National Semiconductor, The Sight And Sound Of Information, Welcomes You

National also has Power solutions to complement the Audio portfolio

Introduction

National offers a wide variety of high quality audio amplifiers for discerning designers wanting superior performance for their application, from the high-power Overture® series, to the 5V Boomer® series of audio amps. Originally developed for PC desktop and notebook applications, National's Boomer audio amps have become the audio amplifier of choice in the world's leading cell phone manufacturers.

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Design

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What's New:

	LM4857 Stereo 1.2W Audio Sub-system with 3D Enhancement
	LM4930 Audio Subsystem with Stereo Headphone & Mono Speaker Amplifiers
	LM4921 Low Voltage I2S 16-Bit Stereo DAC with Stereo Headphone Power Amplifiers and Volume Control
	LM4916 1.5V, Mono 85mW BTL Output, 14mW Stereo Headphone Audio Amplifier
	LM4906 1W, Bypass-Capacitor-less Audio Power Amplifier with Internal Selectable Gain

	Product Tree:

•	AC97/PC98 Codecs
•	Boomer Audio Power Amplifiers <6V,<3W
•	Headphone Amplifiers
•	Microphone
•	Audio Power Amplifiers >6V, >3W
•	Controls
•	Noise Reduction
•	Legacy Amps

	System Solutions:

Home Theater In a Box More Diagrams
Selection Guides:

Audio Products Selection Guide (pdf 1.6MB) The National Gallery of New Products (pdf 383KB) Linear/Mixed-Signal Designer's Guide (pdf 6MB)