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| Part Number | ATMEGA644PR231-MU | ATMEGA644PR231-AU |
|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology |
| Product Status | Active | Active |
| Type | TxRx + MCU | TxRx + MCU |
| RF Family/Standard | 802.15.4, General ISM > 1GHz | 802.15.4, General ISM > 1GHz |
| Protocol | 6LoWPAN, WirelessHART™, Zigbee® | 6LoWPAN, WirelessHART™, Zigbee® |
| Modulation | O-QPSK | O-QPSK |
| Frequency | 2.4GHz | 2.4GHz |
| Data Rate (Max) | 2Mbps | 2Mbps |
| Power - Output | 3dBm | 3dBm |
| Sensitivity | -101dBm | -101dBm |
| Memory Size | 64kB Flash, 2kB EEPROM, 4kB RAM | 64kB Flash, 2kB EEPROM, 4kB RAM |
| Serial Interfaces | SPI | SPI |
| GPIO | 32 | 32 |
| Voltage - Supply | 1.8V ~ 3.6V | 1.8V ~ 3.6V |
| Current - Receiving | 10.3mA ~ 12.3mA | 10.3mA ~ 12.3mA |
| Current - Transmitting | 7.4mA ~ 14mA | 7.4mA ~ 14mA |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 44-VFQFN Exposed Pad | 44-TQFP |
| Supplier Device Package | 44-VQFN (7x7) | 44-TQFP (10x10) |
