STM32WB55VGUltra-low-power dual core Arm Cortex-M4 MCU 64 MHz, Cortex-M0+ 32 MHz with 1 Mbyte of Flash memory, Bluetooth LE 5.3, 802.15.4, Zigbee, Thread, Matter, USB, LCD, AES-256 | RF Transceiver ICs | 2 | Active | The STM32WB55xx and STM32WB35xx multiprotocol wireless and ultra-low-power devices embed a powerful and ultra-low-power radio compliant with the Bluetooth®Low Energy SIG specification 5.4 and with IEEE 802.15.4-2011. They contain a dedicated Arm®Cortex®-M0+ for performing all the real-time low layer operation.
The devices are designed to be extremely low-power and are based on the high-performance Arm®Cortex®-M4 32-bit RISC core operating at a frequency of up to 64 MHz. This core features a Floating point unit (FPU) single precision that supports all Arm®single-precision data-processing instructions and data types. It also implements a full set of DSP instructions and a memory protection unit (MPU) that enhances application security.
Enhanced inter-processor communication is provided by the IPCC with six bidirectional channels. The HSEM provides hardware semaphores used to share common resources between the two processors.
The devices embed high-speed memories (up to 1 Mbyte of flash memory for STM32WB55xx, up to 512 Kbytes for STM32WB35xx, up to 256 Kbytes of SRAM for STM32WB55xx, 96 Kbytes for STM32WB35xx), a Quad-SPI flash memory interface (available on all packages) and an extensive range of enhanced I/Os and peripherals.
Direct data transfer between memory and peripherals and from memory to memory is supported by fourteen DMA channels with a full flexible channel mapping by the DMAMUX peripheral.
The devices feature several mechanisms for embedded flash memory and SRAM: readout protection, write protection and proprietary code readout protection. Portions of the memory can be secured for Cortex®-M0+ exclusive access.
The two AES encryption engines, PKA, and RNG enable lower layer MAC and upper layer cryptography. A customer key storage feature may be used to keep the keys hidden.
The devices offer a fast 12-bit ADC and two ultra-low-power comparators associated with a high accuracy reference voltage generator.
These devices embed a low-power RTC, one advanced 16-bit timer, one general-purpose32-bit timer, two general-purpose 16-bit timers, and two 16-bit low-power timers.
In addition, up to 18 capacitive sensing channels are available for STM32WB55xx (not on UFQFPN48 package). The STM32WB55xx also embed an integrated LCD driver up to 8x40 or 4x44, with internal step-up converter.
The STM32WB55xx and STM32WB35xx also feature standard and advanced communication interfaces, namely one USART (ISO 7816, IrDA, Modbus, and Smartcard mode), one low- power UART (LPUART), two I2Cs (SMBus/PMBus), two SPIs (one for STM32WB35xx) up to 32 MHz, one serial audio interface (SAI) with two channels and three PDMs, one USB 2.0 FS device with embedded crystal-less oscillator, supporting BCD and LPM and one Quad-SPI with execute-in-place (XIP) capability.
The STM32WB55xx and STM32WB35xx operate in the -40 to +105 °C (+125 °C junction) and -40 to +85 °C (+105 °C junction) temperature ranges from a 1.71 to 3.6 V power supply. A comprehensive set of power-saving modes enables the design of low-power applications.
The devices include independent power supplies for analog input for ADC.
The STM32WB55xx and STM32WB35xx integrate a high efficiency SMPS step-down converter with automatic bypass mode capability when the VDDfalls below VBORx(x = 1, 2, 3, 4) voltage level (default is 2.0 V). It includes independent power supplies for analog input for ADC and comparators, as well as a 3.3 V dedicated supply input for USB.
A VBATdedicated supply allows the devices to back up the LSE 32.768 kHz oscillator, the RTC and the backup registers, thus enabling the STM32WB55xx and STM32WB35xx to supply these functions even if the main VDDis not present through a CR2032-like battery, a Supercap or a small rechargeable battery.
