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ATMEGA64A-AU

Name: ATMEGA64A-AU
Rating: 4.7 (12 reviews)

IC MCU 8BIT 64KB FLASH 64TQFP

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包 TQFP-64
資料表 ATMEGA64A-AU DataSheet
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規格

Package	Bulk
Series	AVR® ATmega
ProductStatus	Active
CoreProcessor	AVR
CoreSize	8-Bit
Speed	16MHz
Connectivity	I²C, SPI, UART/USART
Peripherals	Brown-out Detect/Reset, POR, PWM, WDT
NumberofI/O	53
ProgramMemorySize	64KB (32K x 16)
ProgramMemoryType	FLASH
EEPROMSize	2K x 8
RAMSize	4K x 8
Voltage-Supply(Vcc/Vdd)	2.7V ~ 5.5V
DataConverters	A/D 8x10b
OscillatorType	Internal
OperatingTemperature	-40°C ~ 85°C (TA)
MountingType	Surface Mount
Package/Case	64-TQFP

概述

Description

The ATmega64A-AU is a microcontroller from Microchip's AVR family, featuring 64KB of Flash memory, 4KB of SRAM, and 2KB of EEPROM. It operates at a maximum clock speed of 16 MHz and includes 32 general-purpose I/O pins. The device is built on an 8-bit architecture, making it suitable for various embedded applications.
Key features include multiple timers, a 10-bit ADC, and support for various communication protocols like SPI, I2C, and USART. It also supports interrupt handling, providing efficient event-driven programming. The ATmega64A-AU is packaged in a 32-pin TQFP format, making it compact and suitable for space-constrained designs.
Common applications include robotics, automotive systems, consumer electronics, and industrial automation. The AVR architecture is known for its ease of programming and robust performance, often utilized with development environments like Atmel Studio and Arduino. Overall, the ATmega64A-AU is a versatile microcontroller ideal for both hobbyist projects and professional applications.

Features

The ATmega64A-AU is an 8-bit microcontroller from the AVR family, featuring:
1. Memory: 64 KB of Flash memory, 2 KB of SRAM, and 1 KB of EEPROM.
2. Clock Speed: Operates at up to 16 MHz.
3. I/O Ports: 32 general-purpose I/O pins.
4. ADC: 10-bit Analog-to-Digital Converter with 8 channels.
5. Timers: Three timers/counters (two 8-bit and one 16-bit).
6. Communication Interfaces: Supports USART, SPI, and I2C (TWI) for serial communication.
7. Interrupts: 23 external interrupts.
8. Low Power Modes: Multiple power-saving modes for energy efficiency.
9. Operating Voltage: 1.8V to 5.5V.
10. Package Type: Available in a 32-pin TQFP package.
These features make the ATmega64A-AU suitable for a wide range of applications, including embedded systems, robotics, and consumer electronics.

Package

The ATmega64A-AU is packaged in a TQFP (Thin Quad Flat Package) with 32 pins. This package type is designed for surface mounting, featuring a compact footprint suitable for various electronic applications.

Pinout

The ATmega64A-AU is a microcontroller from Microchip's AVR family, featuring a total of 32 pins in a TQFP (Thin Quad Flat Package) configuration.
Pin Count and Functions:
- Digital I/O: 23 general-purpose I/O pins (PA0-PA7, PB0-PB7, PC0-PC6, PD0-PD7).
- Analog Inputs: 6 analog input pins (ADC0-ADC5) used for the ADC (Analog to Digital Converter).
- Communication Interfaces:
- 1 USART (Universal Synchronous and Asynchronous serial Receiver and Transmitter)
- 1 SPI (Serial Peripheral Interface)
- 1 TWI (Two-Wire Interface, also known as I2C).
- Timers/Counters: 3 timers (Timer/Counter0, Timer/Counter1, Timer/Counter2).
- Reset and Power Supply: Includes a reset pin (RESET) and power supply pins (VCC and GND).
The ATmega64A-AU is designed for various applications, including embedded systems, automation, and control. Its versatile pin configuration allows for a wide range of functionalities in projects.

Manufacturer

The ATMEGA64A-AU is manufactured by Microchip Technology Inc., a leading semiconductor company. Microchip specializes in developing microcontrollers, memory products, and analog semiconductors, focusing on embedded control applications. Founded in 1989 and headquartered in Chandler, Arizona, Microchip serves a wide range of industries, including automotive, industrial, consumer, and communications. The company is known for its comprehensive product line, support resources, and development tools, making it a key player in the embedded systems market.

Application

The ATmega64A-AU microcontroller is widely used in applications such as embedded systems, industrial automation, robotics, consumer electronics, and automotive systems. Its features make it suitable for tasks like sensor interfacing, data logging, motor control, and communication protocols (UART, SPI, I2C). It’s also employed in DIY projects and educational platforms due to its ease of use and availability.

Equivalent

Equivalent products to the ATmega64A-AU include the ATmega128A-AU and the ATmega32A-AU, which offer similar architectures and functionalities but differ in memory capacity and peripheral features. Additionally, the ATmega2560 may serve as an alternative for applications requiring more memory and I/O options. Always verify specific requirements and pin compatibility for your project.