ASSR-3211-301E datasheet by Avago Technologies

ASSR-3211-301E Frequently Asked Questions (FAQs)

• What is the recommended PCB layout for optimal performance of the ASSR-3211-301E?
  A 4-layer PCB with a solid ground plane and a separate power plane is recommended. The device should be placed near the center of the board, and the antenna should be at least 10mm away from other components.
• How do I ensure reliable communication between the ASSR-3211-301E and other devices in a noisy environment?
  Implementing a robust error correction mechanism, such as CRC and retransmission, and using a spread spectrum modulation technique can help ensure reliable communication. Additionally, using a shielded enclosure and keeping the device away from other sources of electromagnetic interference can also improve reliability.
• What is the maximum operating temperature range for the ASSR-3211-301E?
  The maximum operating temperature range for the ASSR-3211-301E is -40°C to +85°C. However, it's recommended to operate the device within a temperature range of 0°C to 70°C for optimal performance and reliability.
• Can I use the ASSR-3211-301E in a battery-powered device?
  Yes, the ASSR-3211-301E is suitable for battery-powered devices due to its low power consumption. However, it's essential to implement power-saving techniques, such as duty cycling and sleep modes, to maximize battery life.
• How do I troubleshoot issues with the ASSR-3211-301E?
  Use a logic analyzer or a protocol analyzer to debug the device's communication. Check the device's configuration and settings, and ensure that the antenna is properly connected and oriented. Also, verify that the device is receiving the correct power supply voltage and that the PCB layout is correct.