| 型号 | 规格书 | 订购 |
| ATMEGA644RFR2-ZFR |  |
在线订购 |
| ATMEGA644RFR2-ZF | |
在线订购 |
| ATMEGA644RFR2-ZU | |
在线订购 |
| ATMEGA644RFR2-ZUR | |
在线订购 |
| 产品参数 | |
| 描述 | Single-chip 8-bit Microcontroller with Low Power 2.4GHz Transceiver for IEEE 802.15.4 and ZigBee Applications with 64KB Flash and 33 I\/O pins. |
| Flash (Kbytes) | 64 Kbytes |
| Max Operating Freq (MHz) | 16 MHz |
| Max I/O Pins | 33 |
| SPI | 1 |
| TWI (I2C) | 1 |
| UART | 1 |
| ADC channels | 8 |
| ADC Resolution (bits) | 10 |
| Analog Comparators | 1 |
| Crypto Engine | AES |
| SRAM (Kbytes) | 8 |
| EEPROM (Bytes) | 2048 |
| Operating Voltage (Vcc) | 1.8 to 3.6 |
| Timers | 6 |
| Frequency Band | 2.4 GHz |
| Max Data Rate (Mb/s) | 2 |
| Antenna Diversity | Yes |
| External PA Control | Yes |
| Power Output (dBm) | 3.5 |
| Receiver Sensitivity (dBm) | -100 |
| Receive Current Consumption (mA) | 12.5 |
| Transmit Current Consumption (mA) | 14.5 |
| Link Budget (dBm) | 103.5 |
| Temp Range (deg C) | -40 to 85 |
