U4087B circuit equivalent, low voltage voice switch interface circuit.
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.
All operating parameters must be validated for each customer application by the customer. Should the buyer use TEMIC pr.
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 proper.
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