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TC811 - 3-1/2 Digit Analog-To-Digital Converter with Hold and Differential Reference Inputs
LMC1982 - Digitally-Controlled Stereo Tone and Volume Circuit with Two Selectable Stereo Inputs
LMC1983 - Digitally-Controlled Stereo Tone and Volume Circuit with Three Selectable Stereo Inputs
AME811 - 3-1/2 Digit A/D Converter - Low Power With HOLD And Differential Reference Inputs