STMicroelectronics

STM8S105C6T6 - 8-bit MCU, 16MHz, 32KB Flash | STMicroelectronics

MPN: STM8S105C6T6 ✓ فعال
2.95 V to 5.5 V Vdss LQFP-48 (7x7 mm) Package 16 MHz Speed 32 KB (32K x 8) Flash Memory
MOQ: 1 |

STM8S105C6T6 جائزہ

The STM8S105C6T6 is an 8-bit microcontroller from STMicroelectronics' STM8S access line, featuring a 16 MHz advanced STM8 core with Harvard architecture and a 3-stage pipeline. It offers 32 KB of Flash program memory, 2 KB of RAM, and 1 KB of true data EEPROM, making it a cost-effective solution for a wide range of embedded control applications. The device is housed in a 48-pin LQFP package (7x7 mm) and operates over a supply voltage range of 2.95V to 5.5V, with an operating temperature range of -40°C to +85°C.

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.

کے لیے ڈراپ اِن متبادل STM8S105C6T6 — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔

اس سیریز میں مختلف ورژن

اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں STM8S105C6T6 (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Package, ADC Resolution, Core, Flash Program Memory, Operating Temperature Range.

STMicroelectronics
Package: 48-LQFP (7x7 mm)
Core: STM8 8-bit
Flash Program Memory: 32 KB (32K x 8)
موازنہ کریں STM8S105C6T6 →
STMicroelectronics
Package: 48-LQFP
Core: STM8 8-bit
Operating Temperature Range: -40°C to 85°C
موازنہ کریں STM8S105C6T6 →
STMicroelectronics
Package: 48-pin LQFP (LFQP)
ADC Resolution: 10 bit
Flash Program Memory: 16 KB (16K x 8)
موازنہ کریں STM8S105C6T6 →
STMicroelectronics
Package: 48-LQFP (7 x 7 mm)
Flash Program Memory: 32 KB (32K x 8)
موازنہ کریں STM8S105C6T6 →
STMicroelectronics
Core: STM8 8-bit
موازنہ کریں STM8S105C6T6 →

STM8S105C6T6TR

✅ ڈراپ-اِن
📦 LQFP-48
Same die and package, tape-and-reel packaging variant

📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)

STM8S105C8T6

✅ ڈراپ-اِن
📦 LQFP-48
64 KB Flash instead of 32 KB, pin-compatible

📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)

STM8AF6268TCX

✅ ڈراپ-اِن
📦 LQFP-48
AEC-Q100 automotive grade, same package and pinout

📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)

STM8S105C4T6

✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہ
STMicroelectronics
📦 LQFP-48
8-bit microcontroller · CISC · 16 MHz · 16 KB (16K x 8) · 2 KB · 10 bit · 2.95 V to 5.5 V

قیمت کے لیے رابطہ کریں

ڈیٹا شیٹ دیکھیں →
ℹ️ 1 کراس پیکیج پارٹ(s) چھپے ہوئے — مختلف پیکیج کے لیے PCB ری ورک درکار ہے اور یہ حقیقی ڈراپ اِن متبادل نہیں ہے۔ ہم سے رابطہ کریں اگر آپ کو کراس پیکیج تجاویز کی ضرورت ہو۔

STM8S105C6T6 زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات

Core STM8 8-bit CISC
زیادہ سے زیادہ کلاک فریکوئنسی 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
پیکیج LQFP-48 (7x7 mm)
ماؤنٹنگ ٹائپ Surface Mount
آپریٹنگ درجہ حرارت رینج -40°C to +85°C
RoHS اسٹیٹس Compliant

STM8S105C6T6 پن کنفیگریشن

LQFP-48 Package Pinout Diagram LQFP-48 7x7mm, P0.5mm, JEDEC MS-026. 1 12 LQFP-48
پن 1 PD0 — Port D0, general purpose I/O
پن 2 PD1 — Port D1, general purpose I/O
پن 3 PD2 — Port D2, general purpose I/O
پن 4 PD3 — Port D3, general purpose I/O
پن 5 PD4 — Port D4, general purpose I/O
پن 6 PD5 — Port D5, general purpose I/O
پن 7 PD6 — Port D6, general purpose I/O
پن 8 PD7 — Port D7, general purpose I/O
پن 9 VSS — Ground
پن 10 VDD — Power supply
پن 11 PA0 — Port A0, general purpose I/O
پن 12 PA1 — Port A1, general purpose I/O
پن 13 PA2 — Port A2, general purpose I/O
پن 14 PA3 — Port A3, general purpose I/O
پن 15 PA4 — Port A4, general purpose I/O
پن 16 PA5 — Port A5, general purpose I/O
پن 17 PA6 — Port A6, general purpose I/O
پن 18 PA7 — Port A7, general purpose I/O
پن 19 PB0 — Port B0, general purpose I/O
پن 20 PB1 — Port B1, general purpose I/O
پن 21 PB2 — Port B2, general purpose I/O
پن 22 PB3 — Port B3, general purpose I/O
پن 23 PB4 — Port B4, general purpose I/O
پن 24 PB5 — Port B5, general purpose I/O
پن 25 PB6 — Port B6, general purpose I/O
پن 26 PB7 — Port B7, general purpose I/O
پن 27 PC0 — Port C0, general purpose I/O
پن 28 PC1 — Port C1, general purpose I/O
پن 29 PC2 — Port C2, general purpose I/O
پن 30 PC3 — Port C3, general purpose I/O
پن 31 PC4 — Port C4, general purpose I/O
پن 32 PC5 — Port C5, general purpose I/O
پن 33 PC6 — Port C6, general purpose I/O
پن 34 PC7 — Port C7, general purpose I/O
پن 35 NRST — Reset (active low)
پن 36 VSS — Ground
پن 37 VDD — Power supply
پن 38 OSCIN — Oscillator input
پن 39 OSCOUT — Oscillator output
پن 40 PE0 — Port E0, general purpose I/O
پن 41 PE1 — Port E1, general purpose I/O
پن 42 PE2 — Port E2, general purpose I/O
پن 43 PE3 — Port E3, general purpose I/O
پن 44 PE4 — Port E4, general purpose I/O
پن 45 PE5 — Port E5, general purpose I/O
پن 46 PE6 — Port E6, general purpose I/O
پن 47 PE7 — Port E7, general purpose I/O
پن 48 VDDA — Analog power supply

