Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | LM4549A |  528Kb/28P | AC ??7 Rev 2.1 Codec with Sample Rate Conversion and National 3D Sound |
LM4549AVH |  528Kb/28P | AC ??7 Rev 2.1 Codec with Sample Rate Conversion and National 3D Sound |
LM4549VH |  324Kb/18P | AC ??7 Rev 2.1 Codec with Sample Rate Conversion and National 3D Sound |
LM4540 |  298Kb/16P | AC ??7 Codec with National 3D Sound |
LM4540VH |  298Kb/16P | AC ??7 Codec with National 3D Sound |
LM4543 |  304Kb/16P | AC ??7 Codec with National 3D Sound |
LM4543VH |  304Kb/16P | AC ??7 Codec with National 3D Sound |
LM4545 |  327Kb/16P | AC ??7 Codec with Stereo Headphone Amplifier and National 3D Sound |
LM4545VH |  327Kb/16P | AC ??7 Codec with Stereo Headphone Amplifier and National 3D Sound |
LM4546 |  308Kb/18P | AC ??7 Rev 2 Codec with Sample Rate Conversion and National 3D Sound |
 National Semiconductor ... | LM4546 |  1Mb/18P | AC 97 Rev 2 Codec with Sample Rate Conversion and National 3D Sound |
 National Semiconductor ... | LM4546A |  1Mb/28P | AC 97 Rev 2 Multi-Channel Audio Codec with Sample Rate Conversion and National 3D Sound |
LM4546AVH |  1Mb/28P | AC 97 Rev 2 Multi-Channel Audio Codec with Sample Rate Conversion and National 3D Sound |
LM4546B |  908Kb/27P | AC ??7 Rev 2 Multi-Channel Audio Codec with Sample Rate Conversion and National 3D Sound |