AT-42086-TR1G datasheet by Avago Technologies

AT-42086-TR1G Frequently Asked Questions (FAQs)

• What is the recommended PCB layout and design guidelines for optimal performance?
  Broadcom provides a reference design guide that includes PCB layout recommendations, component placement, and thermal management guidelines to ensure optimal performance and minimize interference.
• How do I configure the module for different GPS constellations (e.g., GPS, GLONASS, Galileo, BeiDou)?
  The AT-42086-TR1G supports multiple constellations, and configuration is done through the module's registers using the NMEA protocol. Consult the module's programming guide for specific commands and settings.
• What is the typical current consumption and power management strategy for this module?
  The AT-42086-TR1G has a typical current consumption of 40mA during acquisition and 20mA during tracking. A power management strategy involving voltage regulators, capacitors, and power-saving modes can be implemented to minimize power consumption.
• How do I ensure electromagnetic compatibility (EMC) and reduce electromagnetic interference (EMI) with this module?
  Follow proper PCB design and layout guidelines, use shielding and grounding techniques, and ensure proper filtering and decoupling to minimize EMI. Consult the module's EMC guidelines and relevant industry standards.
• What are the thermal management considerations for this module, and how do I prevent overheating?
  The module has a maximum operating temperature of 85°C. Ensure proper thermal management by providing adequate heat dissipation, using thermal pads or heat sinks, and avoiding blockages to airflow.