The STM32WB55xx offer four packages, from 48 to 129 pins. The STM32WB35xx offer one package, 48 pins. |
| RF, RFID, Wireless Evaluation Boards | 1 | Active | |
STM32WBA52CGUltra-low-power, Arm Cortex-M33 Trust Zone MCU 100 MHz with 1 Mbyte of Flash memory, Bluetooth LE 5.4 | RF Transceiver ICs | 1 | Active | The STM32WBA5xxx multiprotocol wireless and ultra-low power devices embed a powerful and ultra-low power radio compliant with the Bluetooth®SIG Low Energy specification 5.4. They operate at a frequency of up to 100 MHz.
The devices integrate a 2.4 GHz RADIO supporting Bluetooth Low Energy, and make possible to use proprietary protocols.
The STM32WBA5xxx are based on a high-performance Arm Cortex-M33 32-bit RISC core, featuring a single-precision floating-point unit (FPU), supporting all the Arm single-precision data-processing instructions and all the data types. This core also implements a full set of DSP (digital signal processing) instructions and a memory protection unit (MPU) that enhances the application security.
The devices embed high-speed memories (up to 1 Mbyte of flash memory and up to 128 Kbytes of SRAM), an extensive range of enhanced I/Os and peripherals connected to AHB and APB buses on the 32-bit multi-AHB bus matrix.
The devices offer security foundation compliant with the TBSA (trusted-based security architecture) requirements from Arm. It embeds the necessary security features to implement a secure boot, secure data storage, and secure firmware update. Besides these capabilities, the devices incorporate a secure firmware installation feature that allows the customer to secure the provisioning of the code during its production. A flexible life cycle is managed thanks to multiple levels readout protection and debug unlock with password.
Firmware hardware isolation is supported thanks to securable peripherals, memories and I/Os, and privilege configuration of peripherals and memories.
Several protection mechanisms are available for embedded flash memory and SRAM, namely readout and write protection, secure, and hide protection areas.
The devices embed several peripherals reinforcing security: a fast AES coprocessor, a secure AES coprocessor with DPA resistance and hardware unique key that can be shared by hardware with fast AES,a PKA (public key accelerator) with DPA resistance, a HASH hardware accelerator, and a true random number generator.
Active tamper detection and protection against transient perturbation attacks, is achieved thanks to several internal monitoring generating secret data erase in case of attack. This helps to fit the PCI requirements for point of sales applications.
Hardware semaphores enable the synchronization between software processes.
The devices offer one 12-bit ADC (2.5 Msps), two comparators, a low-power RTC, one 32-bit general-purpose timer, one 16-bit PWM timer for motor control, three 16-bit general-purpose timers, and two 16-bit low-power timers. They also feature standard and advanced communication interfaces, namely two I2Cs, two SPIs, one SAI, two USARTs, and one low-power UART. The feature set is product-dependent.
The STM32WBA5xxx operate in the -40 to 105°C (120°C junction) temperature range from a 1.71 to 3.6 V power supply.
The design of low-power applications is enabled by a comprehensive set of power-saving modes.
Many peripherals (including radio, communication, analog, and timer peripherals) can be functional and autonomous in Stop mode with direct memory access thanks to BAM (background autonomous mode) support.
Some independent power supplies are supported, like an analog independent supply input for ADC and comparators, and radio dedicated supply inputs for the 2.4 GHz RADIO.
The STM32WBA5xxx devices offer three packages, up to 59 pins, with or without SMPS. |
STM32WBA54CEWireless Arm Cortex-M33 Trust Zone MCU 100 MHz with 512 Kbytes of Flash memory, Bluetooth LE 5.4, 802.15.4, ZigBee | RF and Wireless | 2 | Active | The STM32WBA5xxx multiprotocol wireless and ultra-low power devices embed a powerful and ultra-low power radio compliant with the Bluetooth®SIG Low Energy specification 5.4. They operate at a frequency of up to 100 MHz.
The devices integrate a 2.4 GHz RADIO supporting Bluetooth Low Energy, and make possible to use proprietary protocols.
