We use Cookies to give you best experience on our website. By using our website and services, you expressly agree to the placement of our performance, functionality and advertising cookies. Please see our Privacy Policy for more information.

Register or Sign In
Microcontrollers and Processors / Microcontrollers / ATMEGA644P-20MU
Datasheets
ATMEGA644P-20MU by:

IC MCU 8BIT 64KB FLASH 44VQFN

Part Details for ATMEGA644P-20MU by Microchip Technology Inc

Overview of ATMEGA644P-20MU by Microchip Technology Inc

Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.

Applications Consumer Electronics Internet of Things (IoT) Industrial Automation Smart Cities

Price & Stock for ATMEGA644P-20MU

Part # Distributor Description Stock Price Buy
DISTI # 26R5636
Newark Mcu, 8Bit, Atmega, 20Mhz, Qfn-44, Product Range:Avr Atmega Family Atmega64 Series Microcontrollers, Cpu Speed:20Mhz, Program Memory Size:64Kb, Ram Memory Size:4Kb, No. Of Pins:44Pins, Mcu Case Style:Qfn, No. Of I/O S:32I/O S, Rohs Compliant: Yes |Microchip ATMEGA644P-20MU RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk 2614
  • 1 $8.2300
  • 10 $7.9200
  • 25 $7.6100
  • 50 $7.4100
  • 100 $7.2000
$7.2000 / $8.2300 Buy Now
DISTI # ATMEGA644P-20MU-ND
DigiKey IC MCU 8BIT 64KB FLASH 44VQFN Min Qty: 1 Lead time: 4 Weeks Container: Tray 2840
In Stock
  • 1 $7.0500
  • 25 $6.4600
  • 100 $5.8400
$5.8400 / $7.0500 Buy Now
DISTI # 556-ATMEGA644P-20MU
Mouser Electronics 8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE 20MHZ 5V RoHS: Compliant 1921
  • 1 $7.0500
  • 100 $6.4600
  • 360 $5.8400
$5.8400 / $7.0500 Buy Now
DISTI # V99:2348_07145279
Arrow Electronics MCU 8-bit AVR RISC 64KB Flash 3.3V/5V 44-Pin VQFN EP Tray RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 4 Weeks Date Code: 2324 Americas - 360
  • 0 $6.4053
  • 1 $5.1440
  • 25 $4.9320
  • 100 $4.8140
  • 1,080 $4.7850
$4.7850 / $6.4053 Buy Now
DISTI # ATMEGA644P-20MU
Microchip Technology Inc 20MHZ, QFN/MLF, IND TEMP, GREEN, 5V, Projected EOL: 2039-11-01 RoHS: Compliant pbFree: Yes 24392
  • 1 $7.0500
  • 25 $6.4600
  • 100 $5.8400
  • 1,000 $5.3800
  • 5,000 $5.1000
$5.1000 / $7.0500 Buy Now
Future Electronics ATmega Series 64 KB Flash 4 KB SRAM 20 MHz 8-Bit Microcontroller - VQFN-44 RoHS: Compliant pbFree: Yes Min Qty: 360 Package Multiple: 360 Lead time: 4 Weeks Container: Tray 0
Tray
  • 360 $5.9200
$5.9200 Buy Now
Onlinecomponents.com MCU - 8-bit AVR RISC - 64KB Flash - 3.3V/5V - 44-Pin VQFN EP - Tray RoHS: Compliant 720 In Stock
24120 Factory Stock
  • 5 $7.6400
  • 25 $6.4000
  • 50 $6.3100
  • 100 $5.7000
  • 360 $5.6100
  • 720 $5.5300
$5.5300 / $7.6400 Buy Now
DISTI # 71320537
Verical MCU 8-bit AVR RISC 64KB Flash 3.3V/5V 44-Pin VQFN EP Tray RoHS: Compliant Min Qty: 10 Package Multiple: 5 Date Code: 2325 Americas - 720
  • 10 $8.9882
  • 25 $7.5294
  • 50 $7.4235
  • 100 $6.7059
  • 360 $6.6000
$6.6000 / $8.9882 Buy Now
DISTI # 71210301
Verical MCU 8-bit AVR RISC 64KB Flash 3.3V/5V 44-Pin VQFN EP Tray RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 2324 Americas - 360
  • 1 $4.8140
  • 1,080 $4.7850
$4.7850 / $4.8140 Buy Now
DISTI # 71294557
Verical MCU 8-bit AVR RISC 64KB Flash 3.3V/5V 44-Pin VQFN EP Tray RoHS: Compliant Min Qty: 220 Package Multiple: 220 Date Code: 2331 Americas - 220
  • 220 $13.4350
$13.4350 Buy Now
DISTI # ATMEGA644P-20MU
TME IC: AVR microcontroller, VQFN44, 1.8÷5.5VDC, Ext.inter: 32, Cmp: 1 Min Qty: 1 0
  • 1 $7.7000
  • 5 $7.0800
  • 25 $6.6100
  • 100 $6.3200
$6.3200 / $7.7000 RFQ
NAC 20MHZ, QFN/MLF, IND TEMP, GREEN, 5V - Package: 44 VQFN 7x7x1mm TRAY RoHS: Compliant Min Qty: 1 Package Multiple: 360 Container: Tray 19440
  • 1 $7.3200
  • 100 $6.6400
  • 500 $6.2300
  • 1,000 $6.0700
$6.0700 / $7.3200 Buy Now
DISTI # ATMEGA644P-20MU
Avnet Silica MCU 8-Bit ATmega AVR RISC 64KB Flash 3.3V/5V 44-Pin MLF (Alt: ATMEGA644P-20MU) RoHS: Compliant Min Qty: 360 Package Multiple: 360 Lead time: 6 Weeks, 0 Days Silica - 0
Buy Now
DISTI # ATMEGA644P-20MU
EBV Elektronik MCU 8-Bit ATmega AVR RISC 64KB Flash 3.3V/5V 44-Pin MLF (Alt: ATMEGA644P-20MU) RoHS: Compliant Min Qty: 360 Package Multiple: 360 Lead time: 5 Weeks, 0 Days EBV - 0
Buy Now
Master Electronics MCU - 8-bit AVR RISC - 64KB Flash - 3.3V/5V - 44-Pin VQFN EP - Tray RoHS: Compliant 720 In Stock
24120 Factory Stock
  • 5 $7.6400
  • 25 $6.4000
  • 50 $6.3100
  • 100 $5.7000
  • 360 $5.6100
  • 720 $5.5300
$5.5300 / $7.6400 Buy Now

