Microchip Technology

SST89E54RD2A-40-C-TQJE  

Microcontrollers

SST89E54RD2A-40-C-TQJE Description

The SST89E54RD2A-40-C-TQJE is an 8-bit microcontroller from Microchip Technology, featuring a robust 8051 core processor. This microcontroller is designed to deliver high performance and reliability in a variety of embedded applications. It operates within a voltage range of 4.5V to 5.5V and supports an external oscillator for precise timing control. The SST89E54RD2A-40-C-TQJE is housed in a 44-pin TQFP package, making it suitable for surface-mount applications. It offers a generous 24KB of FLASH program memory and 1KB of RAM, providing ample space for complex applications. The device is rated for operation in the temperature range of 0°C to 70°C, making it suitable for industrial and consumer environments. Despite being marked as obsolete, it remains a reliable choice for legacy systems and specific applications where its unique features are required.

SST89E54RD2A-40-C-TQJE Features

• Core Processor: The SST89E54RD2A-40-C-TQJE is powered by an 8051 core processor, known for its efficiency and widespread use in embedded systems.
• Program Memory: It features 24KB of FLASH program memory (24K x 8), allowing for substantial code storage and flexibility in application development.
• RAM Size: The microcontroller includes 1KB of RAM (1K x 8), providing sufficient memory for data storage and processing.
• Operating Speed: With a maximum operating speed of 40MHz, the SST89E54RD2A-40-C-TQJE ensures fast and efficient execution of tasks.
• I/O Pins: It offers 36 I/O pins, providing extensive connectivity options for interfacing with various peripherals.
• Connectivity Options: The microcontroller supports EBI/EMI, SPI, and UART/USART, enabling versatile communication with other devices and systems.
• Supply Voltage: It operates within a supply voltage range of 4.5V to 5.5V, ensuring compatibility with standard power supplies.
• Operating Temperature: The device is rated for operation from 0°C to 70°C, making it suitable for a wide range of environmental conditions.
• Moisture Sensitivity Level: With an MSL rating of 3 (168 hours), the SST89E54RD2A-40-C-TQJE is well-suited for surface-mount assembly processes.
• Compliance: The microcontroller is REACH unaffected and ROHS3 compliant, ensuring it meets environmental and safety standards.

SST89E54RD2A-40-C-TQJE Applications

The SST89E54RD2A-40-C-TQJE is ideal for a variety of applications due to its robust feature set and performance capabilities. Some specific use cases include:

• Industrial Automation: The microcontroller's high I/O count and connectivity options make it suitable for controlling industrial machinery and processes.
• Consumer Electronics: Its compact size and efficient power consumption make it ideal for consumer devices where space and energy efficiency are critical.
• Embedded Systems: The large program memory and RAM size allow for the development of complex embedded applications, such as smart meters and IoT devices.
• Automotive Applications: The wide operating temperature range and robust performance make it suitable for automotive control units and other vehicle-related systems.

Conclusion of SST89E54RD2A-40-C-TQJE

The SST89E54RD2A-40-C-TQJE from Microchip Technology is a versatile and reliable 8-bit microcontroller, offering a comprehensive feature set that makes it suitable for a wide range of applications. Despite its obsolete status, it remains a valuable component for legacy systems and specific applications where its unique capabilities are required. Its robust performance, extensive connectivity options, and compliance with environmental standards make it a standout choice in the electronics industry.

SST89E54RD2A-40-C-TQJE Documents

Download datasheets and manufacturer documentation for SST89E54RD2A-40-C-TQJE

Datasheets :

Product Selection Guide       SST89E5(4,8)RD(2)A      

PCN Packaging :

MBB/Label Chgs 16/Nov/2018       Label and Packing Changes 23/Sep/2015      

PCN Obsolescence/ EOL :

SST89xx 27/Jun/2017      

HTML Datasheet :

Product Selection Guide       SST89E5(4,8)RD(2)A      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH