Datasheets
ATMEGA644PA-MU by:

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-3, VQFN-44

Part Details for ATMEGA644PA-MU by Atmel Corporation

Overview of ATMEGA644PA-MU by Atmel Corporation

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

Part Details for ATMEGA644PA-MU

ATMEGA644PA-MU CAD Models

There are no models available for this part yet.

Sign in to request this CAD model.

Register or Sign In

ATMEGA644PA-MU Part Data Attributes

ATMEGA644PA-MU Atmel Corporation
Buy Now Datasheet
Compare Parts:
ATMEGA644PA-MU Atmel Corporation 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-3, VQFN-44
Rohs Code Yes
Part Life Cycle Code Transferred
Ihs Manufacturer ATMEL CORP
Part Package Code QFN
Package Description 7 X 7 MM, 1 MM HEIGHT, 0.50 MM PITCH, GREEN, PLASTIC, MO-220VKKD-3, VQFN-44
Pin Count 44
Reach Compliance Code compliant
HTS Code 8542.31.00.01
Core Architecture AVR
Device Core AVR
Clock Speed 20
Ram 4
Flash Memory 64
Can 0
Adc Channels 8
Adc Resolution 10
Samacsys Manufacturer Microchip
Has ADC YES
Additional Feature ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ AND 1.8 V MINIMUM SUPPLY AT 4 MHZ
Address Bus Width
Bit Size 8
CPU Family AVR RISC
Clock Frequency-Max 20 MHz
DAC Channels NO
DMA Channels NO
External Data Bus Width
JESD-30 Code S-PQCC-N44
Length 7 mm
Number of I/O Lines 32
Number of Terminals 44
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
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 ATMEGA644PA-MU

This table gives cross-reference parts and alternative options found for ATMEGA644PA-MU. 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 ATMEGA644PA-MU, 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 Description Manufacturer Compare
ATMEGA644PA-MNR IC MCU 8BIT 64KB FLASH 44VQFN Microchip Technology Inc ATMEGA644PA-MU vs ATMEGA644PA-MNR
ATMEGA644PA-MN IC MCU 8BIT 64KB FLASH 44VQFN Microchip Technology Inc ATMEGA644PA-MU vs ATMEGA644PA-MN
ATMEGA644PA-MUR 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-3, VQFN-44 Atmel Corporation ATMEGA644PA-MU vs ATMEGA644PA-MUR
ATMEGA644PA-MU IC MCU 8BIT 64KB FLASH 44VQFN Microchip Technology Inc ATMEGA644PA-MU vs ATMEGA644PA-MU
Part Number Description Manufacturer Compare
ATMEGA644-20MUR RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, 7 X 7 MM, 1 MM HEIGHT, 0.50 MM PITCH, GREEN, MO-220VKKD-3, MLF-44 Atmel Corporation ATMEGA644PA-MU vs ATMEGA644-20MUR
ATMEGA644PV-10MUR RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 10MHz, CMOS, PQCC44, 7 X 7 MM, 1 MM HEIGHT, 0.50 MM PITCH, GREEN, PLASTIC, MO-220VKKD-1, VQFN-44 Atmel Corporation ATMEGA644PA-MU vs ATMEGA644PV-10MUR
ATMEGA644V-10AUR RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 10MHz, CMOS, PQFP44, 10 X 10 MM, 1 MM HEIGHT, 0.80 MM PITCH, GREEN, PLASTIC, MS-026ACB, TQFP-44 Atmel Corporation ATMEGA644PA-MU vs ATMEGA644V-10AUR
ATMEGA644P-A15MZ RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 16MHz, CMOS, PQCC44, 7 X 7 MM, 0.50 MM PITCH, GREEN, MO-220WKKD-1, QFN-44 Atmel Corporation ATMEGA644PA-MU vs ATMEGA644P-A15MZ
ATMEGA644PA-PU RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PDIP40, 0.600 INCH, GREEN, PLASTIC, MS-011AC, DIP-40 Atmel Corporation ATMEGA644PA-MU vs ATMEGA644PA-PU
ATMEGA644PV-10PU RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 10MHz, CMOS, PDIP40, 0.600 INCH, GREEN, PLASTIC, MS-011AC, DIP-40 Atmel Corporation ATMEGA644PA-MU vs ATMEGA644PV-10PU
ATMEGA644PV-10AUR RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 10MHz, CMOS, PQFP44, 10 X 10 MM, 1 MM HEIGHT, 0.80 MM PITCH, GREEN, PLASTIC, MS-026ACB, TQFP-44 Atmel Corporation ATMEGA644PA-MU vs ATMEGA644PV-10AUR
ATMEGA324PV-10AU RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 10MHz, CMOS, PQFP44, 10 X 10 MM, 1 MM HEIGHT, 0.80 MM PITCH, GREEN, PLASTIC, MS-026ACB, TQFP-44 Atmel Corporation ATMEGA644PA-MU vs ATMEGA324PV-10AU
ATMEGA644PV-10MU RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 10MHz, CMOS, 7 X 7 MM, 1.00 MM HEIGHT, 0.50 MM PITCH, GREEN, VQFN-44 Atmel Corporation ATMEGA644PA-MU vs ATMEGA644PV-10MU
ATMEGA644P-20MU RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, 7 X 7 MM, 1.00 MM HEIGHT, 0.50 MM PITCH, GREEN, VQFN-44 Atmel Corporation ATMEGA644PA-MU vs ATMEGA644P-20MU

ATMEGA644PA-MU 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 ATMEGA644PA-MU by Atmel Corporation.
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: ATMEGA644PA-MU by Atmel Corporation

Select Manufacturer
Which Manufacturer of ATMEGA644PA-MU would you like to use for your alert(s)?
  • Please alert me when ATMEGA644PA-MU inventory levels are or equal to a quantity of from one of my selected distributors.
  • Also alert me for ATMEGA644PA-MU 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
  • Please alert me when the single part price for ATMEGA644PA-MU 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 ATMEGA644PA-MU 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 ATMEGA644PA-MU.
Looks like you've reached your alert limit!  Please delete some alerts or contact us if you need help.

Compare ATMEGA644PA-MU by Atmel Corporation

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