| SeriesInterval timer | RS-4 Series |
|---|---|
| Type NamePhase Looked Loop | RS47X |
| EEPROM/NVR (KB)DES coprocessor | 144 |
| Program memory (KB)Modular multiplication coprocessor | 352 |
| RAM (KB)AES coprocessor | 8.5 |
| Production StatusRF Interface | Mass Production |
| I/O portUSB Interface | 2 |
| Watchdog Timer (ch)Operating temperature (°C) | 1 |
| Random number generatorOperating voltage (V) | 16bit |
| UART | 1 |