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ATMEGA64L-8AUA4

IC MCU 8BIT 64KB FLASH 64TQFP

Manufacturer: Microchip Technology

Categories: Microcontrollers

Quality Control: Learn More

Microchip Technology's AVR® ATmega ATMEGA64L-8AUA4 is an 8-bit microcontroller featuring a 64KB FLASH program memory and 4KB SRAM. This device operates at 8MHz and includes a 2KB EEPROM. Connectivity options are extensive, supporting I2C, SPI, and UART/USART protocols. The microcontroller is equipped with an 8x10-bit SAR Analog-to-Digital converter and 53 general-purpose I/O pins. Integrated peripherals include Brown-out Detect/Reset, Power-On Reset (POR), Pulse Width Modulation (PWM), and Watchdog Timer (WDT). The ATMEGA64L-8AUA4 is housed in a 64-TQFP (14x14) surface-mount package and operates within a temperature range of -40°C to 85°C, with a supply voltage range of 2.7V to 5.5V. It finds application in industrial automation, consumer electronics, and automotive systems.

Additional Information

Series: AVR® ATmegaRoHS Status: RoHS CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: Bulk
Technical Details:
PackagingBulk
Package / Case64-TQFP
Mounting TypeSurface Mount
Speed8MHz
Program Memory Size64KB (32K x 16)
RAM Size4K x 8
Operating Temperature-40°C ~ 85°C (TA)
Oscillator TypeInternal
Program Memory TypeFLASH
EEPROM Size2K x 8
Core ProcessorAVR
Data ConvertersA/D 8x10b SAR
Core Size8-Bit
Voltage - Supply (Vcc/Vdd)2.7V ~ 5.5V
ConnectivityI2C, SPI, UART/USART
PeripheralsBrown-out Detect/Reset, POR, PWM, WDT
Supplier Device Package64-TQFP (14x14)
Number of I/O53

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Microcontroller FAQs

A microcontroller is a compact integrated circuit that combines a processor, memory, and input/output peripherals for embedded control applications.

Microcontrollers execute programmed instructions to process sensor inputs and control outputs such as motors, displays, and communication interfaces.

Microcontrollers are commonly used in:

  • Automotive systems
  • Robotics
  • IoT devices
  • Industrial automation
  • Household appliances
  • Smart electronics

Microcontrollers integrate memory and peripherals on-chip for dedicated tasks, while microprocessors are designed for higher-performance computing systems requiring external components.

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