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Integrated Circuits (ICs)

STM8S903F3U3TR

Mainstream Application specific line 8-bit MCU with 8 Kbytes Flash, 16 MHz CPU, integrated EEPROM

The STMicroelectronics Mainstream Application Specific 8-bit MCU is a versatile microcontroller designed for a wide range of embedded applications. Featuring 8 Kbytes of Flash memory and a 16 MHz CPU, this MCU delivers efficient performance while maintaining low power consumption. With an operating temperature range from -40°C to 125°C, it is suitable for both industrial and consumer applications. The integrated EEPROM and multiple I/O options make it an ideal choice for developers looking to cr

BrandSTMicroelectronics
PackageUFQFPN
Device TypeMicrocontrollers

Full Specifications

Number of I/Os16
Min Supply Voltage2.95V
Max Supply Voltage5.5V
Lifecycle StatusProduction
Max Operating Temperature125°C
Min Operating Temperature-40°C
Nominal Supply Current5µA
Number of A/D Converters5
Number of I2C Channels1
Number of SPI Channels1
Number of Timers/Counters1
Number of UART Channels1
RoHSNon-Compliant
Number of Pins20

About This Product

The STMicroelectronics Mainstream Application Specific 8-bit MCU is a versatile microcontroller designed for a wide range of embedded applications. Featuring 8 Kbytes of Flash memory and a 16 MHz CPU, this MCU delivers efficient performance while maintaining low power consumption. With an operating temperature range from -40°C to 125°C, it is suitable for both industrial and consumer applications. The integrated EEPROM and multiple I/O options make it an ideal choice for developers looking to create reliable and efficient electronic solutions.

What is this product used for?

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

Key Features

  • Case/Package: UFQFPN
  • Number of Pins: 20
  • Lifecycle Status: Production
  • Number of I/Os: 16
  • Min Supply Voltage: 2.95V
  • Max Supply Voltage: 5.5V

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.

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  • Approved-alternate and cross-reference review when the requested line is constrained
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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
Mainstream Application specific line 8-bit MCU with 8 Kbytes Flash, 16 MHz CPU, integrated EEPROM

STM8S903F3U3TR

STMicroelectronics

The STMicroelectronics Mainstream Application Specific 8-bit MCU is a versatile microcontroller designed for a wide range of embedded applications. Featuring 8 Kbytes of Flash memory and a 16 MHz CPU, this MCU delivers efficient performance while maintaining low power consumption. With an operating temperature range from -40°C to 125°C, it is suitable for both industrial and consumer applications. The integrated EEPROM and multiple I/O options make it an ideal choice for developers looking to cr

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