Microchip Technology AT90PWM81-16SF Product Overview

The AT90PWM81-16SF is a high-performance, low-power 8-bit AVR RISC-based microcontroller from Microchip Technology, specifically designed for advanced motor control applications. This microcontroller combines 8KB ISP flash memory with read-while-write capabilities, 512B EEPROM, 512B SRAM, 16 general purpose I/O lines, 32 general purpose working registers, and a host of other robust features.

Key Features

• Advanced RISC Architecture: With 131 powerful instructions, most of which are executed in a single clock cycle, the AT90PWM81-16SF provides a balanced blend of performance and energy efficiency.
• High Endurance Non-volatile Memory Segments: The device comes with 8KB of in-system programmable flash, 512B EEPROM, and 512B internal SRAM, ensuring ample space for complex applications and data storage.
• Dedicated Motor Control Features: It includes Power Stage Controller (PSC) for advanced motor control, which is ideal for driving brushless DC, stepper, or other types of motors.
• Peripheral Features: The microcontroller boasts two flexible timer/counters with compare modes, internal and external interrupts, serial programmable USART, a byte-oriented 2-wire serial interface, SPI serial port, and a watchdog timer with internal oscillator.
• Power Efficiency: It operates between 1.8-5.5 volts, enabling the use in low-power applications. Additionally, it supports multiple power-saving modes to reduce power consumption during idle periods.
• Speed: The AT90PWM81-16SF can clock at up to 16MHz, ensuring robust performance for time-sensitive tasks.
• Temperature Range: This microcontroller operates within an industrial temperature range of -40°C to 85°C, making it suitable for harsh environments.

Applications

The versatility of the AT90PWM81-16SF makes it an excellent choice for a wide range of applications, particularly those requiring precise motor control, such as industrial control systems, robotics, automotive, and consumer electronics.

Package and Quality

The microcontroller is available in a 32-lead TQFP package and is fully supported by Microchip's development tools. Furthermore, its robust design ensures long-term reliability and performance, adhering to Microchip's commitment to quality.