عام استعمالات

STM8S105C6T6 کے لیے موزوں ہے 6 ایپلیکیشنs: 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.

🔧

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.

🚗

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.

🔧

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.

🧩

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.

📱

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.

تجویز کردہ پروڈکٹس کا خلاصہ

L6203 Motor driver for actuator control استعمال ہوتا ہے: Industrial Automation M24C02 External EEPROM for data logging استعمال ہوتا ہے: Industrial Automation BT136 TRIAC for AC load switching استعمال ہوتا ہے: Home Appliances LM35 Temperature sensor for control استعمال ہوتا ہے: Home Appliances VN820 High-side driver for loads استعمال ہوتا ہے: Automotive Body Electronics TJA1020 LIN transceiver for communication استعمال ہوتا ہے: Automotive Body Electronics IRF540N MOSFET for motor drive استعمال ہوتا ہے: Power Tools LM393 Comparator for current sensing استعمال ہوتا ہے: Power Tools SHT30 Digital temperature/humidity sensor استعمال ہوتا ہے: Smart Sensors SX1276 LoRa transceiver for wireless communication استعمال ہوتا ہے: Smart Sensors MCP23008 I2C I/O expander for more inputs استعمال ہوتا ہے: Consumer Electronics 24LC256 External EEPROM for data storage استعمال ہوتا ہے: Consumer Electronics
What is the maximum clock frequency of STM8S105C6T6?
The STM8S105C6T6 operates at a maximum clock frequency of 16 MHz. According to the STM8S105C6 datasheet, the STM8 core delivers 16 MIPS throughput at this frequency, providing efficient processing for 8-bit applications.
How much Flash memory does STM8S105C6T6 have?
The STM8S105C6T6 has 32 KB of Flash program memory. This is organized as 32K x 8 bits and is part of the medium-density STM8S105xx family, which offers from 16 to 32 KB Flash.
What is the operating voltage range of STM8S105C6T6?
The STM8S105C6T6 operates over a supply voltage range of 2.95V to 5.5V. This wide range allows direct connection to 3.3V and 5V logic systems, simplifying power supply design in mixed-voltage applications.
Does STM8S105C6T6 have an integrated EEPROM?
Yes, the STM8S105C6T6 includes 1 KB of true data EEPROM with up to 300,000 write/erase cycles. This allows non-volatile data storage without external memory, reducing BOM cost and board space.
What communication interfaces are available on STM8S105C6T6?
The STM8S105C6T6 supports UART, SPI, and I2C communication interfaces. These enable connectivity with sensors, displays, and other microcontrollers, making it versatile for embedded control systems.
What is the package type of STM8S105C6T6?
The STM8S105C6T6 is available in a 48-pin LQFP package with a 7x7 mm body size. This surface-mount package is suitable for compact PCB designs and provides 38 I/O pins.
What is the difference between STM8S105C6T6 and STM8S105S6T6C?
The STM8S105C6T6 has 48 pins in an LQFP-48 package, while the STM8S105S6T6C has 44 pins in an LQFP-44 package. Both have 32 KB Flash and 2 KB RAM, but the C6T6 offers 38 I/O pins versus 34 on the S6T6C. The S6T6C is not pin-compatible due to the different package.
Can STM8S105C6T6 be used in automotive applications?
The standard STM8S105C6T6 is not AEC-Q100 qualified, so it is not recommended for automotive applications. For automotive use, consider the STM8AF6268TCX, which is AEC-Q100 qualified and pin-compatible in the same LQFP-48 package.
What is the best drop-in replacement for STM8S105C6T6?
The best drop-in replacement for STM8S105C6T6 is the STM8S105C6T6TR, which is the tape-and-reel packaging variant with identical specifications and pinout. For a functional alternative with more Flash, the STM8S105C8T6 (64 KB Flash) is pin-compatible in the same LQFP-48 package.
Where can I download the STM8S105C6T6 datasheet PDF?
The STM8S105C6T6 datasheet PDF can be downloaded from the STMicroelectronics website at https://www.st.com/resource/en/datasheet/stm8s105c6.pdf. It is also available on distributor sites like DigiKey and Mouser.
What is the price of STM8S105C6T6?
As of 2026-08-14, the STM8S105C6T6 is priced at approximately $2.85 for single-unit quantities, decreasing to $1.85 at 1000 units. Prices vary by distributor and quantity, so check DigiKey or Mouser for current pricing.
Is STM8S105C6T6 in stock?
Yes, the STM8S105C6T6 is in stock at major distributors. DigiKey lists it as 'ships today', and Wolfchip reports in stock as of February 2026. Availability may change, so verify current stock before ordering.
What is the lead time for STM8S105C6T6?
The typical lead time for STM8S105C6T6 is 4-6 weeks for large orders, but it is readily available from distributors like DigiKey and Mouser for immediate shipment. For bulk orders, contact STMicroelectronics or an authorized distributor for accurate lead times.
STM8S105C6T6 vs STM8S208C8T6 - which is better for industrial control?
For industrial control, the STM8S208C8T6 offers 64 KB Flash and additional features like a CAN interface, making it better for complex applications. The STM8S105C6T6 is more cost-effective for simpler tasks with 32 KB Flash and no CAN. Both are in LQFP-48, but the 208C8T6 has more memory and peripherals.
When should I choose STM8S105C6T6 over STM8S105C8T6?
Choose the STM8S105C6T6 when 32 KB Flash is sufficient for your application and cost is a priority. The STM8S105C8T6 offers 64 KB Flash, which is useful for larger firmware, but at a higher price. If your code fits in 32 KB, the C6T6 is the more economical choice.
What is the best STM8AF equivalent for STM8S105C6T6?
The STM8AF6268TCX is the best STMicroelectronics automotive-grade equivalent for STM8S105C6T6. It is AEC-Q100 qualified, pin-compatible in the LQFP-48 package, and offers similar performance with 32 KB Flash, making it a drop-in replacement for automotive applications.
Is STM8S105C6T6 the same as STM8S105C8T6?
No, the STM8S105C6T6 and STM8S105C8T6 are not the same. The C6T6 has 32 KB Flash, while the C8T6 has 64 KB Flash. They share the same LQFP-48 package and pinout, so the C8T6 is a drop-in replacement with more memory.
What are the key specifications of STM8S105C6T6 that engineers should know?
The STM8S105C6T6 is an 8-bit MCU with a 16 MHz STM8 core, 32 KB Flash, 2 KB RAM, 1 KB EEPROM, 38 I/O pins, 10-bit ADC with 10 channels, UART/SPI/I2C interfaces, and operates from 2.95V to 5.5V. It is housed in an LQFP-48 package and is RoHS compliant.

