What is ATMEGA644PA-MN?
ATMEGA644PA-MN is a Embedded - Microcontrollers component from Microchip Technology. This product page summarizes the core sourcing details buyers need before checking price, availability, documentation, or samples.
Supply original ATMEGA644PA-MN, Embedded - Microcontrollers, by Microchip Technology
IC MCU 8BIT 64KB FLASH 44VQFN
RoHS
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Key specifications
Serise
AVR® ATmega
Min Quantity
1
Category
Integrated Circuits (ICs)Sub Categroy
Embedded - MicrocontrollersDescription
IC MCU 8BIT 64KB FLASH 44VQFN
key Attributes
-
Technical document
Open The Official Datasheet
Review the latest datasheet for ATMEGA644PA-MN from Microchip Technology in a separate tab so engineers and buyers can check package, electrical characteristics, and application details without leaving this product page.
Why request a quote
Use the RFQ step to confirm the commercial and documentation details buyers usually need before placing an order.
Confirm stock and lead-time expectations
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Trust signals
Globally recognized certifications
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ISO 9001
Quality management processes for more consistent sourcing and handling.
AS9120B
Aerospace-focused distribution controls for traceability and reliability.
ISO 14001
Environmental management discipline across warehouse and operating workflows.
ESD Control
Electrostatic handling standards to help protect sensitive components.
Authenticity Verification
CoC Available on Request
Pre-Shipment Inspection
Responsive RFQ Support
Why buyers trust this sourcing flow
Our quality workflow is designed to reduce counterfeit risk and support confident procurement. Components are reviewed through documented handling and inspection steps so buyers can evaluate sourcing with stronger authenticity controls.
Structured product content
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Product overview
Overview
IC MCU 8BIT 64KB FLASH 44VQFN
Full technical breakdown
Detailed Specifications
Review grouped attributes and parameters without scanning one oversized table.
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Popular Specs Surfaced First
Product Attribute
Part Status
Active
Product Attribute
Packaging
Tray
Product Attribute
Published
2008
Product Attribute
REACH Status
REACH Unaffected
Product Attribute
ECCN
EAR99
Product Attribute
Mounting Type
Surface Mount
Part Status
Active
Packaging
Tray
Published
2008
REACH Status
REACH Unaffected
ECCN
EAR99
Mounting Type
Surface Mount
Factory Lead Time
7 Weeks
Categories
Integrated Circuits (ICs)
Technology
CMOS
Terminal Position
QUAD
Terminal Pitch
0.5mm
Sub-Categories
Embedded - Microcontrollers
Operating Temperature
-40°C~105°C TA
Frequency
20MHz
Interface
I2C, SPI, UART, USART
Manufacturer
Microchip Technology
Terminal Form
NO LEAD
Series
AVR® ATmega
Package / Case
44-VFQFN Exposed Pad
Base Part Number
ATMEGA644PA
Surface Mount
YES
Number Of Terminations
44
On Chip Data RAM Width
8
Pbfree Code
yes
Peak Reflow Temperature (Cel)
NOT SPECIFIED
Reflow Temperature-Max (S)
NOT SPECIFIED
On Chip Program ROM Width
16
Number Of I/O
32
Length
7mm
EEPROM Size
2K x 8
Manufacturer'S Part No.
ATMEGA644PA-MN
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
3 (168 Hours)
HTSUS
8542.31.0001
JESD-30 Code
S-PQCC-N44
Height Seated (Max)
1mm
Format
FIXED-POINT
Oscillator Type
Internal
UPs/UCs/Peripheral ICs Type
MICROCONTROLLER, RISC
Connectivity
I2C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Data Converter
A/D 8x10b
Core Size
8-Bit
RAM Size
4K x 8
Core Processor
AVR
Memory Size
64kB
Program Memory Size
64KB 32K x 16
Bit Size
8
Program Memory Type
FLASH
DMA Channels
NO
Data Bus Width
8b
Supply Voltage-Max (Vsup)
5.5V
Has ADC
YES
Integrated Cache
NO
PWM Channels
YES
Low Power Mode
YES
DAC Channels
NO
Number Of External Interrupts
3
Number Of Serial I/Os
2
RAM (Words)
4096
Supply Voltage-Min (Vsup)
1.8V
Boundary Scan
YES
Voltage - Supply (Vcc/Vdd)
1.8V~5.5V
Number Of Timers
3
Supply Current-Max
9mA
Common questions
Product FAQ
Quick answers for buyers reviewing ATMEGA644PA-MN, stock, documentation, and sourcing steps.
What package and description are listed for ATMEGA644PA-MN?
ATMEGA644PA-MN is listed with package reference -. The current product description is IC MCU 8BIT 64KB FLASH 44VQFN, and buyers should confirm package, footprint, and electrical details against the datasheet or quotation notes before approval.
Is ATMEGA644PA-MN available in stock?
This page currently shows 14233 units in stock and 10343 units available for ATMEGA644PA-MN. Because electronic component availability can change quickly, submit an RFQ to confirm live stock, lead time, and final pricing.
Can I request a quote or sample for ATMEGA644PA-MN?
Yes. Use the Quick Quote or Request Sample action on this page to send the quantity and sourcing requirements for ATMEGA644PA-MN by Microchip Technology. The TrustCompo team can review price, availability, and documentation support.
Is a datasheet available for ATMEGA644PA-MN?
Yes. This page links to the datasheet for ATMEGA644PA-MN by Microchip Technology, so engineers and buyers can review package, ratings, and application details before purchase.
How should buyers verify ATMEGA644PA-MN before ordering?
Buyers should confirm the manufacturer, package, quantity, target price, RoHS or compliance needs, and any Certificate of Conformance or traceability requirements for ATMEGA644PA-MN before approving the order.
Embedded - Microcontrollers
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