STM8S105C6T6 - 8-bit MCU, 16MHz, 32KB Flash | STMicroelectronics
MPN: STM8S105C6T6 ✓ نشطSTM8S105C6T6 نظرة عامة
An 8-bit microcontroller (MCU) is a single-chip computer with an 8-bit data bus, integrating a processor core, memory, and programmable input/output peripherals. The STM8S105C6T6 belongs to the STM8S family, which is part of the broader STM8 microcontroller series, positioned below the 32-bit STM32 family in STMicroelectronics' product hierarchy. It is designed for applications requiring moderate processing power, low power consumption, and rich peripheral integration, such as industrial control, home appliances, and automotive body electronics.
Key features include a 10-bit analog-to-digital converter (ADC) with up to 10 channels, multiple 16-bit timers, and a full set of communication interfaces: UART, SPI, and I2C. The device also integrates a true data EEPROM with up to 300,000 write/erase cycles, enabling data storage without external memory. The STM8 core operates at up to 16 MHz, delivering 16 MIPS throughput, and supports a wide range of clock sources including internal RC oscillators and external crystals.
The STM8S105C6T6 is built on a high-density Flash technology, providing robust program memory endurance and fast programming. The architecture includes a nested interrupt controller with 28 interrupt vectors, enhancing real-time responsiveness. The device also features a low-power mode with typical current consumption of 5 µA in Halt mode, making it suitable for battery-powered applications.
Typical applications include industrial automation, home appliances (e.g., washing machines, air conditioners), power tools, and automotive body control modules. The rich peripheral set and 5V-tolerant I/Os allow direct interfacing with sensors, relays, and displays without level shifting. The LQFP-48 package provides 38 I/O pins, offering ample connectivity for control and communication.
When designing with this MCU, ensure proper decoupling of the VDD and VDDA pins with 100 nF capacitors placed close to the device. The NRST pin should be connected to a 100 nF capacitor to ground for reliable reset. For applications requiring precise timing, use an external crystal oscillator with load capacitors as specified in the datasheet.
بدائل مباشرة لـ STM8S105C6T6 — نفس الحزمة، متوافق دبوس بدبوس. تُستثنى القطع ذات الحزم المختلفة التي تتطلب تعديل PCB.
الطرازات في هذه السلسلة
طرازات من نفس السلسلة متوافقة تمامًا مع STM8S105C6T6 (نفس عامل الشكل والبصمة) — يختلف في Package, ADC Resolution, Core, Flash Program Memory, Operating Temperature Range.
STM8S105C6T6TR
✅ بديل مباشر📋 بديل مرجعي (غير موجود في الكتالوج)
STM8S105C8T6
✅ بديل مباشر📋 بديل مرجعي (غير موجود في الكتالوج)
STM8AF6268TCX
✅ بديل مباشر📋 بديل مرجعي (غير موجود في الكتالوج)
STM8S105C4T6
✅ بديل مباشر ⚠️ مواصفات غير مُتحقق منهاتواصل لمعرفة السعر
عرض ورقة البيانات ←STM8S105C6T6 الحدود القصوى والخصائص الكهربائية
| Core | STM8 8-bit CISC |
| أقصى تردد للساعة | 16 MHz |
| Program Memory Size | 32 KB (32K x 8) Flash |
| RAM Size | 2 KB |
| Data EEPROM Size | 1 KB |
| Number of I/O Pins | 38 |
| Supply Voltage Range | 2.95 V to 5.5 V |
| ADC Resolution | 10-bit |
| Number of ADC Channels | 10 |
| Timer Count | 3 (16-bit) |
| Communication Interfaces | UART, SPI, I2C |
| العلبة | LQFP-48 (7x7 mm) |
| نوع التركيب | Surface Mount |
| نطاق درجة حرارة التشغيل | -40°C to +85°C |
| حالة RoHS | Compliant |
تكوين أطراف STM8S105C6T6
| دبوس 1 | PD0 — Port D0, general purpose I/O |
| دبوس 2 | PD1 — Port D1, general purpose I/O |
| دبوس 3 | PD2 — Port D2, general purpose I/O |
| دبوس 4 | PD3 — Port D3, general purpose I/O |
| دبوس 5 | PD4 — Port D4, general purpose I/O |
| دبوس 6 | PD5 — Port D5, general purpose I/O |
| دبوس 7 | PD6 — Port D6, general purpose I/O |
| دبوس 8 | PD7 — Port D7, general purpose I/O |
| دبوس 9 | VSS — Ground |
| دبوس 10 | VDD — Power supply |
| دبوس 11 | PA0 — Port A0, general purpose I/O |
| دبوس 12 | PA1 — Port A1, general purpose I/O |
