This part is a kind of semiconductor called TDA7497SA.

Function of this product has TRIPLE AMPLIFIER.

Manufacturers : STMicroelectronics

Image and pinout :

Some of the text within the PDF file :

TDA7497SA 8W+8W+15W TRIPLE AMPLIFIER PRODUCT PREVIEW 1 ■ FEATURES 8+8W (RL = 8Ω) + 15W ( RL = 4Ω) OUTPUT POWER @THD = 10%, Vcc = 25V INDEPENDENT MUTE FOR CENTER CHANNEL AND MAIN CHANNELS NO TURN-ON TURN-OFF POP NOISE NO BOUCHEROT CELL SINGLE SUPPLY RANGING UP TO 35V SHORT CIRCUIT PROTECTION THERMAL OVERLOAD PROTECTION INTERNALLY FIXED GAIN SOFT CLIPPING CLIPWATT 15 PACKAGE Figure 1. Package ■ Clipwatt15 ■ ■ ■ ■ ■ ■ ■ ■ Table 1. Order Codes Part Number TDA7497SA Package Clipwatt15 amplifier assembled in the @ Clipwatt 15 package, specially designed for high quality sound, TV applications. Features of the TDA7497SA include mute functions independently controlled for main and center channels. 2 DESCRIPTION The TDA7497SA is a triple 8+8+1 [ ... ]

TDA7497SA PDF Datasheet Download