The STM32WBA5xxx are based on a high-performance Arm Cortex-M33 32-bit RISC core, featuring a single-precision floating-point unit (FPU), supporting all the Arm single-precision data-processing instructions and all the data types. This core also implements a full set of DSP (digital signal processing) instructions and a memory protection unit (MPU) that enhances the application security.
The devices embed high-speed memories (up to 1 Mbyte of flash memory and up to 128 Kbytes of SRAM), an extensive range of enhanced I/Os and peripherals connected to AHB and APB buses on the 32-bit multi-AHB bus matrix.
The devices offer security foundation compliant with the TBSA (trusted-based security architecture) requirements from Arm. It embeds the necessary security features to implement a secure boot, secure data storage, and secure firmware update. Besides these capabilities, the devices incorporate a secure firmware installation feature that allows the customer to secure the provisioning of the code during its production. A flexible life cycle is managed thanks to multiple levels readout protection and debug unlock with password.
Firmware hardware isolation is supported thanks to securable peripherals, memories and I/Os, and privilege configuration of peripherals and memories.
Several protection mechanisms are available for embedded flash memory and SRAM, namely readout and write protection, secure, and hide protection areas.
The devices embed several peripherals reinforcing security: a fast AES coprocessor, a secure AES coprocessor with DPA resistance and hardware unique key that can be shared by hardware with fast AES,a PKA (public key accelerator) with DPA resistance, a HASH hardware accelerator, and a true random number generator.
Active tamper detection and protection against transient perturbation attacks, is achieved thanks to several internal monitoring generating secret data erase in case of attack. This helps to fit the PCI requirements for point of sales applications.
Hardware semaphores enable the synchronization between software processes.
The devices offer one 12-bit ADC (2.5 Msps), two comparators, a low-power RTC, one 32-bit general-purpose timer, one 16-bit PWM timer for motor control, three 16-bit general-purpose timers, and two 16-bit low-power timers. They also feature standard and advanced communication interfaces, namely two I2Cs, two SPIs, one SAI, two USARTs, and one low-power UART. The feature set is product-dependent.
The STM32WBA5xxx operate in the -40 to 105°C (120°C junction) temperature range from a 1.71 to 3.6 V power supply.
The design of low-power applications is enabled by a comprehensive set of power-saving modes.
Many peripherals (including radio, communication, analog, and timer peripherals) can be functional and autonomous in Stop mode with direct memory access thanks to BAM (background autonomous mode) support.
Some independent power supplies are supported, like an analog independent supply input for ADC and comparators, and radio dedicated supply inputs for the 2.4 GHz RADIO.
The STM32WBA5xxx devices offer three packages, up to 59 pins, with or without SMPS. |
STM32WBA54CGWireless Arm Cortex-M33 Trust Zone MCU 100 MHz with 1 Mbyte of Flash memory, Bluetooth LE 5.4, 802.15.4, Zigbee | RF Transceiver ICs | 2 | Active | The STM32WBA5xxx multiprotocol wireless and ultra-low power devices embed a powerful and ultra-low power radio compliant with the Bluetooth®SIG Low Energy specification 5.4. They operate at a frequency of up to 100 MHz.
The devices integrate a 2.4 GHz RADIO supporting Bluetooth Low Energy, and make possible to use proprietary protocols.
The STM32WBA5xxx are based on a high-performance Arm Cortex-M33 32-bit RISC core, featuring a single-precision floating-point unit (FPU), supporting all the Arm single-precision data-processing instructions and all the data types. This core also implements a full set of DSP (digital signal processing) instructions and a memory protection unit (MPU) that enhances the application security.
The devices embed high-speed memories (up to 1 Mbyte of flash memory and up to 128 Kbytes of SRAM), an extensive range of enhanced I/Os and peripherals connected to AHB and APB buses on the 32-bit multi-AHB bus matrix.
The devices offer security foundation compliant with the TBSA (trusted-based security architecture) requirements from Arm. It embeds the necessary security features to implement a secure boot, secure data storage, and secure firmware update. Besides these capabilities, the devices incorporate a secure firmware installation feature that allows the customer to secure the provisioning of the code during its production. A flexible life cycle is managed thanks to multiple levels readout protection and debug unlock with password.
