Part LM4549A
Description 2 Multi-Channel Audio Codec
Manufacturer National Semiconductor
Size 498.52 KB
National Semiconductor
LM4549A

Overview

The LM4549A is an audio codec for PC systems which is fully PC99 compliant and performs the analog intensive functions of the AC ’97 Rev 2.1 architecture. Using 18-bit Sigma-Delta ADCs and DACs, the LM4549A provides 90 dB of Dynamic Range.