Part Details for ATMEGA644P-20MU

ATMEGA644P-20MU CAD Models

  • Part Symbol

    Part Symbol

  • Footprint

    footprint

  • 3D Model

    3D Model

Available Download Formats

Sign in to download CAD models Register or Sign In

By downloading CAD models, you agree to our Terms & Conditions and Privacy Policy

ATMEGA644P-20MU Part Data Attributes

Parametric Data
ATMEGA644P-20MU Microchip Technology Inc
Buy Now Datasheet
Compare Parts:
ATMEGA644P-20MU Microchip Technology Inc IC MCU 8BIT 64KB FLASH 44VQFN
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Not Recommended
Ihs Manufacturer MICROCHIP TECHNOLOGY INC
Package Description 7 X 7 MM, 1.00 MM HEIGHT, 0.50 MM PITCH, GREEN, VQFN-44
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.31.00.01
Factory Lead Time 4 Weeks
Samacsys Manufacturer Microchip
Has ADC YES
Additional Feature OPERATES AT 2.7V MINIMUM SUPPLY AT 10 MHz
Address Bus Width
Bit Size 8
Boundary Scan YES
CPU Family AVR RISC
Clock Frequency-Max 20 MHz
DAC Channels YES
DMA Channels NO
External Data Bus Width
Format FIXED POINT
Integrated Cache NO
JESD-30 Code S-PQCC-N44
Length 7 mm
Low Power Mode YES
Number of External Interrupts 3
Number of I/O Lines 32
Number of Serial I/Os 2
Number of Terminals 44
Number of Timers 3
On Chip Data RAM Width 8
On Chip Program ROM Width 8
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
PWM Channels YES
Package Body Material PLASTIC/EPOXY
Package Code HVQCCN
Package Equivalence Code LCC44,.28SQ,20
Package Shape SQUARE
Package Style CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
Qualification Status Not Qualified
RAM (bytes) 4096
ROM (words) 65536
ROM Programmability FLASH
Screening Level TS 16949
Seated Height-Max 1 mm
Speed 20 MHz
Supply Current-Max 9 mA
Supply Voltage-Max 5.5 V
Supply Voltage-Min 4.5 V
Supply Voltage-Nom 5 V
Surface Mount YES
Technology CMOS
Temperature Grade INDUSTRIAL
Terminal Form NO LEAD
Terminal Pitch 0.5 mm
Terminal Position QUAD
Width 7 mm
uPs/uCs/Peripheral ICs Type MICROCONTROLLER, RISC