| دبوس 13 | PA2 — Port A2, general purpose I/O |
| دبوس 14 | PA3 — Port A3, general purpose I/O |
| دبوس 15 | PA4 — Port A4, general purpose I/O |
| دبوس 16 | PA5 — Port A5, general purpose I/O |
| دبوس 17 | PA6 — Port A6, general purpose I/O |
| دبوس 18 | PA7 — Port A7, general purpose I/O |
| دبوس 19 | PB0 — Port B0, general purpose I/O |
| دبوس 20 | PB1 — Port B1, general purpose I/O |
| دبوس 21 | PB2 — Port B2, general purpose I/O |
| دبوس 22 | PB3 — Port B3, general purpose I/O |
| دبوس 23 | PB4 — Port B4, general purpose I/O |
| دبوس 24 | PB5 — Port B5, general purpose I/O |
| دبوس 25 | PB6 — Port B6, general purpose I/O |
| دبوس 26 | PB7 — Port B7, general purpose I/O |
| دبوس 27 | PC0 — Port C0, general purpose I/O |
| دبوس 28 | PC1 — Port C1, general purpose I/O |
| دبوس 29 | PC2 — Port C2, general purpose I/O |
| دبوس 30 | PC3 — Port C3, general purpose I/O |
| دبوس 31 | PC4 — Port C4, general purpose I/O |
| دبوس 32 | PC5 — Port C5, general purpose I/O |
| دبوس 33 | PC6 — Port C6, general purpose I/O |
| دبوس 34 | PC7 — Port C7, general purpose I/O |
| دبوس 35 | NRST — Reset (active low) |
| دبوس 36 | VSS — Ground |
| دبوس 37 | VDD — Power supply |
| دبوس 38 | OSCIN — Oscillator input |
| دبوس 39 | OSCOUT — Oscillator output |
| دبوس 40 | PE0 — Port E0, general purpose I/O |
| دبوس 41 | PE1 — Port E1, general purpose I/O |
| دبوس 42 | PE2 — Port E2, general purpose I/O |
| دبوس 43 | PE3 — Port E3, general purpose I/O |
| دبوس 44 | PE4 — Port E4, general purpose I/O |
| دبوس 45 | PE5 — Port E5, general purpose I/O |
| دبوس 46 | PE6 — Port E6, general purpose I/O |
| دبوس 47 | PE7 — Port E7, general purpose I/O |
| دبوس 48 | VDDA — Analog power supply |
التطبيقات النموذجية
STM8S105C6T6 مناسب لـ 6 التطبيقs: Industrial Automation, Home Appliances, Automotive Body Electronics, Power Tools, Smart Sensors, Consumer Electronics.
Industrial Automation
The STM8S105C6T6 is ideal for industrial automation due to its robust 5V operation, rich peripheral set (UART, SPI, I2C, timers, ADC), and wide temperature range. It can interface directly with sensors, actuators, and relays without level shifting, simplifying design. The 32 KB Flash and 2 KB RAM are sufficient for control algorithms, while the true EEPROM stores calibration data and fault logs. The 16 MHz core provides fast response for real-time control loops, and the low-power Halt mode reduces energy consumption in standby. Compared to 32-bit MCUs, it offers lower cost and adequate performance for tasks like motor control, conveyor monitoring, and process control.
موصى به
Home Appliances
In home appliances such as washing machines, air conditioners, and microwave ovens, the STM8S105C6T6 provides a cost-effective control solution. Its 5V operation directly interfaces with relays, buzzers, and LED displays, while the 10-bit ADC reads temperature sensors and potentiometers. The multiple timers generate PWM signals for motor speed control and heater regulation. The integrated EEPROM stores user settings and error codes, eliminating external memory. The device's robustness against electrical noise and wide voltage range ensures reliable operation in household environments. Its low power consumption in Halt mode is beneficial for standby power reduction, meeting energy efficiency standards.
موصى به
Automotive Body Electronics
The STM8S105C6T6 is suitable for automotive body electronics like window lifters, mirror controls, and lighting modules. Although not AEC-Q100 qualified, it can be used in non-safety-critical applications with proper derating. The 5V supply and 5V-tolerant I/Os interface with automotive sensors and switches. The UART and LIN (via software) enable communication with body control modules. The 16 MHz core handles real-time tasks like PWM dimming and switch debouncing. The wide temperature range (-40°C to +85°C) covers most automotive environments. For higher reliability, the STM8AF6268TCX is recommended as a drop-in alternative.
