| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | LMC1983 |  331Kb/14P | Digitally-Controlled Stereo Tone and Volume Circuit with Three Selectable Stereo Inputs |
| LMC1983CIN |  331Kb/14P | Digitally-Controlled Stereo Tone and Volume Circuit with Three Selectable Stereo Inputs |
| LMC1983CIV |  331Kb/14P | Digitally-Controlled Stereo Tone and Volume Circuit with Three Selectable Stereo Inputs |
 National Semiconductor ... | LMC1982 |  348Kb/ 14P | Digitally-Controlled Stereo Tone and Volume Circuit with Two Selectable Stereo Inputs |
| LMC1982CIN |  348Kb/ 14P | Digitally-Controlled Stereo Tone and Volume Circuit with Two Selectable Stereo Inputs |
| LMC1982CIV |  348Kb/ 14P | Digitally-Controlled Stereo Tone and Volume Circuit with Two Selectable Stereo Inputs |
| LMC1983CIN |  331Kb/ 14P | Digitally-Controlled Stereo Tone and Volume Circuit with Three Selectable Stereo Inputs |
| LMC1983CIV |  331Kb/ 14P | Digitally-Controlled Stereo Tone and Volume Circuit with Three Selectable Stereo Inputs |
| LMC1992 |  260Kb/ 14P | LMC1992 Digitally-Controlled Stereo Tone and Volume Circuit with Four-Channel Input-Selector |
| LMC1992CCN |  260Kb/ 14P | LMC1992 Digitally-Controlled Stereo Tone and Volume Circuit with Four-Channel Input-Selector |