| производитель | номер детали | датащи | подробное описание детали |
 National Semiconductor ... | LM4917MT |  1Mb/18P | Ground-Referenced, 95mW Stereo Headphone Amplifier |
 National Semiconductor ... | LM4917SD |  1Mb/ 18P | Ground-Referenced, 95mW Stereo Headphone Amplifier |
 National Semiconductor ... | LM4910 |  828Kb/ 22P | Output Capacitor-less Stereo 35mW Headphone Amplifier |
 National Semiconductor ... | LM49100 |  2Mb/ 24P | Mono Class AB Audio Subsystem with a True-Ground Headphone Amplifier |
| LM49100 |  2Mb/ 26P | Mono Class AB Audio Sub-System with a True-Ground Headphone Amplifier |
 National Semiconductor ... | LM49100_0709 |  2Mb/ 26P | Mono Class AB Audio Sub-System with a True-Ground Headphone Amplifier |
 National Semiconductor ... | LM49101 |  839Kb/ 30P | Mono Class AB Audio Subsystem with a True Ground Headphone Amplifier and Earpiece Switch |
 National Semiconductor ... | LM49101TM |  839Kb/ 30P | Mono Class AB Audio Subsystem with a True Ground Headphone Amplifier and Earpiece Switch |