STMicroelectronics

ST72C254G2M3

ST72C254G2M3 Description

The ST72C254G2M3 is an 8-bit microcontroller from STMicroelectronics, featuring an ST7 core processor and an internal oscillator. It is designed for surface mount applications and is housed in a 28-pin SOIC package. This microcontroller offers 8KB of FLASH program memory, organized as 8K x 8, and 256 bytes of RAM. It operates within a supply voltage range of 3.2V to 5.5V and supports a maximum clock speed of 16MHz. The ST72C254G2M3 is equipped with 22 I/O pins and includes peripherals such as Low Voltage Detection (LVD), Power-On Reset (POR), Pulse Width Modulation (PWM), and a Watchdog Timer (WDT). It also features 6-channel 8-bit A/D converters and supports connectivity through I2C and SPI interfaces. The device is REACH unaffected, RoHS3 compliant, and has a moisture sensitivity level of 3 (168 hours). Although the product is now obsolete, it remains a robust solution for various embedded applications.

ST72C254G2M3 Features

• Core Processor: ST7 core processor ensures efficient processing capabilities.
• Program Memory: 8KB FLASH memory (8K x 8) provides ample space for storing program instructions.
• RAM Size: 256 bytes of RAM for data storage and manipulation.
• Speed: 16MHz clock speed ensures fast processing and execution of tasks.
• I/O Pins: 22 I/O pins offer extensive connectivity options for interfacing with various peripherals.
• Peripherals: Integrated LVD, POR, PWM, and WDT enhance system reliability and functionality.
• Data Converters: 6-channel 8-bit A/D converters facilitate analog-to-digital signal processing.
• Connectivity: I2C and SPI interfaces support communication with other devices.
• Supply Voltage: Wide operating voltage range of 3.2V to 5.5V ensures compatibility with different power supplies.
• Moisture Sensitivity: Level 3 (168 hours) ensures reliability in various environmental conditions.
• Compliance: REACH unaffected and RoHS3 compliant, ensuring environmental and regulatory standards are met.

ST72C254G2M3 Applications

The ST72C254G2M3 is ideal for a range of embedded applications where reliable processing, extensive I/O capabilities, and robust peripherals are required. Its 16MHz clock speed and 8KB FLASH memory make it suitable for applications that demand high performance and significant program storage. The integrated peripherals, such as LVD and WDT, enhance system reliability, making it suitable for critical applications. The 6-channel 8-bit A/D converters enable precise analog signal processing, which is beneficial for applications involving sensor data acquisition. The I2C and SPI interfaces support seamless communication with other devices, making it a versatile choice for complex systems. The wide operating voltage range and moisture sensitivity level of 3 (168 hours) ensure that the microcontroller can operate reliably in diverse environments. Specific use cases include industrial control systems, consumer electronics, automotive applications, and IoT devices.

Conclusion of ST72C254G2M3

The ST72C254G2M3 is a highly capable 8-bit microcontroller from STMicroelectronics, offering a comprehensive set of features and capabilities. Its 8KB FLASH memory, 256 bytes of RAM, and 16MHz clock speed provide robust performance for various embedded applications. The inclusion of peripherals such as LVD, POR, PWM, and WDT enhances system reliability and functionality. The 6-channel 8-bit A/D converters and I2C/SPI interfaces further expand its versatility. Although now obsolete, the ST72C254G2M3 remains a reliable choice for applications requiring efficient processing, extensive I/O capabilities, and robust peripherals. Its compliance with REACH and RoHS3 standards ensures that it meets environmental and regulatory requirements.