LM49151 Datasheet Mono Class D Audio Subsystem

Manufacturer: National Semiconductor Corporation

Overview: LM49151 PRODUCT BRIEF LM49151 PRODUCT BRIEF www.datasheet4u.

Datasheet Details

Part number	LM49151
Manufacturer	National Semiconductor Corporation
File Size	189.67 KB
Description	Mono Class D Audio Subsystem
Datasheet	LM49151_NationalSemiconductorCorporation.pdf

General Description

The LM49151 is a fully integrated audio subsystem designed for portable handheld applications such as cellular phones.

The LM49151 combines a 1.25W mono E2S class D amplifier, 125mW Class AB earpiece driver, 42mW/channel stereo ground referenced headphone drivers, volume control, input mixer/multiplexer, and speaker protection into a single device.

The LM49151 class D speaker amplifier

Key Features

National’s unique Automatic Level Control (ALC) that provides both a I2C programmable no-clip feature with Clip Controls and speaker protection. The E2S (Enhanced Emission Suppression) class D amplifier features a patented, ultra low EMI PWM architecture that significantly reduces RF emissions while preserving audio quality and efficiency while delivering 1.25W into an 8Ω load with.

LM49151 Distributor & Price

Compare LM49151 distributor prices and check real-time stock availability from major suppliers. Prices and inventory may vary by region and order quantity.

Similar Datasheet

Brand Logo	Part Number	Description	Manufacturer
	LM49151	Mono Class D Audio Subsystem	Texas Instruments

More Datasheets from National Semiconductor Corporation

Part Number	Description
LM49155	Uplink Noise Suppression & Downlink SNR Enhancement Analog Audio Subsystem
LM49352	Mono Class D Audio Codec Subsytem
LM48311	Class D Audio Power Amplifier
LM48822	35mW/Channel Stereo Headphone AMplifier
LM48824	Class G Headphone Amplifier