The Atmel AT89C52-16AC is a high-performance 8-bit microcontroller with 8K bytes of Flash programmable and erasable read-only memory (PEROM). It's manufactured using Atmel's advanced CMOS technology, offering a cost-effective and versatile solution for embedded control applications.

Applications

• Industrial control systems
• Consumer electronics
• Instrumentation
• Motor control
• Robotics
• Embedded systems

Features

• 8K Bytes of In-System Reprogrammable Flash Memory
• Fully Static Operation: 0 Hz to 33 MHz
• Three-level Program Memory Lock
• 32 Programmable I/O Lines
• Three 16-bit Timer/Counters
• Six Interrupt Sources
• Programmable UART Serial Channel
• Low-power Idle and Power-down Modes
• On-chip Oscillator and Clock Circuitry

Benefits

• Flexibility: In-system reprogrammable flash memory allows for easy firmware updates and modifications without removing the device from the system.
• Performance: High-speed operation up to 33 MHz enables execution of complex control algorithms and real-time processing.
• Integration: On-chip peripherals like timers, serial communication, and I/O lines reduce the need for external components, simplifying system design and lowering cost.
• Low Power: Idle and power-down modes minimize power consumption in battery-powered applications.
• Reliability: Robust CMOS technology ensures reliable operation in harsh environments.

Additional Details

The AT89C52-16AC operates within a voltage range of typically 5V. The device supports various packaging options. It is based on the industry-standard 8051 instruction set, which provides a vast ecosystem of development tools and resources. The device offers a variety of interrupt sources, enabling efficient handling of asynchronous events. The UART serial channel allows for easy communication with other devices and systems. Although categorized as END-OF-LIFE, it is still a viable option for legacy designs, replacements or hobbyist projects.