BlueCore CSRB534x Product Family

Products of Qualcomm Technologies International Limited

CSRB534x Product Brief

Qualcomm Bluetooth Connectivity Selector Guide

BlueCore CSRB534x platform with dual-mode turnkey SoCs for wireless gaming accessories and embedded modules for IoT.

Configurable Bluetooth® dual mode SoCs enable developers to bring differentiated IoT products to market quickly. The BlueCore CSRB534x series of dual-mode SoCs (System-on-Chip) features a rich Bluetooth v4.1 compliant platform and offers a powerful, versatile and cost-effective solution, making it ideal for a variety of next generation wireless and VR (virtual reality) gaming accessories and embedded modules.

Key Features:

  • Bluetooth 4.1 qualified
  • Packages QFN 88, BGA 105 (CSRB5342/8)
  • Dual mode
  • 8Mb ROM, 56KB RAM
  • External SQI flash support
  • Dry Cell battery operation (CSRB5341)
  • Lithium-Ion battery operation (CSRB5342/48)
  • Integrated USB charger support (CSRB5342/48)
  • Configurable digital and analog I/O
  • Super sleep down to 48µA
  • 80MHz embedded RISC co-processor
  • I/O enabled HW scanning


  • Wireless games controllers
  • Toys
  • VR accessories
  • Remote controls
  • Keyboards
  • Human Interface devices
  • Embedded modules