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LM4550 AC97 Multi-Channel Audio Codec

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Description

LM4550 AC ’97 Rev 2.1 Multi-Channel Audio Codec with Stereo Headphone Amplifier, Sample Rate Conversion and National 3D Sound December 2002 LM4550 A.
The LM4550 is an audio codec for PC systems which is fully PC99 compliant and performs the analog intensive functions of the AC97 Rev2.

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Datasheet Specifications

Part number
LM4550
Manufacturer
National Semiconductor
File Size
507.06 KB
Datasheet
LM4550_NationalSemiconductor.pdf
Description
AC97 Multi-Channel Audio Codec

Features

* full duplex stereo A/D’s and D/A’s and an analog mixer with 4 stereo and 3 mono inputs, each of which has separate gain, attenuation and mute control. The LM4550 provides a stereo headphone amplifier with an independent gain control and also supports National’s 3D Sound stereo enhancement and variab

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