Joseph,
All right, I understand now. As I mentioned, you can use an LDO regulator in order to regulate the LM386's power supply.
Another alternative would be to use another device, you could have a look to the following devices: LM4902, LM4861 and…
Other Parts Discussed in Thread: TM4C129XNCZAD , LM4819 Hi again! I'm still using the TM4C129XNCZAD on the DK-TM4C129X connected Development Board. This board has an on-board speaker plus LM4819 amplifier for it.
The pin connected to the input of the…