موصى به
Power Tools
The STM8S105C6T6 is well-suited for power tools like drills, saws, and grinders, where it manages motor control, battery monitoring, and safety features. The 10-bit ADC monitors battery voltage and current, while the timers generate PWM for variable speed control. The 5V operation is compatible with battery packs (e.g., 12V, 18V) with a simple regulator. The robust I/Os handle high-current switching via external MOSFET drivers. The integrated EEPROM stores usage logs and calibration data. The compact LQFP-48 package fits in handheld tool PCBs, and the low-power modes extend battery life during idle periods.
موصى به
Smart Sensors
The STM8S105C6T6 can be used in smart sensors for environmental monitoring, building automation, and IoT edge nodes. Its UART, SPI, and I2C interfaces connect to various sensors (temperature, humidity, gas) and wireless modules (e.g., LoRa, Zigbee). The 10-bit ADC reads analog sensor outputs, and the timers handle periodic sampling. The 32 KB Flash stores firmware for signal processing and calibration algorithms. The low-power Halt mode (5 µA) is ideal for battery-powered sensors, enabling long deployment life. The 5V operation simplifies interfacing with industrial sensors that require higher voltage levels.
موصى به
Consumer Electronics
In consumer electronics like remote controls, toys, and small appliances, the STM8S105C6T6 offers a low-cost, feature-rich MCU. Its 5V operation and 38 I/Os allow direct connection to buttons, LEDs, and small displays. The UART and I2C interfaces enable communication with other ICs like audio codecs and EEPROMs. The 16 MHz core provides enough processing power for user interface logic and simple algorithms. The integrated EEPROM stores user preferences and device settings. The compact LQFP-48 package is suitable for space-constrained designs, and the wide supply range accommodates battery-powered devices.
موصى به
ملخص المنتجات الموصى بها
بيانات مرجعية هندسية لـ STM8S105C6T6 — المقارنة وإرشادات التصميم ومعلومات الامتثال.
دليل الاختيار
المقارنة مع البدائل
| المعامل | هذا المنتج | STM8S105C6T6TR | STM8S105C8T6 | STM8AF6268TCX | STM8S105C4T6 |
|---|---|---|---|---|---|
| Package | LQFP-48 | LQFP-48 | LQFP-48 | LQFP-48 | LQFP-48 |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Flash Memory | 32 KB | 32 KB | 64 KB | 32 KB | 16 KB |
| RAM | 2 KB | 2 KB | 6 KB | 2 KB | 1 KB |
| EEPROM | 1 KB | 1 KB | 2 KB | 1 KB | 640 B |
| Automotive Grade | No | No | No | Yes (AEC-Q100) | No |
| Max Clock | 16 MHz | 16 MHz | 16 MHz | 16 MHz | 16 MHz |
| I/O Pins | 38 | 38 | 38 | 38 | 38 |
أبرز الفروقات
- True data EEPROM with 300k write/erase cycles (مقابلSTM8S105C8T6)
- 5V operation with 5V-tolerant I/Os (مقابلN76E003AT20)
- Wide operating temperature range (مقابلSTM8S105C4T6)
ملاحظات التصميم
Decouple the VDD and VDDA pins with 100 nF ceramic capacitors placed as close to the pins as possible. Additionally, use a 4.7 µF bulk capacitor on the main supply rail. The VDDA pin should be connected to VDD through a ferrite bead or a low-pass filter to reduce noise on the analog supply, which is critical for ADC accuracy.
For the LQFP-48 package, ensure proper solder paste stencil design to avoid bridging between pins. The exposed pad (if present) should be connected to ground with multiple vias for thermal relief. Keep high-speed communication lines (SPI, I2C) short and away from high-current traces to minimize crosstalk.
The NRST pin must be connected to a 100 nF capacitor to ground to ensure reliable reset. Do not leave the NRST pin floating. Also, ensure that the supply voltage does not exceed 5.5V, as this can damage the device. For programming, use the SWIM interface with a 1 kΩ resistor in series to the SWIM pin.
معلومات الامتثال
RoHS compliant per STMicroelectronics product page. Not AEC-Q100 qualified; use STM8AF6268TCX for automotive.
