STM8S208C8T6 - 8-Bit 24MHz MCU, 64KB Flash | STMicroelectronics
料号： STM8S208C8T6 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $1.53 | $1.53 |
| 10 | $1.38 | $13.80 |
| 100 | $1.22 | $122.00 |
| 500 | $1.08 | $540.00 |
| 1,000 | $0.95 | $950.00 |
STM8S208C8T6 概述
An 8-bit microcontroller (MCU) is a single-chip computer with an 8-bit central processing unit (CPU), memory, and peripherals. It is a type of embedded processor used to control electronic systems. In the hierarchy of computing devices, an 8-bit MCU is a subset of microcontrollers, which are a subset of embedded systems, which are a subset of electronic systems. The STM8S208C8T6 is a CISC (Complex Instruction Set Computer) architecture MCU, offering a rich instruction set and efficient code density.
Key features of the STM8S208C8T6 include a 10-bit analog-to-digital converter (ADC) with up to 16 channels, multiple timers (including a 16-bit advanced control timer, a 16-bit general-purpose timer, and a basic timer), and a comprehensive set of communication interfaces: two UARTs, one SPI, one I2C, and one CAN interface. The device also includes an integrated EEPROM for data storage, a watchdog timer, and a low-power mode for energy-efficient operation.
The STM8S208C8T6 is built on a high-performance 8-bit core with a three-stage pipeline, achieving up to 20 MIPS at 24 MHz. It features a flexible clock control with an internal RC oscillator, an external crystal oscillator, and a phase-locked loop (PLL) for frequency multiplication. The device supports in-circuit programming and debugging via the SWIM (Single Wire Interface Module) interface, simplifying firmware development and field updates.
Typical applications include industrial control systems, home automation, consumer electronics, automotive body electronics, and power management. The CAN interface makes it particularly suitable for automotive and industrial networking applications where robust communication is required. The wide operating voltage range and low-power modes enable battery-powered and energy-harvesting designs.
When designing with the STM8S208C8T6, ensure proper decoupling of the power supply pins with 100nF capacitors placed close to the VDD and VSS pins. The SWIM interface should be reserved for programming and debugging. For CAN applications, an external CAN transceiver (e.g., TJA1050) is required. The device is RoHS compliant and available in tray packaging.
直接替换替代料： STM8S208C8T6 ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： STM8S208C8T6 （相同外形与封装尺寸） ——差异在于 ADC, CAN, Core, EEPROM, Package.
快速对比工具——选择替代料号进行并排对比：
STM8S207C8T6
✅ 直接替换✓ 有现货
$1.95 / 个
查看数据手册 →STM8S208C8T6B
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
STM8AF6288TCY
✅ 直接替换📋 参考替代料（不在目录中）
STM8S208C8T6 最大额定值与电气特性
| Core | STM8 8-bit CISC |
| Maximum Frequency | 24 MHz |
| Flash Memory | 64 KB (64K x 8) |
| EEPROM | 2 KB |
| RAM | 4 KB |
| 电源电压 | 2.95V to 5.5V |
| ADC | 10-bit, up to 16 channels |
| Timers | 2x 16-bit, 1x 8-bit, 1x basic |
| UART | 2 |
| SPI | 1 |
| I2C | 1 |
| CAN | 1 |
| 封装 | 48-LQFP (7x7 mm) |
| 安装类型 | Surface Mount |
| 工作温度 | -40C to +85C |
| RoHS 状态 | Compliant |
STM8S208C8T6 引脚配置
| 引脚 1 | PB0 — General purpose I/O, timer input capture |
| 引脚 2 | PB1 — General purpose I/O, timer output compare |
| 引脚 3 | PB2 — General purpose I/O, SPI MOSI |
| 引脚 4 | PB3 — General purpose I/O, SPI MISO |
| 引脚 5 | PB4 — General purpose I/O, SPI SCK |
| 引脚 6 | PB5 — General purpose I/O, I2C SCL |
