STM32WB55CCU7
Manufacturer package reference image
Ultra-low-power dual core Arm Cortex-M4 MCU 64 MHz, Cortex-M0+ 32 MHz with 256 Kbytes of Flash memory, Bluetooth LE 5.4, 802.15.4, Zigbee, Thread, USB, LCD, AES-256
Key Specifications
| Complete manufacturer part number | STM32WB55CCU7 |
|---|---|
| Manufacturer | STMicroelectronics |
| Description | Ultra-low-power dual core Arm Cortex-M4 MCU 64 MHz, Cortex-M0+ 32 MHz with 256 Kbytes of Flash memory, Bluetooth LE 5.4, 802.15.4, Zigbee, Thread, USB, LCD, AES-256 |
| Package / case | UFQFPN 48 7x7x0.55 mm |
| Product category | Microcontrollers |
| Pins | 48 |
| MCU series | STM32WB |
| Operating temperature (manufacturer ordering record) | -40.0 °C to 105.0 °C |
| Core | Arm Cortex-M4 |
| Flash memory (exact ordering overview) | 256 KB |
| Operating supply voltage | 1.71 V to 3.6 V |
| Packing type | Tray |
| RoHS compliant | Ecopack2 |
| Grade | Industrial |
| In stock | 11,777 pcs |
| Unit price | Request a quote |
| Lead time | To be confirmed |
Technical documentation and image source
Exact ST ordering page verified on 2026-11-04. Temperature labels preserve manufacturer ordering scope; ambient or junction basis is not inferred. Package reference image is not a stock-lot photograph. Consult the datasheet for electrical limits and test conditions.
Manufacturer package reference image for UFQFPN 48 7x7x0.55 mm. Confirm electrical pin functions in the datasheet. Actual lot appearance and top marking require current-lot confirmation.