LA74308LP - Monolithic Linear IC Audio Interface
of the Content of Serial Communication DATA No.
LSB 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 MSB 15 LINE MUTE Tr.
VREF capacitance charging circuit SW MIC AMP POWER SW ALC AMP POWER SW REC/PB changeover SW LPF characteristics (TRAP) changeover SW REC AMP POWER SW LINE OUT POWER SW LINE MUTE SW SPK POWER S
LA74308LP Features
* Three-wire type SERIAL communication
* MIC AMP
* MIC power supply incorporated (with built-in pull-up resistor)
* ALC AMP
* 4th order LPF + trap (compatible with REC/PB changeover, trap frequency selectable from 8kHz and 16kHz)
* SPEAKER AMP (The BEE
