ATMEGA644-20MU

Part No :: ATMEGA644-20MU

Manufacturer: VIGOR

VIGOR # :: 3618662

Description: IC MCU 8BIT 64KB FLASH 44VQFN

Catalog: Embedded - Microcontrollers

DataSheet: ATMEGA644-20MU PDF

Country of origin: -

Date code: -

ATMEGA644-20MU Specifications

Type	Description
Series:	AVR® ATmega
Package:	Bulk
Part Status:	Active
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)

Please confirm the specifications of the products when ordering.
MOQ means the minimum order quantity required to purchase each parts.
If you have special order instructions,please note it on the ordering pages.
The Pre-Shipment Inspection (PSI) will be applied.
You can email us to change the order details before shipment.
Orders cannot be canceled after shipping the packages.

TT in advance (bank transfer), Credit Card, PayPal can be chosen.
Cash transfer only. (Transfer with checks and bills are not accepted.)
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FedEx, DHL, and UPS can be selected.
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Please confirm with the logistics company in advance if you are in a remote area. (It may cost extra fees (35-50 USD) for delivery at those areas.)
The shopping cart will automatically calculate the shipping cost.
Delivery time: At the same day (Order deadline is 2pm, HK Time).
Delivery date: usually 2 to 7 working days.
It is unable to appoint a date of delivery.
Tracking number will be sent once your order has been shipped. (It may take up to 24 hours before carriers display the info.)

In Stock: 212

Shipped from

HK warehouse

Expected Shipping Date

Jan 18 - Jan 22 2026

Pricing(USD)

Quantity	Unit Price	Ext. Price
1	~~$4.88~~	~~$4.88~~
25	~~$4.47~~	~~$111.80~~
100	~~$4.05~~	~~$404.93~~

Current price of ATMEGA644-20MU is for reference only, if you want to get best price, please submit a inquiry or direct email to our sales team sales@Vigorcomp.com

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ATMEGA644-20MU

ATMEGA644-20MU

3618662

Pricing(USD)