STM8S903K3 STM8S903F3 16 MHz STM8S 8-bit MCU

16 MHz STM8S 8-bit MCU, up to 8 Kbytes Flash, 1 Kbyte RAM, 640 bytes EEPROM,10-bit ADC, 2 timers, UART, SPI, I²C

We don’t just sell hardware components; we deliver tailored MCU firmware design and full BOM optimization. Tell us your product ideas, and we’ll turn them into fully customized, cost-effective PCBA solutions

• Don't let semiconductor component shortages halt your production. We offer STM8S903K3/F3 MCUs alongside full BOM auditing, PCBA layout optimization, and high-quality packaging services to maximize your competitive edge.

• We specialize in resource integration for new energy and electronic products. Rely on our 17 years of trade expertise to supply authentic STM8S903F3 MCUs and re-engineer your cost structure for maximum ROI.