کے لیے انجینئرنگ ریفرنس ڈیٹا STM8S105C6T6 — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔

انتخاب کی گائیڈ

Choose the STM8S105C6T6 when you need a cost-effective 8-bit MCU with 32 KB Flash, 2 KB RAM, and a rich peripheral set in an LQFP-48 package. It is ideal for industrial control, home appliances, and consumer electronics where 5V operation and EEPROM are required. If you need more Flash, the STM8S105C8T6 is a drop-in replacement with 64 KB Flash. For automotive applications, select the STM8AF6268TCX, which is AEC-Q100 qualified. If you require a smaller package, consider the STM8S105S6T6C (LQFP-44), but note it is not pin-compatible. For cross-brand alternatives, the Nuvoton N76E003AT20 is a functional equivalent but requires PCB redesign due to different package and pinout.

متبادلات کے ساتھ موازنہ

پیرامیٹر یہ پروڈکٹ 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

اہم امتیازی خصوصیات

  • True data EEPROM with 300k write/erase cycles (بمقابلہSTM8S105C8T6)
  • 5V operation with 5V-tolerant I/Os (بمقابلہN76E003AT20)
  • Wide operating temperature range (بمقابلہSTM8S105C4T6)

ڈیزائن نوٹس

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.

تعمیل کی معلومات

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Qualified
لیڈ فری
Yes
ہیلوجن فری
Unknown
کنفلیکٹ منرلز
Compliant

RoHS compliant per STMicroelectronics product page. Not AEC-Q100 qualified; use STM8AF6268TCX for automotive.

ڈیٹا کی تصدیق کی تاریخ: 2026-08-14 — ڈیٹا XAIPART کی کمپوننٹ انجینئرنگ ٹیم کے ذریعے تصدیق شدہ اور ترتیب شدہ

متعلقہ تلاشیں

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متعلقہ اجزاء اور اصطلاحات

STMicroelectronics STM8S105C6T6 STM8S105C6T6TR STM8S105C8T6 STM8AF6268TCX STM8S105C4T6 N76E003AT20 8-bit microcontroller MCU STM8 core LQFP-48 QFP family surface mount RoHS AEC-Q100 UART SPI I2C 10-bit ADC Flash memory EEPROM industrial automation home appliances automotive body electronics
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