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STM8S105K4

The STM8S105K4T3CTR is an 8-bit microcontroller from STMicroelectronics featuring 16KB of FLASH program memory and operating at speeds up to 16MHz. It comes in a 32-LQFP package.

✓ Total Stock: 56,500 pcs

$ Price Range: $5.52

STM8S105K4 Available from 1 distributor

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Romaks Technologies ✓ Non-Authorised Inventory information	56,500 pcs On Request	56500 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

STM8S105K4 Specifications Quick View

Most important parameters for selection – full specs in datasheet.

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Category	New Products
Manufacturer Name	STMicroelectronics

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STM8S105K4 Description

Short technical summary and product information.

The STM8S105K4T3CTR is an 8-bit microcontroller manufactured by STMicroelectronics, belonging to the STM8S series. This device offers 16KB of FLASH program memory and 1KB of EEPROM, coupled with 2KB of RAM, making it suitable for various embedded applications. It operates at a clock speed of up to 16MHz and supports a supply voltage range of 2.95V to 5.5V.

Key communication interfaces include I2C, IrDA, LINbus, SPI, and UART/USART, along with peripherals such as Brown-out Detect/Reset, POR, PWM, and WDT. The microcontroller is housed in a 32-LQFP package, designed for surface mounting. Its operating temperature range is -40°C to 125°C.

This component is identified as RoHS3 Compliant, though this status requires verification. It is also designated as REACH Unaffected and has a Moisture Sensitivity Level (MSL) of 3 (168 Hours). The STM8S105K4T3CTR is part of the broader STM8S microcontroller family, known for its performance and integration capabilities in cost-sensitive applications.

STM8S105K4 Quick Information

Product Type: Microcontroller

Series: STM8S

Canonical Name: STM8S105K4T3CTR 8-Bit Microcontroller

Subcategory: Embedded Microcontroller

STM8S105K4 Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 3 (168 Hours)

REACH Status: REACH Unaffected

STM8S105K4 Estimated Pricing

Qty	Low	High
1+	$5.52	$5.52

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

STM8S105K4 Features

8-bit STM8 core processor.
16KB FLASH program memory.
2KB RAM and 1KB EEPROM.
Operates at up to 16MHz speed.
Supports multiple communication interfaces.

STM8S105K4 Applications

Suitable for industrial control and automation systems.
Used in automotive body and lighting modules.
Ideal for sensor interface and data acquisition.
Applicable in home appliance control units.
Used in power management and battery-powered devices.

STM8S105K4 FAQs

7 frequently asked questions generated from this part’s specifications.

What is the operating voltage range of the STM8S105K4?

The STM8S105K4 operates from 2.95V to 5.5V.

What is the maximum clock speed of the STM8S105K4?

The STM8S105K4 has a maximum clock speed of 16MHz.

How much Flash memory does the STM8S105K4 have?

The STM8S105K4 has 16KB of Flash program memory.

What is the operating temperature range of the STM8S105K4?

The STM8S105K4 is rated for an operating temperature range of -40°C to 125°C.

What package does the STM8S105K4 come in?

The STM8S105K4 is available in a 32-LQFP (7x7mm) surface mount package.

What communication interfaces does the STM8S105K4 support?

The STM8S105K4 supports I2C, IrDA, LINbus, SPI, and UART/USART interfaces.

Does the STM8S105K4 have an analog-to-digital converter?

Yes, the STM8S105K4 has a 7-channel 10-bit ADC.