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Part Number Overview
Manufacturer Part Number
ATMEGA644-20MU
Description
IC MCU 8BIT 64KB FLASH 44VQFN
Detailed Description
AVR AVR® ATmega Microcontroller IC 8-Bit 20MHz 64KB (32K x 16) FLASH 44-VQFN (7x7)
Manufacturer
Microchip Technology
Standard LeadTime
8 Weeks
Edacad Model
ATMEGA644-20MU Models
Standard Package
360
Supplier Stocks
Technical specifications
Mfr
Microchip Technology
Series
AVR® ATmega
Package
Tray
Product Status
Active
allaboutcomponents.com Programmable
Not Verified
Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O
32
Program Memory Size
64KB (32K x 16)
Program Memory Type
FLASH
EEPROM Size
2K x 8
RAM Size
4K x 8
Voltage - Supply (Vcc/Vdd)
2.7V ~ 5.5V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C (TA)
Mounting Type
Surface Mount
Package / Case
44-VFQFN Exposed Pad
Supplier Device Package
44-VQFN (7x7)
Base Product Number
ATMEGA644
Environmental & Export Classifications
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
3 (168 Hours)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.31.0001
Other Names
-
Category
/Product Index/Integrated Circuits (ICs)/Embedded/Microcontrollers/Microchip Technology ATMEGA644-20MU
Documents & Media
Datasheets
()
Product Training Modules
()
Video File
()
Environmental Information
()
Design Resources
1(ATmega644 Development Tool Selector)
Featured Product
()
PCN Design/Specification
1(Marking Chgs 11/Jul/2017)
PCN Assembly/Origin
1(Additional Assembly Site 28/Sep/2021)
PCN Packaging
()
PCN Other
1(MSL Revision A 26/Mar/2014)
HTML Datasheet
1(ATMEGA644/V Summary)
EDA Models
1(ATMEGA644-20MU Models)
Quantity Price
Quantity: 100
Unit Price: $5.71
Packaging: Tray
MinMultiplier: 1
Packaging: Tray
MinMultiplier: 1
Quantity: 25
Unit Price: $6.3
Packaging: Tray
MinMultiplier: 1
Packaging: Tray
MinMultiplier: 1
Quantity: 1
Unit Price: $6.86
Packaging: Tray
MinMultiplier: 1
Packaging: Tray
MinMultiplier: 1
Substitutes
Part No. : ATMEGA644P-20MU
Manufacturer. : Microchip Technology
Quantity Available. : 2,870
Unit Price. : $7.05000
Substitute Type. : Parametric Equivalent
Quantity Available. : 2,870
Unit Price. : $7.05000
Substitute Type. : Parametric Equivalent