Microchip AT89C51CC01CA-RLTUM: An 8-Bit Powerhouse with Integrated CAN Controller

The Microchip AT89C51CC01CA-RLTUM stands as a robust and highly integrated member of the classic 8051 microcontroller family, engineered to meet the demands of modern embedded systems, particularly those requiring reliable network connectivity. This device merges the well-understood architecture of an 8-bit microcontroller with the critical functionality of a Controller Area Network (CAN) controller, making it an ideal solution for a vast array of industrial, automotive, and telecommunications applications.

At its core, this microcontroller operates with an advanced 8051 architecture, offering enhanced performance through a redesigned processor core that executes instructions in fewer clock cycles. With 16KB of In-System Programmable Flash memory, it provides ample space for complex application code while allowing for easy field updates. Additionally, it features 256 bytes of internal RAM and 1KB of auxiliary RAM (XRAM), ensuring efficient data handling and processing.

The defining feature of the AT89C51CC01CA-RLTUM is its fully integrated CAN 2.0B controller. This on-chip controller supports both 11-bit (standard) and 29-bit (extended) identifiers and is capable of handling data rates up to 1 Mbit/s. This integration is crucial for developing nodes in robust and noise-resistant networked systems, such as automotive sensor networks, industrial automation, and building control systems, without the need for external CAN controller chips, thus reducing both board space and system cost.

Beyond its communication prowess, the microcontroller is packed with a rich set of peripherals. It includes a 10-bit Analog-to-Digital Converter (ADC) with 8 input channels for precise analog signal acquisition, a powerful 16-bit/8-bit Programmable Counter Array (PCA) for PWM and capture/compare functions, and two full-duplex UARTs for standard serial communication. Its operating voltage range of 2.7V to 5.5V and a wide range of operating frequencies further enhance its versatility for low-power and battery-operated applications.

Housed in a compact VQFP-48 package, the AT89C51CC01CA-RLTUM is designed for space-constrained applications. Its robust design, coupled with its extensive feature set, makes it a compelling choice for developers seeking a proven, reliable, and fully-featured microcontroller with built-in CAN connectivity.

ICGOODFIND: The Microchip AT89C51CC01CA-RLTUM is a standout component for engineers designing connected embedded systems. Its seamless integration of a powerful 8-bit core with a critical CAN 2.0B controller and a comprehensive suite of peripherals offers a single-chip solution that simplifies design, reduces component count, and accelerates time-to-market for applications in demanding environments like industrial control and automotive electronics.

Keywords: CAN Controller, 8-Bit Microcontroller, In-System Programmable Flash, 8051 Architecture, Embedded Networking.