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ATXMEGA256A3BU-MH

Name: ATXMEGA256A3BU-MH
Rating: 4.7 (12 reviews)

IC MCU 8/16BIT 256KB FLASH 64QFN

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Mfr。パート #ATXMEGA256A3BU-MH
パッケージ VQFN-64
データシート ATXMEGA256A3BU-MH DataSheet
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仕様

Package	Tray
Series	AVR® XMEGA® A3BU
ProductStatus	Active
CoreProcessor	AVR
CoreSize	8/16-Bit
Speed	32MHz
Connectivity	I²C, IrDA, SPI, UART/USART, USB
Peripherals	Brown-out Detect/Reset, DMA, POR, PWM, WDT
NumberofI/O	47
ProgramMemorySize	256KB (128K x 16)
ProgramMemoryType	FLASH
EEPROMSize	4K x 8
RAMSize	16K x 8
Voltage-Supply(Vcc/Vdd)	1.6V ~ 3.6V
DataConverters	A/D 16x12b; D/A 2x12b
OscillatorType	Internal
OperatingTemperature	-40°C ~ 85°C (TA)
MountingType	Surface Mount
Package/Case	64-VFQFN Exposed Pad

概要

Description

The ATXMEGA256A3BU-MH is a microcontroller from Microchip's XMEGA series, featuring an 8-bit AVR architecture. It offers a 256 KB flash memory, 16 KB SRAM, and 4 KB EEPROM, making it suitable for a variety of applications requiring sizable storage and processing capabilities.
Key features include a 32 MHz maximum CPU frequency, multiple communication interfaces (including USART, SPI, and I2C), and advanced peripherals such as 12-bit ADCs and DACs. Its low power consumption, combined with sleep modes, enables efficient battery-operated designs.
The microcontroller supports various development tools, including MPLAB X IDE and Atmel Studio, facilitating programming and debugging. It is ideal for embedded systems in industrial, automotive, and consumer electronics applications, where performance and reliability are crucial. The ATXMEGA256A3BU-MH is available in a 64-pin package, providing flexibility in hardware design.

Features

The ATXMEGA256A3BU-MH is a microcontroller from the AVR XMEGA family by Microchip Technology. Key features include:
- Memory: 256 KB of Flash memory, 32 KB of SRAM, and 4 KB of EEPROM.
- Performance: Operates at up to 32 MHz with a 16-bit AVR architecture.
- I/O Ports: Offers 32 programmable I/O pins.
- Analog: Includes a 12-bit ADC with up to 16 channels and a 12-bit DAC.
- Communication: Supports multiple interfaces like USART, SPI, I2C (TWI), and USB.
- Timers: Incorporates multiple 16-bit timers for various timing operations.
- Low Power: Designed for low power consumption with several sleep modes.
- Operating Voltage: Supports a wide voltage range from 1.6V to 3.6V.
- Embedded Features: Includes an event system for efficient data transfer and handling.
This microcontroller is ideal for applications requiring high performance, low power, and multiple I/O and communication capabilities.

Package

The ATXMEGA256A3BU-MH is packaged in a 64-pin TQFP (Thin Quad Flat Package) format.

Pinout

The ATXMEGA256A3BU-MH is an 8-bit microcontroller from Microchip's AVR XMEGA family. It features a total of 64 pins. The primary functions include:
1. Core Features: 256 KB Flash memory, 16 KB SRAM, and 4 KB EEPROM.
2. I/O Ports: 32 general-purpose I/O pins.
3. Communication Interfaces:
- 1 USART
- 1 SPI
- 1 TWI (I2C)
4. Timers/Counters: Several 16-bit and 8-bit timers.
5. ADC: 12-bit ADC with multiple channels.
6. DAC: 2-channel 12-bit DAC.
7. Peripheral Features: Event system, real-time counter, and more.
The microcontroller supports various low-power modes, making it suitable for battery-operated devices. It is packaged in a 64-pad VQFN or TQFP package, enhancing its versatility for different applications.

Manufacturer

The manufacturer of the ATXMEGA256A3BU-MH is Microchip Technology Inc. Microchip is a leading provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. The company specializes in embedded control applications and offers a wide range of products, including microcontrollers (MCUs), digital signal controllers (DSCs), and various peripheral devices. Founded in 1989, Microchip is well-known for its 8-bit, 16-bit, and 32-bit microcontroller families, as well as its development tools and technical support services. The ATXMEGA256A3BU-MH is part of the XMEGA family, which focuses on high-performance, low-power applications, making it suitable for various industrial, automotive, and consumer electronics applications.

Application

The ATXMEGA256A3BU-MH microcontroller is suitable for various applications, including industrial automation, medical devices, consumer electronics, automotive systems, and IoT devices. Its features, such as high performance, low power consumption, and extensive peripheral support, make it ideal for embedded systems requiring real-time processing, data acquisition, and communication tasks.

Equivalent

Equivalent products to the ATXMEGA256A3BU-MH include the Atmel/Microchip ATXMEGA256A3U, ATXMEGA128A3U, and other XMEGA family chips with similar features. Look for devices with comparable flash memory, RAM, and peripherals, such as the ATXMEGA32A4U or ATXMEGA64A3U, depending on your specific requirements for performance and I/O. Always verify compatibility based on your application needs.