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| Part Number | STM32WB55CGU6 |
| Description | ULTRA-LOW-POWER DUAL CORE ARM CO |
| Manufacturer | STMicroelectronics |
| Series | - |
| Part Status | Active |
| Type | TxRx + MCU |
| RF Family/Standard | 802.15.4, Bluetooth |
| Protocol | Bluetooth v5.0 |
| Modulation | - |
| Frequency | 2.405GHz ~ 2.48GHz |
| Data Rate (Max) | 2Mbps |
| Power - Output | 6dBm |
| Sensitivity | -100dBm |
| Memory Size | 1MB Flash, 256kB SRAM |
| Serial Interfaces | I²C, SPI, UART, USART, USB |
| GPIO | 30 |
| Voltage - Supply | 1.71V ~ 3.6V |
| Current - Receiving | 3.8mA ~ 7mA |
| Current - Transmitting | 8.1mA ~ 13.1mA |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Package / Case | 48-UFQFN Exposed Pad |