AT90USB646-MUR - Microchip Technology

Manufacturer Part Number

AT90USB646-MUR

Manufacturer

Microchip Technology

Introduction

The AT90USB646-MUR is an 8-bit high-performance microcontroller from Microchip Technology's AVR 90USB series, designed specifically for advanced USB applications.

Product Features and Performance

Core: AVR 8-Bit at 16MHz speed

Advanced connectivity: EBI/EMI, I2C, SPI, UART/USART, USB

Rich set of peripherals including Brown-out Detect/Reset, Power-on Reset, PWM, Watchdog Timer

Extensive I/O capabilities with 48 I/O lines

Large program memory: 64KB Flash

Data storage: 2KB EEPROM, 4KB RAM

Integrated A/D converter: 8-channels, 10-bit resolution

Internal oscillator for system clock

Supports a wide voltage range: 2.7V to 5.5V

Designed for surface mount technology with a 64-VFQFN exposed pad package

Product Advantages

Highly flexible and powerful microcontroller for complex USB applications

Comprehensive connectivity options facilitate easy integration into various systems

Large memory resources support advanced applications and code complexity

Integrated peripherals reduce external component needs, saving space and cost

Wide operating temperature range makes it suitable for industrial applications

Key Technical Parameters

Core Size: 8-Bit

Speed: 16MHz

Program Memory Size: 64KB

EEPROM Size: 2KB

RAM Size: 4KB

Voltage Supply: 2.7V ~ 5.5V

Data Converters: A/D 8x10b

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Brown-out Detect/Reset ensures reliable operation under fluctuating power conditions

Power-on Reset (POR) for safe system initialization

Watchdog Timer (WDT) for system recovery and fault management

Compatibility

Versatile I/O and extensive connectivity options ensure compatibility with a wide range of external devices and modules

Application Areas

Advanced USB interface applications

Embedded systems

Consumer electronics

Industrial control systems

Automotive applications

Product Lifecycle

Currently active product

No indication of discontinuation, ensuring long-term availability and support

Several Key Reasons to Choose This Product

Powerful 8-Bit AVR core with excellent speed-to-power ratio

Comprehensive connectivity and peripheral set support complex applications with minimal external components

Large memory capacity enables elaborate applications and future firmware updates

Flexible power supply options and robust quality features ensure reliable operation in diverse environments

Active product status with Microchip's commitment to long-term availability and support