September 2003 1/11 TDA2822M SCHEMATIC DIAGRAM ) - Obsolete Product(s)ABSOLUTE MAXIMUM RATINGS t(sSymbol cVs uIo rodPtot PTstg, Tj Parameter Supply Voltage Peak Output Current Total Power Dissipation at Tamb = 50 °C at Tcase = 50 °C Storage and Junction Temperature leteTHERMAL DATA soSymbol ObRth j-amb Parameter Thermal Resistance Junction-am [ ... ]