Silicon Labs BT122 Dual Mode Bluetooth Module

Silicon Labs BT122 Dual Mode Bluetooth Module is targeted for applications that require Bluetooth Low Energy and Classic connectivity. The module can connect to legacy devices that support Bluetooth SPP or Apple® iAP2 profiles. This device can also connect to devices that support Bluetooth Low Energy. The BT122 integrates a high-performance Bluetooth radio, a low-power ARM Cortex micro-controller, and Silicon Labs Dual Mode stack software. The BT122 can be used as a modem together with a separate host MCU. Applications can be embedded into the built-in Arm® Cortex® MCU with the Silicon Labs BGScript™ scripting language.

The Silicon Labs BT122 Dual Mode Bluetooth Module is offered in a compact 11.6mm x 16.0mm x 2.2mm package with an integrated antenna.

Features

  • Integrated dual-mode BLE and BR/EDR stack
  • Bluetooth v4.2 compliant, tested against v5.1
  • BGAPI™ serial protocol API
  • Built-in antenna
  • Up to 11dBm TX power
  • -95dBm RX sensitivity
  • 32-bit ARM Cortex-M4 core
  • 256/32kB of Flash/RAM memory
  • Up to 10 x GPIO
  • 11.6mm x 16.0mm x 2.2mm

Block Diagram

Block Diagram - Silicon Labs BT122 Dual Mode Bluetooth Module

Silicon Labs BT122 Dual Mode Bluetooth Module