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  • ATMEGA644A-AU

ATMEGA644A-AU

64KB 32K x 16 FLASH AVR 8-Bit Microcontroller AVR? ATmega Series ATMEGA644A 44 Pin 20MHz 44-TQFP


  • Manufacturer: Microchip Technology
  • Origchip NO: 536-ATMEGA644A-AU
  • Package: 44-TQFP
  • Datasheet: PDF
  • Stock: 875
  • Description: 64KB 32K x 16 FLASH AVR 8-Bit Microcontroller AVR? ATmega Series ATMEGA644A 44 Pin 20MHz 44-TQFP (Kg)

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Details

Tags

Parameters
Factory Lead Time 7 Weeks
Contact Plating Tin
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 44-TQFP
Number of Pins 44
Operating Temperature -40°C~85°C TA
Packaging Tray
Published 2008
Series AVR® ATmega
JESD-609 Code e3
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 44
Subcategory Microcontrollers
Technology CMOS
Terminal Position QUAD
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 260
Frequency 20MHz
Time@Peak Reflow Temperature-Max (s) 40
Base Part Number ATMEGA644A
Supply Voltage-Max (Vsup) 5.5V
Power Supplies 2/5V
Interface I2C, SPI, UART, USART
Memory Size 64kB
Oscillator Type Internal
Number of I/O 32
RAM Size 4K x 8
Voltage - Supply (Vcc/Vdd) 1.8V~5.5V
uPs/uCs/Peripheral ICs Type MICROCONTROLLER, RISC
Core Processor AVR
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
Program Memory Type FLASH
Core Size 8-Bit
Program Memory Size 64KB 32K x 16
Connectivity I2C, SPI, UART/USART
Supply Current-Max 9mA
Bit Size 8
Data Converter A/D 8x10b
Watchdog Timer Yes
Has ADC YES
DMA Channels NO
Data Bus Width 8b
Number of Timers/Counters 3
EEPROM Size 2K x 8
Boundary Scan YES
Low Power Mode YES
Format FIXED-POINT
Integrated Cache NO
Number of ADC Channels 8
Number of Serial I/Os 2
Number of External Interrupts 3
Number of PWM Channels 6
Number of I2C Channels 1
Height 1.05mm
Length 10mm
Width 10mm
Radiation Hardening No
REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
Lead Free Lead Free

ATMEGA644A-AU Overview


For space savings, it is available in the 44-TQFP package. Using Surface Mount, it is mounted. Package Tray contains it. Devices with AVR core processors are available. In order to work effectively, the temperature should be kept at -40°C~85°C TA. FLASH is its program memory type. A total of 32 I/Os are available on this device. It has a base part number of ATMEGA644A that can be used to find other components that are comparable. The terminals are positioned at QUAD. This circuit consists of 44 terminationals. The AVR? ATmega series includes this electrical component. This gadget has MICROCONTROLLER, RISC as its uPs/uCs/Peripheral IC. 44 pins are used to construct it. As a result, it is mounted in accordance with Surface Mount. This is a component included in Microcontrollers. In the device, there is a memory capacity of 64kB which may be used to store programs and data. A maximum supply current of 9mA is set. Power is provided by a 2/5V source. Using a frequency of 20MHz, it is very efficient. A total of 3 timers/counters are present. The oscillator type Internal is used to operate the device.

ATMEGA644A-AU Features


44-TQFP package
Mounting type of Surface Mount
Microcontrollers subcategory

ATMEGA644A-AU Applications


There are a lot of Microchip Technology ATMEGA644A-AU Microcontroller applications.

  • Computers and laptops-video calling, email, blogging
  • Oscilloscopes
  • Keyboards
  • Process control devices
  • PDAs, game consoles
  • Fabric
  • Current meter
  • Ipod
  • Heater/Fan
  • Computer/laptop