spésifikasi
| Nomer Bagian | STM8S903K3T3C |
| Produsén | STMicroelectronics |
| Katerangan | IC MCU 8BIT 8KB FLASH 32LQFP |
| Tegangan - Pasokan (Vcc/Vdd) | 2,95 V ~ 5,5 V |
| Laju | 16MHz |
| Runtuyan | STM8S |
| Ukuran RAM | 1k x8 |
| Tipe Mémori Program | KECIL |
| Ukuran Mémori Program | 8 KB (8K x 8) |
| périferal | Brown-out Deteksi / Reset, POR, PWM, WDT |
| Bungkusan | tabung |
| Tipe osilator | Internal |
| Suhu Operasi | -40°C ~ 125°C (TA) |
| Jumlah I/O | 28 |
| Ukuran EEPROM | 640 x 8 |
| Parabot Parobah Data | A/D 7x10b |
| Ukuran Inti | 8-Bit |
| Prosesor inti | STM8 |
| Konektipitas | I²C, IrDA, LIN, SPI, UART/USART |
