LA74302FN Overview
LA74302FN Overview Monolithic Linear IC Audio Interface for DSC The LA74302FN is a SPEAKER AMP and MIC AMP built-in audio interface for DSC. Functions Three-wire type SERIAL munications, MIC AMP MIC power supply provided ALC (ALC LEVEL: level changeover in three stages possible) REC/PB LPF (fc=4kHz:.