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The STM32WB55CCU7 multi-protocol wireless and ultra-low power devices embed a powerful ultra-low power radio compliant with Bluetooth® Low Energy SIG specification 5.3 and IEEE 802.15.4-2011. they contain a dedicated Arm®Cortex®-M0+ for performing all real-time low-level operations.

Designed for extremely low power consumption, these devices are based on the high performance Arm®Cortex®-M4 32-bit RISC core operating at up to 64 MHz. The core features a floating point unit (FPU) single precision and 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) for enhanced application security.

Product specifications

Series STM32WB  

Type TxRx + MCU  

RF family/standards 802.15.4, Bluetooth  

Protocol Bluetooth v5.3, Thread, Zigbee®  

Modulation GFSK  

Frequency 2.405GHz ~ 2.48GHz  

Data Rate (Max) 2Mbps  

Power - Output 6dBm  

Sensitivity - 100dBm  

Storage capacity 256kB Flash, 128kB SRAM  

Serial interfaces ADC, I²C, SPI, UART, USART, USB  

GPIO 30  

Voltage - Supply 1.71V ~ 3.6V  

Current - Receive 4.5mA ~ 7.9mA  

Current - Transmit 5.2mA ~ 12.7mA  

Operating Temperature -40°C ~ 105°C (TA)  

Mounting Type Surface Mount  

Package/Case 48-UFQFN Exposed Pad  

Supplier Device Package 48-UFQFPN (7x7)

Applications

Internet of Things (IoT) applications

Fitness and healthcare

Home security and automation

Smart lighting

Wireless Audio

Wearables

Fleet Maintenance

Industrial equipment

Beacons

Asset tracking

• 1.Is the inventory and price seen on the platform accurate?

  A: all online goods on the shelves can be ordered online, but considering the large liquidity of spot inventory, it is not possible to achieve 100% accuracy at present. In case of any abnormality, you can contact our company online and give the corresponding solution.

• 2.Are all our products genuine?

  A: our self-supporting products are from cooperative domestic and foreign original factories or authorized agents, and the source can be traced to ensure the original and authentic products.

• 3.Can you provide the qualification certificate of the original factory or agent?

  A: at present, our self-employed brands TI，ST，ADI，NXP，LATTICE，CYPRESS，INFINEON，XILINX and other first-line brands. Other channels are the original factory and agency channels. If necessary, we can communicate and confirm according to the specific brand and model.

• 4.Can I make an inquiry through the company's website?

  A: You can inquire through the website, or by phone and email.

• 5.When can I deliver the goods after placing an order? How long will it take to get there?

  A: the delivery date is marked in most commodity information. You can estimate the delivery time of the commodity according to the delivery date. The specific arrival time depends on the warehouse where the commodity is located and the logistics mode you choose.

• 6.Can the company issue an invoice?

  A: you can issue ordinary invoices for individual users or special VAT invoices for enterprise users.