Firmware hardware isolation is supported thanks to securable peripherals, memories and I/Os, and privilege configuration of peripherals and memories.
Several protection mechanisms are available for embedded flash memory and SRAM, namely readout and write protection, secure, and hide protection areas.
The devices embed several peripherals reinforcing security: a fast AES coprocessor, a secure AES coprocessor with DPA resistance and hardware unique key that can be shared by hardware with fast AES,a PKA (public key accelerator) with DPA resistance, a HASH hardware accelerator, and a true random number generator.
Active tamper detection and protection against transient perturbation attacks, is achieved thanks to several internal monitoring generating secret data erase in case of attack. This helps to fit the PCI requirements for point of sales applications.
Hardware semaphores enable the synchronization between software processes.
The devices offer one 12-bit ADC (2.5 Msps), two comparators, a low-power RTC, one 32-bit general-purpose timer, one 16-bit PWM timer for motor control, three 16-bit general-purpose timers, and two 16-bit low-power timers. They also feature standard and advanced communication interfaces, namely two I2Cs, two SPIs, one SAI, two USARTs, and one low-power UART. The feature set is product-dependent.
The STM32WBA5xxx operate in the -40 to 105°C (120°C junction) temperature range from a 1.71 to 3.6 V power supply.
The design of low-power applications is enabled by a comprehensive set of power-saving modes.
Many peripherals (including radio, communication, analog, and timer peripherals) can be functional and autonomous in Stop mode with direct memory access thanks to BAM (background autonomous mode) support.
Some independent power supplies are supported, like an analog independent supply input for ADC and comparators, and radio dedicated supply inputs for the 2.4 GHz RADIO.
The STM32WBA5xxx devices offer three packages, up to 59 pins, with or without SMPS. |
STM32WBA54KEWireless Arm Cortex-M33 Trust Zone MCU 100 MHz with 512 Kbytes of Flash memory, Bluetooth LE 5.4, 802.15.4, ZigBee | RF Transceiver ICs | 3 | Active | The STM32WBA5xxx multiprotocol wireless and ultra-low power devices embed a powerful and ultra-low power radio compliant with the Bluetooth®SIG Low Energy specification 5.4. They operate at a frequency of up to 100 MHz.
The devices integrate a 2.4 GHz RADIO supporting Bluetooth Low Energy, and make possible to use proprietary protocols.
The STM32WBA5xxx are based on a high-performance Arm Cortex-M33 32-bit RISC core, featuring a single-precision floating-point unit (FPU), supporting all the Arm single-precision data-processing instructions and all the data types. This core also implements a full set of DSP (digital signal processing) instructions and a memory protection unit (MPU) that enhances the application security.
The devices embed high-speed memories (up to 1 Mbyte of flash memory and up to 128 Kbytes of SRAM), an extensive range of enhanced I/Os and peripherals connected to AHB and APB buses on the 32-bit multi-AHB bus matrix.
The devices offer security foundation compliant with the TBSA (trusted-based security architecture) requirements from Arm. It embeds the necessary security features to implement a secure boot, secure data storage, and secure firmware update. Besides these capabilities, the devices incorporate a secure firmware installation feature that allows the customer to secure the provisioning of the code during its production. A flexible life cycle is managed thanks to multiple levels readout protection and debug unlock with password.
Firmware hardware isolation is supported thanks to securable peripherals, memories and I/Os, and privilege configuration of peripherals and memories.
Several protection mechanisms are available for embedded flash memory and SRAM, namely readout and write protection, secure, and hide protection areas.
The devices embed several peripherals reinforcing security: a fast AES coprocessor, a secure AES coprocessor with DPA resistance and hardware unique key that can be shared by hardware with fast AES,a PKA (public key accelerator) with DPA resistance, a HASH hardware accelerator, and a true random number generator.
Active tamper detection and protection against transient perturbation attacks, is achieved thanks to several internal monitoring generating secret data erase in case of attack. This helps to fit the PCI requirements for point of sales applications.
Hardware semaphores enable the synchronization between software processes.