| 引脚 7 | PB6 — General purpose I/O, I2C SDA |
| 引脚 8 | VSS — Ground |
| 引脚 9 | VDD — Power supply |
| 引脚 10 | PC0 — General purpose I/O, ADC input |
| 引脚 11 | PC1 — General purpose I/O, ADC input |
| 引脚 12 | PC2 — General purpose I/O, ADC input |
| 引脚 13 | PC3 — General purpose I/O, ADC input |
| 引脚 14 | PC4 — General purpose I/O, ADC input |
| 引脚 15 | PC5 — General purpose I/O, ADC input |
| 引脚 16 | PC6 — General purpose I/O, ADC input |
| 引脚 17 | PC7 — General purpose I/O, ADC input |
| 引脚 18 | PD0 — General purpose I/O, UART1 TX |
| 引脚 19 | PD1 — General purpose I/O, UART1 RX |
| 引脚 20 | PD2 — General purpose I/O, UART2 TX |
| 引脚 21 | PD3 — General purpose I/O, UART2 RX |
| 引脚 22 | PD4 — General purpose I/O, CAN TX |
| 引脚 23 | PD5 — General purpose I/O, CAN RX |
| 引脚 24 | PD6 — General purpose I/O, timer input |
| 引脚 25 | PD7 — General purpose I/O, timer output |
| 引脚 26 | PE0 — General purpose I/O, external interrupt |
| 引脚 27 | PE1 — General purpose I/O, external interrupt |
| 引脚 28 | PE2 — General purpose I/O, external interrupt |
| 引脚 29 | PE3 — General purpose I/O, external interrupt |
| 引脚 30 | PE4 — General purpose I/O, external interrupt |
| 引脚 31 | PE5 — General purpose I/O, external interrupt |
| 引脚 32 | PE6 — General purpose I/O, external interrupt |
| 引脚 33 | PE7 — General purpose I/O, external interrupt |
| 引脚 34 | PF0 — General purpose I/O, ADC input |
| 引脚 35 | PF1 — General purpose I/O, ADC input |
| 引脚 36 | PF2 — General purpose I/O, ADC input |
| 引脚 37 | PF3 — General purpose I/O, ADC input |
| 引脚 38 | PF4 — General purpose I/O, ADC input |
| 引脚 39 | PF5 — General purpose I/O, ADC input |
| 引脚 40 | PF6 — General purpose I/O, ADC input |
| 引脚 41 | PF7 — General purpose I/O, ADC input |
| 引脚 42 | NRST — Reset (active low) |
| 引脚 43 | OSCIN — Oscillator input |
| 引脚 44 | OSCOUT — Oscillator output |
| 引脚 45 | VSS — Ground |
| 引脚 46 | VDD — Power supply |
| 引脚 47 | PA0 — General purpose I/O, timer input |
| 引脚 48 | PA1 — General purpose I/O, timer output |
典型应用
STM8S208C8T6 适用于 6 应用s: Industrial Control, Automotive Body Electronics, Home Automation, Consumer Electronics, Power Management, Medical Devices.
Industrial Control
The STM8S208C8T6 is well-suited for industrial control systems due to its robust communication interfaces (CAN, UART, SPI, I2C) and wide operating voltage range. It can handle real-time control tasks with its 24 MHz core and multiple timers. The CAN interface enables reliable communication in industrial networks, while the 10-bit ADC allows for analog sensor interfacing. Its low-power modes help reduce energy consumption in always-on systems. The device's 64KB Flash provides ample code space for complex control algorithms, and the integrated EEPROM allows for parameter storage without external memory.
推荐
Automotive Body Electronics
The STM8S208C8T6 is ideal for automotive body electronics such as window lifters, mirror control, and lighting modules. Its CAN interface allows integration into the vehicle's CAN bus network, enabling communication with other ECUs. The wide supply voltage range (2.95V to 5.5V) accommodates automotive battery voltage variations. The device's robustness and extended temperature range (-40C to +85C) ensure reliable operation in harsh automotive environments. The 10-bit ADC can read analog sensors like temperature and position sensors, while the timers generate PWM signals for motor control. The integrated EEPROM stores calibration data and fault codes.
