A Tube is used to package class d amplifier.This is accessible in the SOT-115BA package to save space.This is a good choice for CATV because of audio amplifiers high performance.Using 1 circuits gives audio ic enhanced flexibility.It has a base part number of OM7670, which allows for easy identification of audio amp.In order to operate digital sound amp, you need to supply it with 340mA current.
OM7670,112 Features
OM7670,112 Applications
There are a lot of NXP USA Inc. OM7670,112 Video Amps and Modules applications.