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ST7271

Manufacturer: ST

8-BIT HCMOS MCUs WITH EEPROM AND TV/MONITOR DEDICATED FUNCTIONS

Partnumber Manufacturer Quantity Availability
ST7271 ST 499 In Stock

Description and Introduction

8-BIT HCMOS MCUs WITH EEPROM AND TV/MONITOR DEDICATED FUNCTIONS The part **ST7271** is manufactured by **STMicroelectronics (ST)**. Below are the specifications, descriptions, and features based on the available knowledge:

### **Specifications:**
- **Manufacturer:** STMicroelectronics (ST)  
- **Part Number:** ST7271  
- **Core:** 8-bit ST7 microcontroller  
- **Architecture:** ST7 core with enhanced instruction set  
- **Operating Voltage:** Typically 3.3V or 5V (depends on variant)  
- **Clock Speed:** Up to 8 MHz (varies by model)  
- **Memory:**  
  - **Flash/ROM:** Varies (e.g., 8KB, 16KB)  
  - **RAM:** Typically 256 bytes to 1KB  
  - **EEPROM:** Some variants include onboard EEPROM  
- **I/O Ports:** Multiple GPIO pins (exact count depends on package)  
- **Timers:** Includes 8-bit and 16-bit timers  
- **Communication Interfaces:**  
  - UART (serial communication)  
  - SPI (Serial Peripheral Interface)  
  - I2C (Inter-Integrated Circuit)  
- **ADC:** Some models include 8-bit or 10-bit ADC channels  
- **Packages:** Available in DIP, SOIC, or other surface-mount packages  

### **Descriptions:**
The **ST7271** is an 8-bit microcontroller from STMicroelectronics' **ST7** family, designed for embedded control applications. It features a robust architecture with integrated peripherals, making it suitable for industrial, automotive, and consumer electronics applications.  

### **Features:**
- **Low-power modes** for energy-efficient operation  
- **On-chip debugging support** (via SWIM interface)  
- **Wide operating temperature range** (industrial-grade variants available)  
- **Robust peripheral set** (timers, PWM, communication interfaces)  
- **Cost-effective solution** for embedded control systems  

For exact specifications, refer to the **ST7271 datasheet** from STMicroelectronics.

Application Scenarios & Design Considerations

8-BIT HCMOS MCUs WITH EEPROM AND TV/MONITOR DEDICATED FUNCTIONS

Alternative Part Number

  • TDA7271 --: Same function TV vertical deflection IC in a different series naming, pin-compatible in most applications.
  • LA7271 --: Equivalent vertical deflection driver IC commonly used as a drop-in replacement in CRT TV circuits.
  • AN7271 --: Similar vertical deflection IC with comparable ratings, usable as an alternative with minor circuit checks.
  • LA78040 --: Widely used vertical deflection output IC with comparable ratings, commonly substituted in CRT TV circuits.
  • TDA8172 --: Popular vertical deflection booster IC with similar electrical characteristics, suitable as a functional replacement.

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