Product overview
Key Benefits
Compact design and integration
- Fully integrated BOM: includes 32 MHz and 32 kHz crystals, with only one external capacitor to simplify the design and integration process.
- Integrated antenna with IPD provides best-in-class and reliable matching, with an external antenna option.
- Advanced connectivity module: supports Bluetooth® LE, IEEE 802.15.4 for Thread and Zigbee®, with concurrent modes within a single-core solution. Features enhanced security and a tiny form factor.
Cost efficiency and market readiness
- Accelerated time to market: drastic cost reduction with a fully certified module enabling a 2-layer PCB design
- Comprehensive certifications: CE, FCC, ISED, MIC, RoHS, REACH, ensuring market readiness and compliance

Comprehensive support and ecosystem
- Fully supported within the STM32Cube ecosystem with free of charge connectivity stack, allowing to streamline development processes
Description
The STM32WBA5MMG is an ultra-low-power, small form factor, certified 2.4 GHz wireless module. It supports Bluetooth® LE, Zigbee® 3.0, OpenThread, dynamic and static concurrent modes, and IEEE 802.15.4 proprietary protocols. Based on the STM32WBA55UG wireless microcontroller, it provides best-in-class RF performance thanks to its good receiver sensitivity and a high output power signal. Its low-power features enable extended battery life time, small coin-cell batteries.
The STM32WBA5MMG requires no RF expertise. It is the best way to speed up application development and to reduce the associated costs. The module is completely protocol stack royalty-free.
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All features
- Includes ST state-of-the-art patented technology.
- Core
- Arm® 32-bit Cortex®-M33 CPU with TrustZone®, MPU, DSP, and FPU
- Bluetooth® LE
- LE 2M
- LE coded
- Direction finding
- LE power control
- Isochronous channels
- Extended advertising
- Periodic advertising
- LE secure connections
- LE audio
- Core specification v6.0
- Memories
- 1-Mbyte flash memory with ECC, including 256 Kbytes with 100 kcycles
- 128-Kbyte SRAM, including 64 Kbytes with parity check
- 512-byte (32 rows) OTP
- ART Accelerator
- 8-Kbyte instruction cache allowing 0-wait-state execution from flash memory (frequency up to 100 MHz, 150 DMIPS)
- Fully integrated BOM including 32 MHz and 32 kHz crystals
- Integrated antenna with IPD for best-in-class and reliable antenna matching
- Optional external antenna configuration
- Certifications: CE, FCC, ISED, MIC, RoHS, REACH
- Planned certifications: KC, NCC, SRRC, ANATEL
- Ultra-low-power platform
- 1.71 to 3.6 V power supply
- SMPS and ultra-low-power modes for battery longevity
- -40°C to 85°C temperature range
- Supporting:
- Ultra-low-power 2.4 GHz RF transceiver supporting Bluetooth® LE, IEEE 802.15.4 supporting Thread, Matter for Border router, and Zigbee®
- Programmable output power up to +10 dBm with 1 dB steps
- Rx sensitivity: -96 dBm (Bluetooth® LE at 1 Mbit/s), -97.5 dBm (IEEE 802.15.4 at 250 Kbit/s)
- Up to 33 I/Os (most of them 5 V-tolerant) with interrupt capability
- Security and cryptography
- Secure firmware installation (SFI)
- Advanced encryption standards (AES) accelerators
- Public key accelerator (PKA)
- Protection against differential power analysis (DPA)
- HASH hardware accelerator
- True random number generator (RNG)
- 96-bit UID
- CRC calculation unit
- Flash readout and hide protection (RDP and HDP)
- Tamper detection
- Root hardware unique key (RHUK)
- Serial wire debug (SWD) and JTAG
- Suitable for 2 layer PCB product design
- All packages are ECOPACK2 compliant.
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EDA Symbols, Footprints and 3D Models
All resources
Resource title | Version | Latest update |
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System View Description (1)
Resource title | Version | Latest update | ||
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ZIP | 1.0 | 11 Apr 2025 | 11 Apr 2025 |
IBIS models (1)
Resource title | Version | Latest update | ||
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ZIP | 3.0 | 18 Feb 2025 | 18 Feb 2025 |
BSDL files (1)
Resource title | Version | Latest update | ||
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ZIP | 2.0 | 30 Oct 2024 | 30 Oct 2024 |
Quality and Reliability
Part Number | Marketing Status | Package | Grade | RoHS Compliance Grade | Longevity Commitment | Longevity Starting Date | Material Declaration** |
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STM32WBA5MMGH6TR | Active | SIP LGA 76 8x12.5x1.372 mm | Industrial | Ecopack2 | 10 | 2025-04-01T00:00:00.000+02:00 |
(**) The Material Declaration forms available on st.com 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.
Sample & Buy
Part Number | Marketing Status | Budgetary Price (US$)*/Qty | Order from ST | Order from distributors | Package | Packing Type | RoHS | Country of Origin | ECCN (US) | ECCN (EU) | Operating temperature (°C) | Operating Temperature (°C) (max) | D/A Converters (typ) (12-bit) | Timers (typ) (16-bit) | Timers (typ) (32-bit) | Number of Channels (typ) | SMPS | Number of Channels (typ) | UART (typ) | I/Os (High Current) | Integrated op-amps | Comparator | SPI (typ) | USART (typ) | Number of Channels (typ) | I2S (typ) | Advanced Motor Control Timers | CAN (2.0) | CAN (FD) | ||
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STM32WBA5MMGH6TR | | | distributors No availability of distributors reported, please contact our sales office |
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STM32WBA5MMGH6TR Active
(*) Suggested Resale Price (USD) per defined quantity for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office or our Distributors