音频放大器、功放ic、喇叭驱动

应用发音玩具、学习机、复读机、mp3、mp4、手机、收音机等产品，工作电流低，静态在微安（ua）级别。

1、工作电压在2.4~5.5v

2、2x2w双通道 

3、四级音量控制

?? internal gain control that eliminates external
      gain-setting resistors
?? depop circuitry integrated
?? output power at 1% thd+n, vdd = 5v
?? 2.0w/ch (typical) into a 4ω load
?? 1.2w/ch (typical) into a 8ω load
?? support bridge-tied load (btl)
?? fully differential input
?? shutdown control available
?? surface-mount power package
?? 20-pin ptssop & 20-pin wqfn 4x4
?? rohs compliant and 100% lead (pb)-free