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Integrated Circuits (ICs)

STM8S903F3P3

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 applications requiring efficient performance and low power consumption. With an integrated 8 Kbytes of Flash memory and a 16 MHz CPU, this MCU is perfect for embedded systems that demand reliability and flexibility. Housed in a compact TSSOP package with 20 pins, it supports multiple interfaces including I2C, SPI, and UART, making it an ideal choice for various communicati

BrandSTMicroelectronics
PackageTSSOP
Device TypeMicrocontrollers

Full Specifications

Number of Pins20
Data Bus Width8b
Max Frequency16MHz
Number of I/Os16
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
Frequency16MHz
Max Operating Temperature125°C
Max Power Dissipation45mW

About This Product

The STMicroelectronics Mainstream Application Specific 8-bit MCU is a versatile microcontroller designed for a wide range of applications requiring efficient performance and low power consumption. With an integrated 8 Kbytes of Flash memory and a 16 MHz CPU, this MCU is perfect for embedded systems that demand reliability and flexibility. Housed in a compact TSSOP package with 20 pins, it supports multiple interfaces including I2C, SPI, and UART, making it an ideal choice for various communication needs. Its robust features, including a built-in EEPROM and a wide operating temperature range, ensure that it meets the demands of both industrial and consumer applications.

What is this product used for?

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

Key Features

  • Case/Package: TSSOP
  • Number of Pins: 20
  • Interface: I2C, IrDA, LIN, SPI, UART, USART
  • Lifecycle Status: Production
  • Data Bus Width: 8b
  • Max Frequency: 16MHz

Typical Use Cases

Embedded Processors and Controllers Microcontrollers TSSOP Microcontrollers

Sourcing Support for This MPN

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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

STM8S903F3P3

STMicroelectronics

The STMicroelectronics Mainstream Application Specific 8-bit MCU is a versatile microcontroller designed for a wide range of applications requiring efficient performance and low power consumption. With an integrated 8 Kbytes of Flash memory and a 16 MHz CPU, this MCU is perfect for embedded systems that demand reliability and flexibility. Housed in a compact TSSOP package with 20 pins, it supports multiple interfaces including I2C, SPI, and UART, making it an ideal choice for various communicati

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