Спецификации
| Атрибут | Ценность |
| Supplier | Rochester Electronics, LLC |
| Package | Bulk |
| Series | SMART™ SAM R21 |
| ProductStatus | Active |
| Type | TxRx + MCU |
| RFFamily/Standard | General ISM > 1GHz |
| Modulation | O-QPSK |
| Frequency | 2.4GHz |
| DataRate(Max) | 250kbps |
| Power-Output | 4dBm |
| Sensitivity | -99dBm |
| MemorySize | 128kB Flash, 16kB SRAM |
| SerialInterfaces | I²C, SPI, UART, USART, USB |
| GPIO | 16 |
| Voltage-Supply | 1.8V ~ 3.6V |
| Current-Receiving | 11.3mA ~ 11.8mA |
| Current-Transmitting | 7.2mA ~ 13.8mA |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 32-VFQFN Exposed Pad |
