Part number:
U4087B
Manufacturer:
TEMIC Semiconductors
File Size:
133.92 KB
Description:
Low voltage voice switch interface circuit.
U4087B_TEMICSemiconductors.pdf
Datasheet Details
Part number:
U4087B
Manufacturer:
TEMIC Semiconductors
File Size:
133.92 KB
Description:
Low voltage voice switch interface circuit.
U4087B, Low Voltage Voice Switch Interface Circuit
The voice switch interface circuit U4087B is a linear integrated circuit for improvement of handsfree performance of U4090B system.
The U4087B provides an optimized interface to U4090B, the necessary level detectors and switching control for a properly operating speakerphone.
The detection sensitivi
U4087B Features
* D Low voltage operation: 3.0 to 7.0 V D Four point signal sensing D Monitoring system for background noise level D Case: SO 16 D Chip Disable for active/standby operation Benefits D Fast channel switching allows quasi duplex operation D Low current consumption Block Diagram TLO2 16 TLI2 15 Logic N
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