Microchip 8-Bit AVR Microcontroller 20 MHz, 32kB FLASH, 100-Pin TQFP ATMEGA3290PA-AU

Microchip ATMEGA3290PA-AU is a high-performance, 8-bit AVR microcontroller engineered for use in advanced digital control, measurement, and embedded processing applications. It is designed around the robust AVR core architecture, providing reliable speed and efficiency at a maximum clock frequency of 20 MHz. Optimized for industrial, laboratory, and commercial projects, this microcontroller is suited for embedded system integration where reliability and flexibility are essential.

Equipped with 32kB of FLASH program memory and 2kB RAM, the device supports complex firmware, real-time control algorithms, and adaptive application logic. Its 100-pin Thin Quad Flat Package (TQFP) allows for high-density circuit board layouts and maximized programmable input/output, offering 69 programmable I/O channels to meet multi-sensor or peripheral requirements.

The ATMEGA3290PA-AU is equipped with multiple interfaces including SPI and USART, enabling robust communication with external devices such as sensors, displays, or network modules. Featuring 8 ten-bit ADCs, a dedicated LCD controller, and two timers, it offers versatile analog and digital measurement and control functionality. The RISC instruction set architecture ensures efficient execution of both simple and complex instructions, crucial for real-time embedded tasks.

The device operates within a wide voltage range from 1.8V to 5.5V and a wide ambient temperature spectrum (-40°C to 85°C), ensuring performance in demanding industrial and field environments. Its surface-mount form factor, height of 1.05mm, and length/width dimensions of 14.1mm each make it suitable for compact PCBs and challenging layouts.

Applications include industrial automation, instrumentation, medical equipment, portable electronics, and intelligent sensors, providing precise data processing and signal control. Flash programmability enables secure and efficient in-circuit upgrades, facilitating fast prototyping and production cycles.

8-bit AVR microcontroller designed for high-speed operation and flexible control. 20 MHz maximum clock frequency supports complex and real-time processes. 32kB FLASH and 2kB RAM improve program and data management capability.

100-Pin TQFP surface-mount package enhances integration density and layout flexibility. SPI and USART interfaces for robust digital communication. 8 ten-bit ADCs and LCD controller for versatile measurements and displays.

Operating temperature range from -40°C to 85°C for reliable industrial use.

Ideal for use in industrial, laboratory, medical, automation, and embedded systems requiring high performance and reliability. Browse other Microchip Microcontrollers and semiconductor components in the EnvMart catalog for broader project needs.