The devices offer one 12-bit ADC (2.5 Msps), two comparators, a low-power RTC, one 32-bit general-purpose timer, one 16-bit PWM timer for motor control, three 16-bit general-purpose timers, and two 16-bit low-power timers. They also feature standard and advanced communication interfaces, namely two I2Cs, two SPIs, one SAI, two USARTs, and one low-power UART. The feature set is product-dependent.
The STM32WBA5xxx operate in the -40 to 105°C (120°C junction) temperature range from a 1.71 to 3.6 V power supply.
The design of low-power applications is enabled by a comprehensive set of power-saving modes.
Many peripherals (including radio, communication, analog, and timer peripherals) can be functional and autonomous in Stop mode with direct memory access thanks to BAM (background autonomous mode) support.
Some independent power supplies are supported, like an analog independent supply input for ADC and comparators, and radio dedicated supply inputs for the 2.4 GHz RADIO.
The STM32WBA5xxx devices offer three packages, up to 59 pins, with or without SMPS. |
STM32WBA54KGWireless Arm Cortex-M33 Trust Zone MCU 100 MHz with 1 Mbyte of Flash memory, Bluetooth LE 5.4, 802.15.4, Zigbee | RF Transceiver ICs | 2 | Active | The STM32WBA5xxx multiprotocol wireless and ultra-low power devices embed a powerful and ultra-low power radio compliant with the Bluetooth®SIG Low Energy specification 5.4. They operate at a frequency of up to 100 MHz.
The devices integrate a 2.4 GHz RADIO supporting Bluetooth Low Energy, and make possible to use proprietary protocols.
The STM32WBA5xxx are based on a high-performance Arm Cortex-M33 32-bit RISC core, featuring a single-precision floating-point unit (FPU), supporting all the Arm single-precision data-processing instructions and all the data types. This core also implements a full set of DSP (digital signal processing) instructions and a memory protection unit (MPU) that enhances the application security.
The devices embed high-speed memories (up to 1 Mbyte of flash memory and up to 128 Kbytes of SRAM), an extensive range of enhanced I/Os and peripherals connected to AHB and APB buses on the 32-bit multi-AHB bus matrix.
The devices offer security foundation compliant with the TBSA (trusted-based security architecture) requirements from Arm. It embeds the necessary security features to implement a secure boot, secure data storage, and secure firmware update. Besides these capabilities, the devices incorporate a secure firmware installation feature that allows the customer to secure the provisioning of the code during its production. A flexible life cycle is managed thanks to multiple levels readout protection and debug unlock with password.
Firmware hardware isolation is supported thanks to securable peripherals, memories and I/Os, and privilege configuration of peripherals and memories.
Several protection mechanisms are available for embedded flash memory and SRAM, namely readout and write protection, secure, and hide protection areas.
The devices embed several peripherals reinforcing security: a fast AES coprocessor, a secure AES coprocessor with DPA resistance and hardware unique key that can be shared by hardware with fast AES,a PKA (public key accelerator) with DPA resistance, a HASH hardware accelerator, and a true random number generator.
Active tamper detection and protection against transient perturbation attacks, is achieved thanks to several internal monitoring generating secret data erase in case of attack. This helps to fit the PCI requirements for point of sales applications.
Hardware semaphores enable the synchronization between software processes.
The devices offer one 12-bit ADC (2.5 Msps), two comparators, a low-power RTC, one 32-bit general-purpose timer, one 16-bit PWM timer for motor control, three 16-bit general-purpose timers, and two 16-bit low-power timers. They also feature standard and advanced communication interfaces, namely two I2Cs, two SPIs, one SAI, two USARTs, and one low-power UART. The feature set is product-dependent.
The STM32WBA5xxx operate in the -40 to 105°C (120°C junction) temperature range from a 1.71 to 3.6 V power supply.
The design of low-power applications is enabled by a comprehensive set of power-saving modes.
Many peripherals (including radio, communication, analog, and timer peripherals) can be functional and autonomous in Stop mode with direct memory access thanks to BAM (background autonomous mode) support.
