| DigiKey Programmable | Not Verified | |
| Serial Interfaces | I2C, JTAG, SPI, USART | |
| Product Status | Active | |
| Power - Output | 3.5dBm | |
| Supplier Device Package | 48-QFN (7x7) | |
| Package / Case | 48-VFQFN Exposed Pad | |
| Current - Receiving | 5mA ~ 12.5mA | |
| Modulation | O-QPSK | |
| Voltage - Supply | 1.8V ~ 3.6V | |
| REACH Status | REACH Unaffected | |
| Mfr | Microchip Technology | |
| Data Rate (Max) | 2Mbps | |
| Protocol | Zigbee® | |
| RoHS Status | ROHS3 Compliant | |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) | |
| Operating Temperature | -40°C ~ 125°C | |
| Current - Transmitting | 8mA ~ 14.5mA | |
| ECCN | EAR99 | |
| Mounting Type | Surface Mount | |
| RF Family/Standard | 802.15.4 | |
| GPIO | 32 | |
| Series | - | |
| Type | TxRx + MCU | |
| Sensitivity | -100dBm | |
| Memory Size | 64kB Flash, 2kB EEPROM, 8kB SRAM | |
| Frequency | 2.4GHz | |
| HTSUS | 8542.31.0001 | |
| Package | Tape & Reel (TR) | |
| Base Product Number | ATMEGA644 |
