| Part Number | ATSAMR21G18-MR210UAT | ATSAMR21G18-MR210UA | 
|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | 
| Category | RF Transceiver Modules and Modems | RF Transceiver Modules and Modems | 
|   |   | |
| Product Status | Last Time Buy | Last Time Buy | 
| RF Family/Standard | 802.15.4 | 802.15.4 | 
| Protocol | Zigbee® | Zigbee® | 
| Modulation | - | - | 
| Frequency | 2.4GHz | 2.4GHz | 
| Data Rate | - | - | 
| Power - Output | 3.5dBm | 3.5dBm | 
| Sensitivity | -98dBm | -98dBm | 
| Serial Interfaces | I²C, SPI, UART | SPI, UART, USB | 
| Antenna Type | Antenna Not Included, U.FL | - | 
| Utilized IC / Part | - | - | 
| Memory Size | 4MB Flash | 256kB Flash | 
| Voltage - Supply | 1.8V ~ 3.6V | 1.8V ~ 3.6V | 
| Current - Receiving | 10mA | 10mA | 
| Current - Transmitting | 10mA | 10mA | 
| Mounting Type | Surface Mount | Surface Mount | 
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | 
| Package / Case | Module | Module |