STM8S105S4T6CTR 8-bit Microcontroller with 16KB Flash Memory
- Brand: STMicroelectronics
- Product Code: STM8S105S4T6CTR
- Availability: In Stock
$1.00
- Ex Tax: $1.00
Introducing the STM8S105S4T6CTR: High-Performance 8-bit Microcontroller for Modern Applications
The STM8S105S4T6CTR is a versatile 8-bit microcontroller designed to deliver exceptional performance and reliability for embedded systems across industrial, automotive, and consumer electronics. Part of STMicroelectronics’ renowned STM8 series, this device combines advanced processing capabilities with a rich set of peripherals, making it an ideal choice for developers seeking efficiency and scalability in compact electronic designs.
Key Features and Technical Specifications
Operating at a clock speed of 16MHz, the STM8S105S4T6CTR leverages STMicroelectronics’ proprietary STM8 core to ensure rapid execution of complex tasks. Its 16KB of Flash memory (16K x 8) provides ample space for application code, while 2KB of RAM (2K x 8) supports seamless multitasking. The device also integrates 1KB of EEPROM for non-volatile data storage, eliminating the need for external memory components in many applications.
Engineered for durability, this microcontroller operates within a voltage range of 2.95V to 5.5V, ensuring compatibility with diverse power systems. Its robust design includes a built-in brown-out detection/reset circuit and a watchdog timer (WDT) to enhance system stability. The device’s 34 general-purpose I/O lines offer flexible connectivity options, complemented by advanced interfaces such as I²C, SPI, UART/USART, IrDA, and LINbus protocols.
| Core Processor | STM8 (8-bit) |
|---|---|
| Flash Memory | 16KB (16K x 8) |
| RAM | 2KB (2K x 8) |
| EEPROM | 1KB (1K x 8) |
| Operating Temperature | -40°C to 85°C |
| Package Type | 44-LQFP (10x10mm) |
Applications and Use Cases
The STM8S105S4T6CTR’s versatility makes it suitable for a wide array of applications. In industrial automation, its precise 10-bit ADCs (9 channels) enable accurate sensor data acquisition for monitoring systems. Automotive engineers utilize its LINbus interface for vehicle communication networks, while consumer electronics benefit from its low-power modes and compact 44-LQFP packaging. Additional applications include motor control systems, smart meters, and IoT-enabled devices requiring reliable embedded processing.
Design Advantages and Reliability
Manufactured using STMicroelectronics’ advanced semiconductor technology, the STM8S105S4T6CTR delivers superior noise immunity and thermal stability. Its internal oscillator eliminates the need for external clock sources, reducing bill-of-materials costs. The device’s wide operating temperature range (-40°C to 85°C) ensures dependable performance in harsh environments, from factory floors to automotive under-hood installations.
Why Choose the STM8S105S4T6CTR?
Engineers and designers prefer this microcontroller for its optimal balance of performance, power efficiency, and integration. Compared to competing 8-bit MCUs, it offers enhanced peripheral sets—including programmable PWM channels for motor control—without compromising on cost-effectiveness. The comprehensive STM8 ecosystem, featuring development tools like the STM8S Discovery Kit and STVD8 IDE, accelerates prototyping and reduces time-to-market for new products.
Whether implementing smart home devices, industrial monitoring systems, or automotive subsystems, the STM8S105S4T6CTR provides a future-proof solution with scalable memory options and long-term supply assurance from a trusted semiconductor manufacturer. Its RoHS-compliant packaging and compliance with industry standards further enhance its appeal for global deployments.
Tags: STM8 Microcontroller, Embedded Solutions, Industrial Electronics, Automotive MCU, IoT Devices