STMicroelectronics STM32WBA

Certified for Bluetooth^® Low Energy 5.3 protocol, STM32WBA series allows nonexpert developers to easily add wireless communication to their device, at an affordable cost.

Based on the Arm^® Cortex^®-M33 core featuring TrustZone^® technology, the STM32WBA series provides a high

level of security, protecting data, IP, and preventing hacks or device cloning. The STM32WBA wireless MCU embeds 1 Mbyte of flash memory and 128 Kbytes of RAM.

Key features

• Support latest protocol
• Enhanced security
• Easy porting to go from wired to wireless
• Low-power consumption - battery lifetime

Additional features

• Ultra low power radio
• 2.4 GHz radio
• RF transceiver supporting Bluetooth^® Low Energy 5.3 specification
   
• Ultra-low-power platform with FlexPowerControl
• 1.71 to 3.6 V power supply
• – 40 °C to 85 °C temperature range
• Autonomous peripherals with DMA, functional down to Stop 1 mode
• 140 nA Standby mode (16 wake-up pins)
   
• Core: Arm^® 32-bit Cortex^®-M33 CPU with TrustZone^®, MPU, DSP, and FPU
• ART Accelerator: 8-Kbyte instruction cache allowing 0-wait-state execution from flash memory (frequency up to 100 MHz, 150 DMIPS)
• Power management: embedded regulator LDO supporting voltage scaling
• Benchmarks
• 1.5 DMIPS/MHz (Drystone 2.1)
• 407 CoreMark^® (4.07 CoreMark/MHz)
   
• Clock sources
• 32 MHz crystal oscillator
• 32 kHz crystal oscillator (LSE)
   
• Memories
• 1 MB flash memory with ECC, including 256 Kbytes with 100 cycles
• 128 KB SRAM, including 64 KB with parity check
• 512-byte (32 rows) OTP
   
• Rich analog peripherals (independent supply)
• Communication peripherals
• Three UARTs (ISO 7816, IrDA, modem)
• Two SPIs
• Two I2C Fm+ (1 Mbit/s), SMBus/PMBus^®
   
• System peripherals
• Touch sensing controller, up to 20 sensors, supporting touch key, linear, and rotary touch sensors
• One 16-bit, advanced motor control timer
• Three 16-bit timers
• One 32-bit timer
   
• Security and cryptography
• Arm^® TrustZone^® and securable I/Os, memories, and peripherals

STM32WBA52 portfolio

Applications

• Power tools
• Medical
• Home automation
• Industrial
• Smart home

 

 

Available tools

 

NUCLEO-WBA52CG:

STM32 Nucleo-64 development board with STM32WBA52CG MCU

NUCLEO-WBA52CG is a Bluetooth^® Low Energy wireless and ultra-low-power board embedding a powerful and ultra-low-power radio compliant with the Bluetooth^® Low Energy SIG specification v5.3.

DATASHEET

 

STM32CubeWBA:

STM32Cube MCU Package for STM32WBA series (HAL, Low-Layer APIs and CMSIS, File system, RTOS, BLE/802.15.4, Thread and Zigbee stacks - and examples running on ST boards)

STM32Cube is an STMicroelectronics original initiative to make the life of the developer easier by reducing development effort, time, and cost. STM32Cube covers the whole STM32 portfolio.

DATASHEET