LA74302FN PDF 데이터시트 검색

Ordering number : ENA1180 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 communications, MIC AMP MIC power supply provided ALC (ALC LEVEL: level changeover in three stages possible) REC, PB LPF (fc=4kHz: 3rd order) LINE output (with SERIAL MUTE) SPEAKER AMP (compatible with BEEP input MIX) With serial communications control electronic VOLUME Specifications