ATMEGA64A-AU The ATMEGA64A-AU is an 8-bit AVR microcontroller from Microchip with 64KB Flash memory, 4KB SRAM, and 2KB EEPROM. It operates at up to 16 MHz and comes in a 64-TQFP surface mount package.
Mfr Part #:

ATMEGA64A-AU

Available from 6 distributors
Mfr Name: Microchip Technology
Microchip Technology
The ATMEGA64A-AU is an 8-bit AVR microcontroller from Microchip with 64KB Flash memory, 4KB SRAM, and 2KB EEPROM. It operates at up to 16 MHz and comes in a 64-TQFP surface mount package.
✓ Total Stock: 83,870 pcs

ATMEGA64A-AU Available from 6 distributors

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ATMEGA64A-AU Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Data Converters
EEPROM Size
Mounting Type
Number of I
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
Speed
Supplier Device Package
Voltage
Watchdog Timer

ATMEGA64A-AU Description

Short technical summary and product information.

The ATMEGA64A-AU is a low-power, high-performance 8-bit AVR microcontroller based on the enhanced RISC architecture. It features 64KB of in-system self-programmable Flash, 4KB SRAM, and 2KB EEPROM with high endurance (10,000 Flash/100,000 EEPROM write/erase cycles). The device operates at a maximum frequency of 16 MHz, achieving up to 16 MIPS throughput. It includes a rich set of peripherals: two 8-bit and two 16-bit timer/counters, real-time counter, PWM channels, 8-channel 10-bit ADC (with differential inputs), analog comparator, watchdog timer, and multiple serial interfaces (I2C, SPI, dual USART). The microcontroller supports six sleep modes for power optimization. It is supplied with a voltage range of 2.7V to 5.5V and operates over -40°C to +85°C. The device is housed in a 64-lead TQFP package (14x14 mm) with 53 general-purpose I/O lines. It also features JTAG interface for boundary-scan and on-chip debugging. This microcontroller is suitable for a wide range of embedded applications requiring moderate memory and peripheral integration.

ATMEGA64A-AU Quick Information

Product Type: Microcontroller
Series: ATmega64A
Canonical Name: ATMEGA64A-AU Microcontroller
Subcategory: 8-bit Microcontroller

ATMEGA64A-AU Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): MSL 3 (168 Hours)
REACH Status: REACH Unaffected

ATMEGA64A-AU Features

  • 8-bit AVR core with 16 MIPS throughput.
  • 64KB Flash, 4KB SRAM, 2KB EEPROM memory.
  • 53 general-purpose I/O lines.
  • 16 MHz maximum operating frequency.
  • Wide supply voltage range 2.7V to 5.5V.

ATMEGA64A-AU Applications

  • Industrial control and automation systems.
  • Consumer electronics and home appliances.
  • Automotive body control modules.
  • Sensor interfacing and data acquisition.
  • Embedded networking with I2C/SPI/UART.

ATMEGA64A-AU FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the ATMEGA64A-AU?

2.7V to 5.5V.

What package does the ATMEGA64A-AU come in?

64-TQFP (14x14 mm) surface mount package.

What is the operating temperature range?

-40°C to +85°C.

Is the ATMEGA64A-AU RoHS compliant?

Yes, it is RoHS3 compliant.

What is the maximum clock speed?

16 MHz.

How much Flash memory does it have?

64KB (32K x 16) Flash program memory.

How many I/O pins are available?

53 general-purpose I/O lines.

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