Very low power application module for Bluetooth® Smart v4.2

The SPBTLE-1S is a Bluetooth® low Energy System-on-Chip application processor certified module, compliant with BT specifications v4.2 and BQE qualified. The SPBTLE-1S module supports multiple roles simultaneously and can act at the same time as Bluetooth Smart master and slave device.

The SPBTLE-1S is based on BlueNRG-1 system-on-chip and entire Bluetooth Low Energy stack and protocols are embedded into module.

The SPBTLE-1S module provides a complete RF platform in a tiny form factor. Radio, embedded antenna and high frequency oscillators are integrated to offer a certified solution to optimize the time to market of the final applications.

The SPBTLE-1S can be powered directly with a pair of AAA batteries or any power source from 1.7 to 3.6 V.

Key Features

  • Bluetooth v4.2 compliant
    • Supports master and slave modes
    • Multiple roles supported simultaneously
  • High performance, ultra-low power Cortex-M0 32-bit based architecture core
  • Programmable embedded 160 KB Flash
  • 24 KB embedded RAM with data retention
  • Interfaces:
    • 1 x UART, 2 x I²C, 1xSPI, 14 x GPIO, 2 x multifunction timer, 10-bit ADC, Watchdog & RTC, DMA controller, PDM stream processor, SWD debug Interface
  • Bluetooth radio performance:
    • Max Tx power: + 5 dBm
    • Excellent link reliability
  • On-board chip antenna
  • Small form factor: 11.5 mm x 13.5 mm
  • Complemented with Bluetooth low energy protocol stack library (GAP, GATT, SM, L2CAP, LL)
  • AES security co-processor
  • Bluetooth low energy SDK with wide range of profile available
  • Certifications:
    • EU (RED) Type certificate
    • FCC, IC modular approval certification
    • SRRC Chinese Certification
    • BT SIG End Product QDID
  • Pre-programmed UART bootloader
  • Operating supply voltage: from 1.7 to 3.6 V
  • Operating temperature range: -40 °C to 85 °C


Technical Documentation

Product Specifications
Description Version Size
DS12065 DS12065: Very low power application processor module for Bluetooth® Low Energy v4.2 3.0 923 KB

Tools and Software

Embedded Software
Evaluation Tool Software
Wireless Connectivity Software
Evaluation Tools
Solution Evaluation Tools
Support & Community

Sample & Buy

Part Number Package Packing Type Operating Temperature (°C) (min) Operating Temperature (°C) (max) Marketing Status Unit Price (US$) * Quantity ECCN (EU) ECCN (US) Country of Origin More info Order from ST Order from Distributors
SPBTLE-1STR RF MODULE Tape And Reel -40 85 Preview - - 5A002A1A 5A992C - MORE INFO No availability reported, please contact our Sales office

(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office  or our Distributors

Quality & Reliability

Part Number Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
SPBTLE-1S ActiveRF MODULE-Ecopack2

(**) The Material Declaration forms available on may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.