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  • ATMEGA644A-MU

ATMEGA644A-MU

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


  • Manufacturer: Microchip Technology
  • Origchip NO: 536-ATMEGA644A-MU
  • Package: 44-VFQFN Exposed Pad
  • Datasheet: PDF
  • Stock: 252
  • Description: 64KB 32K x 16 FLASH AVR 8-Bit Microcontroller AVR? ATmega Series ATMEGA644A 44 Pin 20MHz 44-VFQFN Exposed Pad (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-VFQFN Exposed Pad
Number of Pins 44
Operating Temperature -40°C~85°C TA
Packaging Tray
Published 2008
Series AVR® ATmega
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 Pitch 0.5mm
Frequency 20MHz
Base Part Number ATMEGA644A
Supply Voltage-Max (Vsup) 5.5V
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
EEPROM Size 2K x 8
Boundary Scan YES
Low Power Mode YES
Format FIXED-POINT
Integrated Cache NO
Number of UART Channels 2
Number of ADC Channels 8
Number of Serial I/Os 2
Number of Timers 3
Number of External Interrupts 3
Number of PWM Channels 6
Number of I2C Channels 1
Number of SPI Channels 3
Height 950μm
Length 7.1mm
Width 7.1mm
Radiation Hardening No
REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
Lead Free Lead Free

ATMEGA644A-MU Overview


Due to the benefits of saving space, it is available in the 44-VFQFN Exposed Pad package. The way of Surface Mount is used to mount it. Tray is the package that contains it. There is a AVR as core processor in this device. Work should be done at -40°C~85°C TA. It has a type of program memory of FLASH. There are 32 I/Os on it, which makes it a very simple device. It has a base part number of ATMEGA644A that can be used to find other components that are comparable. At QUAD, its terminals are located. It has 44 terminationals. An electrical component such as this is included in the series AVR? ATmega. As for the uPs/uCs/peripheral ICs, this gadget has MICROCONTROLLER, RISC. There are 44 pins used in the construction of this device. This mount is done in accordance with the method of Surface Mount. This component is a part of Microcontrollers. Using the devices' 64kB memory size, you can store programs and data. There is a maximum current supply of 9mA. When working at a frequency of 20MHz it is able to achieve excellent efficiency. An oscillator type Internal is required for it to work.

ATMEGA644A-MU Features


44-VFQFN Exposed Pad package
Mounting type of Surface Mount
Microcontrollers subcategory

ATMEGA644A-MU Applications


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

  • Playstation
  • Ipad
  • Refrigerators
  • Calculators
  • Instrument control
  • Electrocardiogram (EKG)
  • Industrial robot
  • Christmas lights
  • Speed meter
  • Automatic control