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STM8S903F3U6TR The STM8S903F3U6TR is an 8-bit microcontroller from STMicroelectronics featuring 8KB of Flash memory and a 16MHz clock speed. It is supplied in a compact 20-UFQFPN package for surface mounting.
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STM8S903F3U6TR

Available from 1 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STM8S903F3U6TR is an 8-bit microcontroller from STMicroelectronics featuring 8KB of Flash memory and a 16MHz clock speed. It is supplied in a compact 20-UFQFPN package for surface mounting.
✓ Total Stock: 6,000 pcs
$ Price Range: $6.40

STM8S903F3U6TR Available from 1 distributor

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✓ Non-Authorised
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Seba Components ✓
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6,000 pcs
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6000 pcs On Request 1 On Request On Request On Request On Request On Request
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STM8S903F3U6TR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Data Converters
EEPROM Size
Mounting Type
Number of I
Number of I/O
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
Speed
Supplier Device Package
Supply Voltage
Voltage
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STM8S903F3U6TR Description

Short technical summary and product information.

This STM8S903F3U6TR microcontroller from STMicroelectronics is an 8-bit device designed for embedded applications. It offers 8KB of Flash program memory and 1KB of RAM, supported by a 640-byte EEPROM. The microcontroller operates at speeds up to 16MHz and features a wide supply voltage range of 2.95V to 5.5V.

 

Key peripherals include I²C, IrDA, LINbus, SPI, and UART/USART communication interfaces, along with Brown-out Detect/Reset, POR, PWM, and WDT. It provides 16 general-purpose I/O pins and includes a 5x10-bit Analog-to-Digital converter. The internal oscillator simplifies design by eliminating the need for external clock components.

 

The device is housed in a 20-UFQFPN surface-mount package, making it suitable for space-constrained designs. The operating temperature range is -40°C to 85°C (TA). This component is part of the STM8S series, known for its balance of performance and power efficiency.

STM8S903F3U6TR Quick Information

Product Type: Microcontroller
Series: STM8S
Canonical Name: STM8S903F3U6TR Microcontroller
Subcategory: Embedded

STM8S903F3U6TR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

STM8S903F3U6TR Estimated Pricing

Qty Low High
1+ $6.40 $6.40

Estimated market price range - modelled values for guidance only, not live distributor offers.

STM8S903F3U6TR Features

  • 8-bit STM8 core processor.
  • 16MHz clock speed operation.
  • 8KB Flash program memory.
  • 16 general-purpose I/O pins.
  • 2.95V to 5.5V supply voltage.

STM8S903F3U6TR Applications

  • Suitable for embedded control tasks.
  • Ideal for I2C and SPI communication.
  • Used in applications requiring PWM output.
  • Supports UART/USART serial communication.

STM8S903F3U6TR FAQs

4 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the STM8S903F3U6TR?

The operating voltage range is 2.95V to 5.5V.

What package type does the STM8S903F3U6TR come in?

It comes in a 20-UFQFN surface mount package.

What is the operating temperature range for the STM8S903F3U6TR?

-40°C to 85°C.

Is the STM8S903F3U6TR RoHS compliant?

Yes, it is RoHS3 compliant.

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