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Synaptics Wireless Hero

SYN4375 Dual-Band Wi-Fi™ + Bluetooth™ Combo SoC with RSDB

The Synaptics SYN4375 system on chip (SoC) combines a dual-band (2.4 GHz, 5 GHz) Wi-Fi 2×2 MAC/baseband/radio with integrated Bluetooth 5.3 to reduce the space, cost, power, complexity, and time to market of wirelessly enabled IoT devices.


  • Multimedia streaming for the smart home
  • Automotive in-cabin entertainment
  • Personal area networks
  • Security
  • Smart factories/Industry 4.0


  • High integration reduces footprint, cost, power, complexity, and time to market.
  • Operates in 2.4 GHz and 5GHz bands simultaneously with up to 1200 Mbps throughput.
  • RSDB allows the 2.4 GHz and 5 GHz radios to connect and stream multimedia content at the same time for optimum performance and more robust connectivity.
  • Allows multiple concurrent Bluetooth connections and audio streams.
  • Advanced Wi-Fi/Bluetooth radio co-existence capability for high quality of service (QoS) and robust connections.
  • Secure.
  • Seamless interoperability across multiple heterogeneous wireless networks.

SYN4375 block diagram

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