STM8S105K4U6ATR

Product Overview

• Category: Microcontroller
• Use: Embedded systems, IoT devices, consumer electronics
• Characteristics: Low power consumption, high performance, rich peripheral set
• Package: TQFP-32
• Essence: 8-bit microcontroller with advanced features
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Architecture: STM8 core
• CPU Frequency: Up to 16 MHz
• Flash Memory: 32 KB
• RAM: 2 KB
• Operating Voltage: 2.95V to 5.5V
• I/O Pins: 32
• Timers: 3 x 16-bit timers, 1 x 8-bit timer
• Communication Interfaces: UART, SPI, I2C
• Analog-to-Digital Converter (ADC): 10-bit, 5 channels
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The STM8S105K4U6ATR microcontroller has a total of 32 pins arranged in a TQFP-32 package. The pin configuration is as follows:

1 VSS 16 PC3 2 NRST 15 PC2 3 VDD 14 PC1 4 PD4 13 PC0 5 PD3 12 PB7 6 PD2 11 PB6 7 PD1 10 PB5 8 PD0 9 PB4

... (detailed pin configuration continues)

Functional Features

• High-performance STM8 core for efficient processing
• Low power consumption for extended battery life
• Rich peripheral set including timers, UART, SPI, and I2C interfaces
• 10-bit ADC for accurate analog measurements
• Wide operating voltage range for versatile applications
• Robust package design for reliable operation in harsh environments

Advantages and Disadvantages

Advantages

• High-performance microcontroller suitable for various applications
• Low power consumption extends battery life in portable devices
• Rich peripheral set simplifies system integration
• Wide operating voltage range allows flexibility in power supply options
• Robust package design ensures reliability in challenging conditions

Disadvantages

• Limited flash memory and RAM may restrict the complexity of applications
• 8-bit architecture may not be suitable for computationally intensive tasks
• Limited number of I/O pins may require external multiplexing in complex systems

Working Principles

The STM8S105K4U6ATR microcontroller is based on the STM8 core architecture. It operates at a maximum frequency of 16 MHz and features a rich set of peripherals, including timers, communication interfaces, and an ADC. The microcontroller executes instructions stored in its flash memory and interacts with external devices through its I/O pins.

Application Field Plans

The STM8S105K4U6ATR microcontroller finds applications in various fields, including:

1. Home automation systems
2. Industrial control systems
3. Automotive electronics
4. Consumer electronics
5. Internet of Things (IoT) devices

Alternative Models

• STM8S003F3P6TR: 8-bit microcontroller with 8 KB flash memory and 1 KB RAM
• STM8L152C6T6TR: Ultra-low-power 8-bit microcontroller with 32 KB flash memory and 2 KB RAM
• STM8S207K6T6C: 8-bit microcontroller with 32 KB flash memory, 2 KB RAM, and additional features for motor control applications

These alternative models offer different specifications and features to cater to specific application requirements.

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