Some independent power supplies are supported, like an analog independent supply input for ADC and comparators, and radio dedicated supply inputs for the 2.4 GHz RADIO.
The STM32WBA5xxx devices offer three packages, up to 59 pins, with or without SMPS. |
STM32WBA55CEWireless Arm Cortex-M33 Trust Zone MCU 100 MHz with 512 Kbytes of Flash memory, Bluetooth LE 5.4, 802.15.4, ZigBee | RF Transceiver ICs | 3 | Active | The STM32WBA5xxx multiprotocol wireless and ultra-low power devices embed a powerful and ultra-low power radio compliant with the Bluetooth®SIG Low Energy specification 5.4. They operate at a frequency of up to 100 MHz.
The devices integrate a 2.4 GHz RADIO supporting Bluetooth Low Energy, and make possible to use proprietary protocols.
The STM32WBA5xxx are based on a high-performance Arm Cortex-M33 32-bit RISC core, featuring a single-precision floating-point unit (FPU), supporting all the Arm single-precision data-processing instructions and all the data types. This core also implements a full set of DSP (digital signal processing) instructions and a memory protection unit (MPU) that enhances the application security.
The devices embed high-speed memories (up to 1 Mbyte of flash memory and up to 128 Kbytes of SRAM), an extensive range of enhanced I/Os and peripherals connected to AHB and APB buses on the 32-bit multi-AHB bus matrix.
The devices offer security foundation compliant with the TBSA (trusted-based security architecture) requirements from Arm. It embeds the necessary security features to implement a secure boot, secure data storage, and secure firmware update. Besides these capabilities, the devices incorporate a secure firmware installation feature that allows the customer to secure the provisioning of the code during its production. A flexible life cycle is managed thanks to multiple levels readout protection and debug unlock with password.
Firmware hardware isolation is supported thanks to securable peripherals, memories and I/Os, and privilege configuration of peripherals and memories.
Several protection mechanisms are available for embedded flash memory and SRAM, namely readout and write protection, secure, and hide protection areas.
The devices embed several peripherals reinforcing security: a fast AES coprocessor, a secure AES coprocessor with DPA resistance and hardware unique key that can be shared by hardware with fast AES,a PKA (public key accelerator) with DPA resistance, a HASH hardware accelerator, and a true random number generator.
Active tamper detection and protection against transient perturbation attacks, is achieved thanks to several internal monitoring generating secret data erase in case of attack. This helps to fit the PCI requirements for point of sales applications.
Hardware semaphores enable the synchronization between software processes.
The devices offer one 12-bit ADC (2.5 Msps), two comparators, a low-power RTC, one 32-bit general-purpose timer, one 16-bit PWM timer for motor control, three 16-bit general-purpose timers, and two 16-bit low-power timers. They also feature standard and advanced communication interfaces, namely two I2Cs, two SPIs, one SAI, two USARTs, and one low-power UART. The feature set is product-dependent.
The STM32WBA5xxx operate in the -40 to 105°C (120°C junction) temperature range from a 1.71 to 3.6 V power supply.
The design of low-power applications is enabled by a comprehensive set of power-saving modes.
Many peripherals (including radio, communication, analog, and timer peripherals) can be functional and autonomous in Stop mode with direct memory access thanks to BAM (background autonomous mode) support.
Some independent power supplies are supported, like an analog independent supply input for ADC and comparators, and radio dedicated supply inputs for the 2.4 GHz RADIO.
The STM32WBA5xxx devices offer three packages, up to 59 pins, with or without SMPS. |
STM32WBA55CGWireless Arm Cortex-M33 Trust Zone MCU 100 MHz with 1 Mbyte of Flash memory, Bluetooth LE 5.4, 802.15.4, Zigbee | RF and Wireless | 4 | Active | The STM32WBA5xxx multiprotocol wireless and ultra-low power devices embed a powerful and ultra-low power radio compliant with the Bluetooth®SIG Low Energy specification 5.4. They operate at a frequency of up to 100 MHz.
The devices integrate a 2.4 GHz RADIO supporting Bluetooth Low Energy, and make possible to use proprietary protocols.
