Microchip AVR XMEGA A3 16-Bit Microcontroller, 128kB FLASH, 8kB RAM, 32 MHz, 64-Pin TQFP ATXMEGA128A3-AU

Microchip ATXMEGA128A3-AU is a 16-bit AVR XMEGA A3 microcontroller combining high integration, real-time performance, and low power consumption, clocked at 32 MHz. The microcontroller incorporates 128kB of program FLASH memory and 8kB of RAM, making it suitable for embedded systems requiring efficient processing and memory retention.

It supports a broad range of communication interfaces including USART, TWI, SPI, and PDI which provide excellent flexibility for embedded designs. The device features advanced analog capabilities with 8 channels of 12-bit ADCs and 2 channels of 12-bit DACs, ideal for precision analog interfacing.

The microcontroller accommodates 50 programmable input/output pins, 4 analog comparators, and one timer, supporting diverse control and timing applications. The device operates over an industrial temperature range from -40°C to +85°C and meets RoHS environmental standards.

Encased in a 64-pin Thin Quad Flat Package (TQFP) measuring 14.1mm square with a height of 1.05mm, it suits compact and densely populated circuit boards. Using a RISC architecture optimized for single-cycle execution, the processor achieves nearly 1 MIPS per MHz clock rate, ensuring efficient execution of arithmetic and logic operations.

This microcontroller finds applications in industrial control, automotive systems (non-automotive standard), laboratory instrumentation, and general embedded system design requiring high precision, fast data transfer via the DMA controller, and reliable real-time interfacing.

Developers can leverage the event system to offload the CPU and ensure deterministic peripheral responsiveness. The device’s program memory is FLASH type, facilitating convenient field updates.

Microchip provides extensive technical documentation with RoHS compliant manufacturing, supporting compliance and sustainability needs. Incorporates a 16-bit AVR core optimized for performance and code efficiency. Housed in a compact 64-pin TQFP surface-mount package suitable for space-constrained designs.

Supports multiple interface types including USART, TWI, SPI, and PDI for versatile connectivity. Equipped with 8 x 12-bit ADC channels and 2 x 12-bit DAC channels providing high-resolution analog control. Operates within a wide voltage range of 1.6V to 3.6V and temperature range from -40°C to 85°C suitable for industrial environments.

Features 50 programmable I/O pins and one timer for flexible application development. Complies with RoHS standards ensuring eco-friendly manufacturing and usage. Designed with RISC instruction set architecture achieving close to 1MIPS per MHz for efficient computation.

Compact physical dimensions of 14.1mm x 14.1mm x 1.05mm facilitating integration into modern electronics. Explore comprehensive Microchip Microcontroller solutions and components at EnvMart for your electronic development needs.