Microchip Technology ATMEGA6490V-8AUR

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Product attributes Property Value
Manufacturer Microchip Technology
Product Series AVR® ATmega
Packaging Cut Tape (CT) | Tape & Reel (TR)
Core Processor AVR
Core Size 8-Bit
Speed 8MHz
Connectivity SPI, UART/USART, USI
Peripherals Brown-out Detect/Reset, LCD, POR, PWM, WDT
Number of I/O 68
Program Memory Size 64KB (32K x 16)
Program Memory Type FLASH
EEPROM Size 2K x 8
RAM Size 4K x 8
Voltage - Supply (Vcc/Vdd) 1.8V ~ 5.5V
Data Converters A/D 8x10b
Oscillator Type Internal
Operating Temperature -40°C ~ 85°C (TA)
Grade -
Qualification AEC -
Mounting Type Surface Mount
Supplier Device Package 100-TQFP (14x14)
Package / Case 100-TQFP
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The ATMEGA6490V-8AUR from Microchip Technology is a low-power 8-bit AVR microcontroller featuring an integrated LCD controller, making it perfect for display-centric applications. Operating at up to 8MHz with a supply voltage range of 1.8V to 5.5V, it balances performance with energy efficiency. The device provides 64KB of flash memory and 4KB of RAM, along with essential peripherals like PWM, WDT, and brown-out detection. Housed in a 100-pin TQFP package, it is suitable for portable medical devices, smart meters, and industrial instrumentation where clear visual output and low power consumption are essential.

  • Integrated LCD Controller: Eliminates external display drivers, reducing BOM cost and board space.
  • Ultra-Low Power Operation: 1.8V supply and sleep modes extend battery life in portable devices.
  • Large Flash Memory: 64KB allows complex firmware with display graphics and communication stacks.
  • Wide Voltage Range: 1.8V to 5.5V provides design flexibility for various power sources.
  • Reliable Operation: Brown-out detection and WDT ensure stable performance in critical applications.

Portable Medical Devices

With 1.8V operation and LCD driver, design low-power glucose meters or pulse oximeters with long battery life.

Smart Meters and Display Panels

Use the integrated LCD controller to show consumption data, while the AVR core handles metering algorithms and communication.

Home Appliance Control

Control washing machines or microwaves with PWM for motor speed and LCD for user interface, operating from 3.3V or 5V rails.

Industrial Instrumentation

Display sensor readings on LCD and use the 8MHz core for data logging, with WDT ensuring reliable operation.

Battery-Powered Data Loggers

Take advantage of low-voltage operation and sleep modes to log environmental data for months on a single battery.

Automotive Dashboard Clusters

Drive segmented LCDs for speed and fuel gauges, with robust POR and brown-out detection for vehicle environments.

Q: What is the maximum clock speed of the ATMEGA6490V-8AUR?
A: It operates at up to 8MHz, optimized for low-power applications.
Q: Does it have an integrated LCD controller?
A: Yes, it features a built-in LCD driver, making it ideal for display applications.
Q: What is the supply voltage range?
A: It supports 1.8V to 5.5V, enabling battery-powered designs.
Q: How much program memory is available?
A: It has 64KB of flash memory (32K x 16 bits).
Q: What package is this device available in?
A: It comes in a 100-pin TQFP package.
Base Product Number : ATMEGA6490V
100-TQFP 64KB Flash 8-bit 8MHz AVR LCD Low Power Metering Portable
Q: What is the maximum clock speed of the ATMEGA6490V-8AUR?
A: It operates at up to 8MHz, optimized for low-power applications.
Q: Does it have an integrated LCD controller?
A: Yes, it features a built-in LCD driver, making it ideal for display applications.
Q: What is the supply voltage range?
A: It supports 1.8V to 5.5V, enabling battery-powered designs.
Q: How much program memory is available?
A: It has 64KB of flash memory (32K x 16 bits).
Q: What package is this device available in?
A: It comes in a 100-pin TQFP package.