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quality STM8S903K3 STM8S903F3 16 MHz STM8S 8-bit MCU factory
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quality STM8S903K3 STM8S903F3 16 MHz STM8S 8-bit MCU factory
quality STM8S903K3 STM8S903F3 16 MHz STM8S 8-bit MCU factory
quality STM8S903K3 STM8S903F3 16 MHz STM8S 8-bit MCU factory
quality STM8S903K3 STM8S903F3 16 MHz STM8S 8-bit MCU factory
quality STM8S903K3 STM8S903F3 16 MHz STM8S 8-bit MCU factory
quality STM8S903K3 STM8S903F3 16 MHz STM8S 8-bit MCU factory
quality STM8S903K3 STM8S903F3 16 MHz STM8S 8-bit MCU factory
>

STM8S903K3 STM8S903F3 16 MHz STM8S 8-bit MCU

Product Summary

Looking for a stable MCU supply and smarter cost reduction for your next-gen electronics? The STMicroelectronics STM8S903K3 and STM8S903F3 are high-performance 8-bit microcontrollers featuring a 16 MHz core and 8 Kbytes Flash, making them ideal for automotive systems.

Product Custom Attributes

Design Now

Basic Properties

Place of Origin:
China
Brand Name:
STMicroelectronics
Certification:
UL,FCC,CE,RoHS
Model Number:
STM8S903K3 STM8S903F3

Product Description

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


STM8S903K3 STM8S903F3 16 MHz STM8S 8-bit MCU

STM8S903K3 STM8S903F3 16 MHz STM8S 8-bit MCU

STM8S903K3 STM8S903F3 16 MHz STM8S 8-bit MCU



STM8S903K3 STM8S903F3 16 MHz STM8S 8-bit MCU



STM8S903K3 STM8S903F3 16 MHz STM8S 8-bit MCU

STM8S903K3 STM8S903F3 16 MHz STM8S 8-bit MCU

STM8S903K3 STM8S903F3 16 MHz STM8S 8-bit MCUSTM8S903K3 STM8S903F3 16 MHz STM8S 8-bit MCU




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.


Contact Our Experts And Get A Free Consultation!

Our mission is to offer "High Quality" & "Good Service" & "Fast Delivery" to help our clients to gain more profits.