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| Part Number | BLUENRG-345AC | BLUENRG-345AT | BLUENRG-345MC | BLUENRG-355AC |
|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Status | Active | Active | Active | Active |
| Type | TxRx + MCU | TxRx + MCU | TxRx + MCU | TxRx + MCU |
| RF Family/Standard | Bluetooth | Bluetooth | Bluetooth | Bluetooth |
| Protocol | Bluetooth v5.2 | Bluetooth v5.2 | Bluetooth v5.2 | Bluetooth v5.2 |
| Modulation | GFSK | GFSK | GFSK | GFSK |
| Frequency | 2.4GHz ~ 2.4835GHz | 2.4GHz ~ 2.4835GHz | 2.4GHz ~ 2.4835GHz | 2.4GHz ~ 2.4835GHz |
| Data Rate (Max) | 2Mbps | 2Mbps | 2Mbps | 2Mbps |
| Power - Output | 8dBm | 8dBm | 8dBm | 8dBm |
| Sensitivity | -97dBm | -97dBm | -97dBm | -104dBm |
| Memory Size | 256kB Flash, 32kB RAM | 256kB Flash, 32kB RAM | 256kB Flash, 64kB RAM | 256kB Flash, 64kB RAM |
| Serial Interfaces | I²C, SPI | ADC, GPIO, I²C, I²S, PDM, SPI, USART | I²C, SPI | ADC, GPIO, I²C, I²S, PDM, SPI, USART |
| GPIO | 32 | 32 | 32 | 32 |
| Voltage - Supply | 1.7V ~ 3.6V | 1.7V ~ 3.6V | 1.7V ~ 3.6V | 1.7V ~ 3.6V |
| Current - Receiving | 3.4 mA | 3.4mA | 3.4 mA | 3.4mA |
| Current - Transmitting | 4.3mA | 4.3mA | 4.3mA | 4.3mA |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 105°C (TA) | -40°C ~ 105°C | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 32-VFQFN Exposed Pad | 32-VFQFN Exposed Pad | 48-VFQFN Exposed Pad | 32-VFQFN Exposed Pad |
| Supplier Device Package | 32-QFN (5x5) | 32-QFN (5x5) | 48-QFN (6x6) | 32-QFN (5x5) |
