Fast RFQ response for ICs, passive components, protection devices, power semiconductors, and PCBA projects. Upload BOM
Integrated Circuits (ICs)

STM8S903K3U6

STM8 series Microcontroller IC 8-Bit 16MHz 8KB (8K x 8) FLASH 32-UFQFPN (5x5)

The STMicroelectronics STM8 series microcontroller IC is a versatile 8-bit microcontroller designed for a wide range of applications requiring efficient processing and reliable performance. Operating at a maximum frequency of 16MHz, this microcontroller features 8KB of FLASH memory and is housed in a compact 32-UFQFPN package, making it ideal for space-constrained designs. With a robust set of peripherals and interfaces, including I2C, SPI, and UART, the STM8 series is perfect for embedded syste

BrandSTMicroelectronics
PackageUFQFPN
Device TypeMicrocontrollers
MountingSurface Mount

Full Specifications

Number of Pins32
Data Bus Width8b
Max Frequency16MHz
Number of I/Os28
InterfaceI2C, IrDA, LIN, SPI, UART, USART
Memory TypeFLASH
Memory Size8kB
Min Supply Voltage2.95V
Max Supply Voltage5.5V
PeripheralsBrown-out Detect/Reset, POR, PWM, WDT
Lifecycle StatusProduction
MountSurface Mount
Frequency16MHz
Max Operating Temperature85°C

About This Product

The STMicroelectronics STM8 series microcontroller IC is a versatile 8-bit microcontroller designed for a wide range of applications requiring efficient processing and reliable performance. Operating at a maximum frequency of 16MHz, this microcontroller features 8KB of FLASH memory and is housed in a compact 32-UFQFPN package, making it ideal for space-constrained designs. With a robust set of peripherals and interfaces, including I2C, SPI, and UART, the STM8 series is perfect for embedded systems that demand flexibility and efficiency.

What is this product used for?

Suitable for design, repair, and production programs using Microcontrollers devices.

Key Features

  • Case/Package: UFQFPN
  • Number of Pins: 32
  • Interface: I2C, IrDA, LIN, SPI, UART, USART
  • Mount: Surface Mount
  • Lifecycle Status: Production

Typical Use Cases

Embedded Processors and Controllers Microcontrollers UFQFPN Microcontrollers

Sourcing Support for This MPN

Contact JaronSemi to confirm package, date code, and traceability requirements.

  • MPN and package verification against your BOM or approved vendor list
  • Approved-alternate and cross-reference review when the requested line is constrained
  • Availability, lifecycle, and supply-risk discussion for procurement planning
  • Packing, label, date-code, and requested document coordination

RFQ Checklist

Part number Confirm the target MPN or suggest approved alternates
Target Quantity Sample, pilot run, or mass production volume
Project stage Prototype, NPI, or ongoing production
Target price Budget or target price range if available
STM8 series Microcontroller IC 8-Bit 16MHz 8KB (8K x 8) FLASH 32-UFQFPN (5x5)

STM8S903K3U6

STMicroelectronics

The STMicroelectronics STM8 series microcontroller IC is a versatile 8-bit microcontroller designed for a wide range of applications requiring efficient processing and reliable performance. Operating at a maximum frequency of 16MHz, this microcontroller features 8KB of FLASH memory and is housed in a compact 32-UFQFPN package, making it ideal for space-constrained designs. With a robust set of peripherals and interfaces, including I2C, SPI, and UART, the STM8 series is perfect for embedded syste

  • Competitive pricing from verified sources
  • Sample to production quantities
  • Response within 24 business hours

Send an inquiry for this product