| PartNumber | STM32WB55CEU6 | STM32WB55CEU7 | STM32WB55CEU6TR |
| Description | RF System on a Chip - SoC | RF System on a Chip - SoC | RF System on a Chip - SoC |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | RF System on a Chip - SoC | RF System on a Chip - SoC | RF System on a Chip - SoC |
| Core | ARM Cortex M4, ARM Cortex M0+ | ARM Cortex M4 | ARM Cortex M4 |
| Operating Frequency | 2.4 GHz | 2.4 GHz | 2.4 GHz |
| Operating Supply Voltage | 1.71 V to 3.6 V | 1.71 V to 3.6 V | 1.71 V to 3.6 V |
| Program Memory Size | 512 KB | 512 kB | 512 kB |
| Package / Case | UFQFPN-48 | UFQFPN-48 | UFQFPN-48 |
| Program Memory Type | Flash | Flash | Flash |
| Series | STM32WB55CG | - | - |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Data RAM Size | 256 kB | 256 kB | 256 kB |
| Data RAM Type | SRAM | SRAM | SRAM |
| Interface Type | I2C, LPUART, SAI, SPI, USART, USB | I2C, SPI, USART, USB | I2C, SPI, USART, USB |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Number of I/Os | 30 I/O | 30 I/O | 30 I/O |
| ADC Resolution | 12 bit | 12 bit | 12 bit |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 64 MHz, 32 MHz | 64 MHz | 64 MHz |
| Maximum Operating Temperature | + 105 C | + 105 C | + 85 C |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Moisture Sensitive | Yes | - | - |
| Number of ADC Channels | 13 Channel | 13 Channel | 13 Channel |
| Number of Timers | 5 Timer | - | - |
| Product Type | RF System on a Chip - SoC | RF System on a Chip - SoC | RF System on a Chip - SoC |
| Factory Pack Quantity | 1560 | 1560 | 2500 |
| Subcategory | Wireless & RF Integrated Circuits | Wireless & RF Integrated Circuits | Wireless & RF Integrated Circuits |
| Type | - | Bluetooth | Bluetooth |
| Maximum Data Rate | - | 2 Mb/s | 2 Mb/s |
| Output Power | - | 6 dBm | 6 dBm |
| Sensitivity | - | - 96 dBm, - 100 dBm | - 96 dBm, - 100 dBm |
| Supply Current Receiving | - | 4.5 mA | 4.5 mA |
| Supply Current Transmitting | - | 5.2 mA | 5.2 mA |
| Length | - | 7 mm | 7 mm |
| Width | - | 7 mm | 7 mm |