Specification for ARM microcontroller; Flash: 32kB; 48MHz; SRAM: 4kB; TSSOP20
| Mounting | SMD |
| Supply voltage | 1.8...3.6V DC |
| Case | TSSOP20 |
| Number of inputs/outputs | 14 |
| Interface | I2C, SPI, UART |
| Kind of architecture | Cortex M0 |
| Clock frequency | 48MHz |
| Number of 32bit timers | 1 |
| Number of 16bit timers | 5 |