Datasheet Summary
Ordering number : ENA1180
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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: 3rd order)
- LINE output (with SERIAL MUTE)
- SPEAKER AMP (patible with BEEP input MIX)
- With serial munications control electronic VOLUME
Specifications
Maximum Ratings at Ta=25°C
Parameter Maximum supply voltage Allowable power dissipation Operating temperature Storage temperature Symbol VCC max Pd max Topr Tstg Ta≤85°C
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