推荐
Home Automation
The STM8S208C8T6 is a cost-effective solution for home automation devices such as smart thermostats, lighting controllers, and security systems. Its low-power modes enable battery-powered operation, and the I2C interface allows connection to sensors and actuators. The device's 24 MHz core provides sufficient processing power for control algorithms and user interface handling. The UART interface can be used for communication with Wi-Fi or Bluetooth modules, enabling IoT connectivity. The 10-bit ADC reads analog sensors like temperature and light sensors, while the timers generate PWM for dimming LEDs. The 64KB Flash allows for firmware updates over-the-air.
推荐
Consumer Electronics
The STM8S208C8T6 is used in consumer electronics like remote controls, small appliances, and gaming peripherals. Its low cost and low power consumption make it ideal for high-volume products. The device's multiple timers and PWM outputs can drive LEDs and buzzers, while the UART and SPI interfaces enable communication with other ICs. The 10-bit ADC can read potentiometers for user input. The 64KB Flash provides enough space for application code, and the integrated EEPROM stores user settings. The device's small 48-pin LQFP package is suitable for compact PCB designs.
推荐
Power Management
The STM8S208C8T6 can be used in power management applications such as smart power strips, battery management systems, and solar charge controllers. Its ADC monitors voltage and current, while the timers generate PWM for power conversion. The CAN interface allows communication with other power management units in a system. The device's low-power modes help minimize standby power consumption. The wide operating voltage range allows direct connection to battery voltages. The 64KB Flash stores complex power management algorithms, and the EEPROM stores calibration and configuration data.
推荐
Medical Devices
The STM8S208C8T6 is suitable for medical devices such as patient monitors, infusion pumps, and diagnostic equipment. Its reliability and wide operating temperature range ensure consistent performance. The device's ADC can interface with medical sensors, while the UART and SPI interfaces enable communication with display modules and other peripherals. The low-power modes are beneficial for battery-powered portable medical devices. The 64KB Flash provides ample space for medical algorithms, and the EEPROM stores patient data and device settings. The device's small package is ideal for compact medical devices.
推荐
推荐产品汇总
工程参考数据： STM8S208C8T6 ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | STM8S207C8T6 | STM8S208C8T6B | STM8AF6288TCY |
|---|---|---|---|---|
| Package | 48-LQFP (7x7 mm) | 48-LQFP (7x7 mm) - same | 48-LQFP (7x7 mm) - same | 48-LQFP (7x7 mm) - same |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Core | STM8 8-bit CISC | STM8 8-bit CISC | STM8 8-bit CISC | STM8 8-bit CISC |
| Maximum Frequency | 24 MHz | 24 MHz | 24 MHz | 24 MHz |
| Flash Memory | 64 KB | 64 KB | 64 KB | 64 KB |
| CAN Interface | Yes | No | Yes | Yes |
| Automotive Grade | No | No | No | Yes (AEC-Q100) |
| Supply Voltage | 2.95V to 5.5V | 2.95V to 5.5V | 2.95V to 5.5V | 2.95V to 5.5V |
关键差异点
- Integrated CAN interface （对比 STM8S207C8T6)
- Automotive grade option （对比 STM8AF6288TCY)
- Wide supply voltage range （对比 STM8S207C8T6)
设计说明
Decouple the VDD pins with 100nF ceramic capacitors placed as close to the pins as possible. Additionally, use a 10uF bulk capacitor near the power input to handle transient currents. The STM8S208C8T6 operates from 2.95V to 5.5V, so ensure the supply voltage stays within this range under all load conditions.
For the 48-pin LQFP package, ensure proper solder paste stencil design to avoid solder bridging. The exposed pad (if present) should be connected to ground for thermal relief. Follow ST's layout guidelines for the SWIM interface to ensure reliable programming and debugging.
When using the CAN interface, an external CAN transceiver (e.g., TJA1050) is required. Ensure proper termination resistors (120 ohms) at both ends of the CAN bus. Also, the SWIM interface should be reserved for programming and debugging; do not use those pins for other functions in production.
合规信息
RoHS compliant per STMicroelectronics product page. Not AEC-Q100 qualified - choose STM8AF6288TCY for automotive.
