This part is a kind of semiconductor called TDA2822.

Function of this product has DUAL POWER AMPLIFIER.

Manufacturers : ST Microelectronics

Image and pinout :

Some of the text within the PDF file :

® .... SUPPLY VOLTAGE DOWN TO 3 V LOW CROSSOVER DISTORSION LOW QUIESCENT CURRENT BRIDGE OR STEREO CONFIGURATION TDA2822 DUAL POWER AMPLIFIER ct(s)DESCRIPTION duThe TDA2822 is a monolithic integrated circuit in ro12+2+2 powerdip, intended for use as dual audio power amplifier in portable radios and TS sets. Obsolete Product(s) - Obsolete PTYPICAL APPLICATION CIRCUIT (STEREO) POWERDIP (Plastic 12+2+2) ORDERING NUMBER : TDA2822 September 2003 1/11 TDA2822 PIN CONNECTION (top view) INPUT+(1) 1 16 INPUT+(2) N.C. 2 15 N.C. INPUT-(1) 3 14 INPUT-(2) GND 4 13 GND GND 5 12 GND OUTPUT(1) 6 11 OUTPUT(2) N.C. 7 10 N.C. +VS 8 9 N.C. t(s)SCHEMATIC DIAGRAM D95AU321 Obsolete Product(s) - Obsolete ProducABSOLUTE MAXIMUM RATINGS Symbol Parameter Value Unit Vs Supply Volt [ ... ]

TDA2822 PDF Datasheet Download