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BL654PA series

RF Module by Laird Connectivity (50 more products)

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The BL654PA from Laird Connectivity is a wireless module that supports Bluetooth Low Energy (BLE 5.1) and NFC. This module is powered by the Nordic nRF52840 Silicon SoC that provides a secure and robust BLE connection and Cortex-M4F CPU for any OEM product design. It has an integrated Power Amplifier from Skyworks that provides an output power of up to 18 dBm. The module provides a data rate up to 2 Mbps and has 46 GPIOs to support 2x UART, 8x ADC, 2x I2C, 4x SPI, 1x QPSI, 2x PDM, 2x I2S and NFC. It offers a complete multi-protocol embedded wireless solution with an exceptional processing capability, all with extended PA / LNA support for Long-range applications. The module provides OEMs with maximum design flexibility and performance. It offers the user with programming options for a simple, intuitive AT Command Set, as well as complete power control with an onboard smart basic FW image. This module is available in an Ultra-small footprint with PCB trace antenna or IPEX MHF4 connectors and measures 22 x 10 x 2.2 mm.

Product Specifications

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Product Details

  • Part Number
    BL654PA series
  • Manufacturer
    Laird Connectivity
  • Description
    Multi-Protocol Bluetooth Low Energy / NFC Combo Module

General Parameters

  • Technology
    Bluetooth + NFC, Thread
  • Frequency
    2402 to 2480 MHz
  • Bluetooth Standards
    Bluetooth v5.1
  • Data Rate
    125 kbps to 2 Mbps
  • Supply Voltage
    3 to 5 V
  • Current Transmitting
    102.2 mA
  • Sleep current
    2 uA
  • Output Power
    14 to 18 dBm
  • Sensitivity
    -107 to -95 dBm
  • Integrated Antenna
    Yes
  • Antenna
    PCB Trace Antenna or IPEX MHF4 RF Connector
  • Interface Type
    SPI, I2C, UART, ADC, QSPI, GPIO
  • Memory
    FLASH : 1 MB, RAM : 256 KB
  • Processor
    Cortex-M4F
  • Package
    Lead-free
  • Mounting Type
    Surface Mount
  • Dimension
    22 x 10 x 2.2 mm
  • Operating Temperature
    -40 to 85 Degree C
  • RoHs
    Yes

Technical Documents

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