The STM32WBA5xxx are based on a high-performance Arm Cortex-M33 32-bit RISC core, featuring a single-precision floating-point unit (FPU), supporting all the Arm single-precision data-processing instructions and all the data types. This core also implements a full set of DSP (digital signal processing) instructions and a memory protection unit (MPU) that enhances the application security.
The devices embed high-speed memories (up to 1 Mbyte of flash memory and up to 128 Kbytes of SRAM), an extensive range of enhanced I/Os and peripherals connected to AHB and APB buses on the 32-bit multi-AHB bus matrix.
The devices offer security foundation compliant with the TBSA (trusted-based security architecture) requirements from Arm. It embeds the necessary security features to implement a secure boot, secure data storage, and secure firmware update. Besides these capabilities, the devices incorporate a secure firmware installation feature that allows the customer to secure the provisioning of the code during its production. A flexible life cycle is managed thanks to multiple levels readout protection and debug unlock with password.
Firmware hardware isolation is supported thanks to securable peripherals, memories and I/Os, and privilege configuration of peripherals and memories.
Several protection mechanisms are available for embedded flash memory and SRAM, namely readout and write protection, secure, and hide protection areas.
The devices embed several peripherals reinforcing security: a fast AES coprocessor, a secure AES coprocessor with DPA resistance and hardware unique key that can be shared by hardware with fast AES,a PKA (public key accelerator) with DPA resistance, a HASH hardware accelerator, and a true random number generator.
Active tamper detection and protection against transient perturbation attacks, is achieved thanks to several internal monitoring generating secret data erase in case of attack. This helps to fit the PCI requirements for point of sales applications.
Hardware semaphores enable the synchronization between software processes.
The devices offer one 12-bit ADC (2.5 Msps), two comparators, a low-power RTC, one 32-bit general-purpose timer, one 16-bit PWM timer for motor control, three 16-bit general-purpose timers, and two 16-bit low-power timers. They also feature standard and advanced communication interfaces, namely two I2Cs, two SPIs, one SAI, two USARTs, and one low-power UART. The feature set is product-dependent.
The STM32WBA5xxx operate in the -40 to 105°C (120°C junction) temperature range from a 1.71 to 3.6 V power supply.
The design of low-power applications is enabled by a comprehensive set of power-saving modes.
Many peripherals (including radio, communication, analog, and timer peripherals) can be functional and autonomous in Stop mode with direct memory access thanks to BAM (background autonomous mode) support.
Some independent power supplies are supported, like an analog independent supply input for ADC and comparators, and radio dedicated supply inputs for the 2.4 GHz RADIO.
The STM32WBA5xxx devices offer three packages, up to 59 pins, with or without SMPS. |
| Evaluation Boards | 1 | Active | The STM32WBA55G-DK1 Discovery kit is a complete demonstration and development platform for the STM32WBA55CGU7 microcontroller, featuring an Arm®Cortex®‑M33 core with Arm®TrustZone®and mainline security extension, 1 Mbyte of flash memory, and 128 Kbytes of SRAM, as well as smart peripheral resources.
The STM32WBA55G-DK1 Discovery kit embeds a powerful and ultra-low-power radio compliant with the Bluetooth®Low Energy SIG resources. This Discovery kit enables a wide diversity of applications by exploiting low-power communication, the Bluetooth®SIG isochronous channel feature related to audio capability for Bluetooth®Low Energy Audio, Matter as Border Router, and Zigbee®.
The support for ARDUINO®Uno V3 and STMod+ connectivity provides expansion capabilities with a large choice of specialized add-on boards.
The STM32WBA55G-DK1 Discovery kit integrates an STLINK-V3EC embedded in-circuit debugger and programmer for the STM32 microcontroller with a USB Virtual COM port bridge and comes with the STM32CubeWBA MCU Package, which provides an STM32 comprehensive software HAL library as well as various software examples.
The STM32WBA55G-DK1 Discovery kit leverages the STM32WBA series key assets to enable prototyping for a variety of wireless, low‑energy applications in fitness, metering, industrial, or medical, with state-of-the-art energy efficiency, and higher security. |
