LM49250 Description
The LM49250 is a fully integrated audio subsystem designed for stereo cell phone applications. The LM49250 bines a 2.4W/Ch stereo class D speaker amplifiers with a 45mW/Ch stereo ground referenced headphone amplifier, a class AB earpiece amplifier, National 3D enhancement, volume control, and an input mixer into a single device. The filterless class D amplifiers deliver 1.2W/Ch into an 8Ω load with <1% THD +N from a...
LM49250 Key Features
- Power Output at VDD = 5V
- Shutdown Current
- Efficiency at 5V, 1W into 8Ω
- Efficiency at 3.6V, 500mW into 8Ω