Datasheet Summary
Ordering number : ENA1181
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Overview
Monolithic Linear IC
Audio Interface for DSC
The LA74303FN is a SPEAKER AMP and MIC AMP built-in audio interface for DSC.
Functions
- Three-wire type SERIAL munication, MIC AMP
- MIC power supply incorporated (with buit-in pull-up resistor), ALC AMP
- PB input method: patible with analog or digital (ΔΣ) signal input
- 3rd order LPF(patible with REC/PB changeover, fc=4kHz or 11kHz selectable)
- SPEAKER AMP (patible with BEEP input MIX)
- Electronic VOLUME (patible with SERIAL munication control)
- LINE output (with SERIAL MUTE), patible with STANDBY control
Specifications
Maximum Ratings at...