| High-speed pipelined 8051-compatible microcontroller core (up to 25 MIPS) |
| In-system, full-speed, non-intrusive debug interface (on-chip) |
| 10-bit 500 ksps single-ended ADC |
| Precision calibrated 24.5 MHz internal oscillator |
| 16 kB of on-chip Flash memory |
| 512 bytes of on-chip RAM |
| Implemented SMBus/I2C, UART, and SPI serial interfaces |
| Three general-purpose 16-bit timers |
| 16-input capacitance to digital converter |
| Programmable Counter/Timer Array (PCA) |
| On-chip internal voltage reference |
| On-chip watchdog timer |
| On-chip power-on reset and supply monitor |
| On-chip voltage comparator |
| 17 general purpose I/O |