LM49321 - Audio Sub-System

National Semiconductor

LM49321 Datasheet Preview — Preview of LM49321 PDF

Datasheet Details

Part number	LM49321
Manufacturer	National Semiconductor ↗
File Size	1.50 MB
Description	Audio Sub-System
Datasheet	LM49321_NationalSemiconductor.pdf

LM49321 Product details

Description

The LM49321 is an integrated audio sub-system designed for mono voice, stereo music cell phones connecting to base band processors with mono differential analog voice paths.

Features

an I2S serial interface for full range audio and an I2C or SPI compatible interface for control. The full range music path features an SNR of 85dB with up to 192kHz playback. Boomer audio power amplifiers are designed specifically to provide high quality output power with a minimal amount of external components. Key Specifications.
POUT LS, 8Ω, 3.3V, 1% THD+N.
POUT HP, 32Ω, 3.3V, 1% THD+N.
POUT Mono Earpiece, 32Ω 1% THD+N 55mW (typ) 0.6µA (typ) 85dB (typ) 520mW (typ) 36mW (typ).

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Other Datasheets by National Semiconductor

LM4930 - Audio Subsystem
LM4931 - Audio Subsystem
LM4934 - 3D Audio Sub-System
LM4935 - Audio Sub-System
LM49350 - High Performance Audio Codec Sub-System
LM4937 - Audio Sub-System

Published: Sep 11, 2009 |