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The AT90CAN128-16AU is a microcontroller from Microchip based on the AVR RISC architecture. Below are its key specifications, descriptions, and features:

Manufacturer:

Microchip Technology Inc.

Specifications:

• Core: 8-bit AVR RISC
• Flash Memory: 128 KB
• SRAM: 4 KB
• EEPROM: 4 KB
• Clock Speed: 16 MHz
• Operating Voltage: 2.7V - 5.5V
• CAN Controller: Yes (2.0B Active)
• Timers: 4 (Two 8-bit, Two 16-bit)
• ADC Channels: 8 (10-bit resolution)
• PWM Channels: 6
• Communication Interfaces:
• USART (2)
• SPI
• I²C (TWI)
• CAN
• I/O Pins: 53
• Package: 64-TQFP (10x10mm)
• Operating Temperature: -40°C to +85°C

Descriptions:

The AT90CAN128-16AU is a high-performance, low-power AVR microcontroller with an integrated CAN (Controller Area Network) controller, making it suitable for automotive and industrial applications. It features 128KB of in-system programmable Flash, 4KB SRAM, and 4KB EEPROM. The device operates at up to 16 MHz and supports multiple communication interfaces, including USART, SPI, I²C, and CAN.

Features:

• AVR Enhanced RISC Architecture (135 powerful instructions, most executed in a single clock cycle)
• On-Chip CAN 2.0B Controller with 15 message objects
• JTAG Interface for debugging and programming
• Power-On Reset & Programmable Brown-Out Detection
• Internal & External Interrupt Sources
• Sleep Modes for power-saving operation
• Wide Operating Voltage (2.7V - 5.5V)
• High Endurance Non-Volatile Memory Segments

This microcontroller is commonly used in automotive systems, industrial control, and embedded networking applications due to its CAN support and robust feature set.