STM32WB55
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STM32WB
ST's dual-core BLE + Zigbee/Thread SoC with STM32 ecosystem support.
Full Specifications
Processor
| Core | ARM Cortex-M4 |
| Clock Speed | 64 MHz |
| Cores | 1 |
| Features |
|
Memory
| Flash | 1024 KB |
| RAM | 256 KB |
| External Flash | नहीं |
Radio
| TX Power (max) | 6 dBm |
| RX Sensitivity | -96 dBm |
| PHY Support |
1M
2M
Coded
|
| Advanced Features |
Mesh
|
Multi-Protocol
| Bluetooth Classic | नहीं |
| Zigbee | हाँ |
| Thread | हाँ |
| Matter | नहीं |
| Wi-Fi | नहीं |
| NFC | नहीं |
Power
| Sleep Current | 1.5 µA |
| DC-DC Converter | नहीं |
Security
| Hardware Crypto | नहीं |
| Secure Boot | नहीं |
| Root of Trust | नहीं |
| ARM CryptoCell | नहीं |
Package
Commercial
| Typical Price | $3.50 |
Frequently Asked Questions
Consider your requirements for power consumption, processing power, memory, radio range, multi-protocol support, and price. Use our chip selector tool to filter and compare chips based on your specific needs.
The BLE version indicates feature support. BLE 5.0 added 2x speed and 4x range. BLE 5.1 added direction finding. BLE 5.2 added LE Audio. BLE 5.3-5.4 refined these features. BLE 6.0 added channel sounding for centimeter-level ranging.