ATMEGA644A-AU

Part No :: ATMEGA644A-AU

Manufacturer: Roving Networks / Microchip Technology

VIGOR # :: 3623448

Description: IC MCU 8BIT 64KB FLASH 44TQFP

Catalog: Embedded - Microcontrollers

DataSheet: ATMEGA644A-AU PDF

Country of origin: -

Date code: -

ATMEGA644A-AU Specifications

Type	Description
Series:	AVR® ATmega
Package:	Tray
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):	1.8V ~ 5.5V
Data Converters:	A/D 8x10b
Oscillator Type:	Internal
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	44-TQFP
Supplier Device Package:	44-TQFP (10x10)

Alternative Products

Part Number	Manufacturer & Description	Compare
ATMEGA644P-20AQ Match 100%	VIGOR IC MCU 8BIT 64KB FLASH 44TQFP	ATMEGA644A-AU vs ATMEGA644P-20AQ
ATMEGA644PA-AU Match 100%	VIGOR IC MCU 8BIT 64KB FLASH 44TQFP	ATMEGA644A-AU vs ATMEGA644PA-AU
ATMEGA644P-20AU Match 100%	Roving Networks / Microchip Technology IC MCU 8BIT 64KB FLASH 44TQFP	ATMEGA644A-AU vs ATMEGA644P-20AU
ATMEGA644PA-ANR Match 100%	Roving Networks / Microchip Technology IC MCU 8BIT 64KB FLASH 44TQFP	ATMEGA644A-AU vs ATMEGA644PA-ANR
ATMEGA644P-A15AZ Match 92%	VIGOR IC MCU 8BIT 64KB FLASH 44TQFP	ATMEGA644A-AU vs ATMEGA644P-A15AZ
ATMEGA644-20AU Match 100%	Roving Networks / Microchip Technology IC MCU 8BIT 64KB FLASH 44TQFP	ATMEGA644A-AU vs ATMEGA644-20AU

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.

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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: 3000

Shipped from

HK warehouse

Expected Shipping Date

Oct 03 - Oct 07 2026

Pricing(USD)

Quantity	Unit Price	Ext. Price
1	~~$4.8300~~	~~$4.83~~
25	~~$4.4207~~	~~$110.52~~
100	~~$4.0053~~	~~$400.53~~

Current price of ATMEGA644A-AU 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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ATMEGA644A-AU

ATMEGA644A-AU

3623448

Pricing(USD)