Alternate Parts for ATMEGA644P-20MU

This table gives cross-reference parts and alternative options found for ATMEGA644P-20MU. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of ATMEGA644P-20MU, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
ATMEGA644P-20MUR Atmel Corporation Check for Price RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQCC44, 7 X 7 MM, 1 MM HEIGHT, 0.50 MM PITCH, GREEN, PLASTIC, MO-220VKKD-1, VQFN-44 ATMEGA644P-20MU vs ATMEGA644P-20MUR
ATMEGA644P-20MN Microchip Technology Inc Check for Price RISC Microcontroller ATMEGA644P-20MU vs ATMEGA644P-20MN
ATMEGA644P-20MUR Microchip Technology Inc Check for Price IC MCU 8BIT 64KB FLASH 44VQFN ATMEGA644P-20MU vs ATMEGA644P-20MUR
ATMEGA644P-20MQ Microchip Technology Inc Check for Price IC MCU 8BIT 64KB FLASH 44VQFN ATMEGA644P-20MU vs ATMEGA644P-20MQ
Part Number Manufacturer Composite Price Description Compare
ATMEGA644P-20MNR Microchip Technology Inc Check for Price RISC Microcontroller ATMEGA644P-20MU vs ATMEGA644P-20MNR
ATMEGA644P-20ANR Microchip Technology Inc Check for Price RISC Microcontroller ATMEGA644P-20MU vs ATMEGA644P-20ANR

ATMEGA644P-20MU Related Parts

Share by Email

Something went wrong!
Please enter a valid e-mail address
Email sent!
Recipient Email:
Add a recipient
Hello!

We are passing along some cool findings on Findchips sent to you from .

The data is for ATMEGA644P-20MU by Microchip Technology Inc.
They’ve also added a data comparison to this page with by .

Click on the link below to check it out on Findchips.com.

Update Alert Settings for: ATMEGA644P-20MU by Microchip Technology Inc

Select Manufacturer
Which Manufacturer of ATMEGA644P-20MU would you like to use for your alert(s)?
Inventory Alert
  • Please alert me when ATMEGA644P-20MU inventory levels are or equal to a quantity of from one of my selected distributors.
  • Also alert me for ATMEGA644P-20MU alternates
    An alert is already set for the following part(s): . Any existing alert will be overwritten and set as a new alert.
No pricing information is available at this time
Pricing Alert
  • Please alert me when the single part price for ATMEGA644P-20MU to
    $
    for at least parts from one of my selected distributors.
    Your Pricing Alert is set to expire on .
    Set this alert to expire in Update this alert to expire · Expired on
  • Also alert me for ATMEGA644P-20MU alternates
    An alert is already set for the following part(s): . Any existing alert will be overwritten and set as a new alert.

Your part alert has been saved!

Alerts are triggered based off of individual distributors that you choose. Select your distributor(s) below.

Your part alert has been saved!

Register
Password Guidelines

Is at least 8 characters in length

Must include at least 3 of the following:

One lower-case character (a-z)

One upper-case character (A-Z)

One numeric character (0-9)

One special character (!#$%^&*)

Alert is successfully saved for ATMEGA644P-20MU.
Looks like you've reached your alert limit!  Please delete some alerts or contact us if you need help.

Compare ATMEGA644P-20MU by Microchip Technology Inc

Select a part to compare:
Part Number Manufacturer Description
No result found.
Something went wrong!
Or search for a different part: