Qorvo Automotive DSDA eCall Antenna Routing Switch QPC1252Q

The QPC1252Q is a low loss, high linearity antenna routing switch that is designed to enable Emergency Calling (e-Call) functionality in the telematics control unit (TCU) supporting Dual Sim Dual Active (DSDA). In the case of an emergency situation where antennas may become damaged or covered, the QPC1252Q allows a primary cellular link to be switched to other antennas in the automobile to establish emergency communication. The control interface for the QPC1252Q is an RFFE serial control system that is compliant with the V2.1 MIPI standard.