BTM431 - Bluetooth v2.0+EDR AT Data Modules

v2.0+EDR SMT Bluetooth modules with AT command interface.

* Previous generation device, not recommended for new designs

* Previous generation device, not recommended for new designs

BTM431 Bluetooth® modules from Laird have been designed to meet the needs of developers who wish to add robust, short range Bluetooth data connectivity to their products. They are based on the market leading Cambridge Silicon Radio BC04 chipset, providing exceptionally low power consumption with outstanding range.

Features:

  • Bluetooth v2.0+EDR
  • Adaptive frequency hopping to cope with interference from other wireless devices
  • On-board antenna option only
  • Comprehensive AT interface for simple programming
  • Multipoint Packet Protocol supporting up to 3 connections
  • Bluetooth End Product Qualified
  • Compact size
  • Class 2 output - 4 dBm
  • Low power operation
  • UART interface
  • PCM and SCO for external codec
  • GPIO lines under AT control
  • Wi-Fi co-existence

For sales and technical development support from our in-house engineering team, please contact the Alpha Micro team.

* BTM430 is End-of-Life. Last date for orders was 19 February 2016. There is no recommended alternative.

  • Antenna Type
    Internal Antenna Multilayer ceramic
  • Applications
    Embedded Devices, Phone Accessories, Security Devices, Medical Devices, Aftermarket Automotive, Bluetooth Advertising, ePOS, Printers, Automotive, Barcode Scanners, GNSS Navigation
  • Bluetooth Version
    v2.0 + EDR
  • Connector Type
    SMT
  • Development Kit Contents
    Development board and software tools
  • Dimensions (L x W x H)
    22.00 x 12.50 x 3.40 mm (0.87 x 0.49 x 0.13 in)
  • Frequency
    2.402 - 2.480 GHz - Class 2
  • Industries
    Automotive, Healthcare / Medical, Industrial / Production, Telecom, Mobile Devices, Computer / Gaming, Other
  • Logical Interfaces
    SMT
  • Max Transmit Power
    +4 dBm (from integrated antenna BTM431)
  • Product Line
    Bluetooth v2.0 + EDR AT Data
  • Range
    Up to 30 meters
  • Receive Sensitivity
    Better than -84 dBm
  • Weight
    .105 oz (3 g)
  • Wi-Fi Coexistence
    2 wire and 3 wire schemes supported
  • Wireless Specification
    Bluetooth Version 4.0 BLE
Partl No.
Description
Pack Sizes
BTM430

Bluetooth 2.0 AT Data Module (external antenna)

* BTM430 is End-of-Life. Last date for orders was 19 February 2016. There is no recommended alternative.

N/A

BTM431 Bluetooth 2.0 AT Data Module (with integrated antenna) Tray of 50
DVK-BTM431 Development board with BTM431 module soldered in place Each

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Last updated: 22 May 2018