LM4546 codec equivalent, ac97 codec.
full duplex stereo A/D’s and D/A’s and an analog mixer with 2 stereo and 3 mono inputs, each of which has separate gain, attenuation and mute control. The LM4546 also pro.
n Desktop PC Audio Systems n Portable PC Systems n Mobile PC Systems
Block Diagram
DS100985-1
FIGURE 1. LM4546 Block .
The LM4546 is an audio codec for PC systems which is fully PC98 compliant and performs the analog intensive functions of the AC97 Rev 2 architecture. Using 18-bit Sigma-Delta A/D’s and D/A’s, the LM4546 provides 90dB of Dynamic Range. The LM4546 was .
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