ATMEGA644-20AU

Part No :: ATMEGA644-20AU

Manufacturer: Roving Networks / Microchip Technology

VIGOR # :: 3632038

Description: IC MCU 8BIT 64KB FLASH 44TQFP

Catalog: Embedded - Microcontrollers

DataSheet: ATMEGA644-20AU PDF

Country of origin: -

Date code: -

ATMEGA644-20AU 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):	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-TQFP
Supplier Device Package:	44-TQFP (10x10)

Alternative Products

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

Please confirm the specifications of the products when ordering.
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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: 2510

Shipped from

HK warehouse

Expected Shipping Date

Aug 27 - Aug 31 2026

Pricing(USD)

Quantity	Unit Price	Ext. Price
1	~~$6.0000~~	~~$6.00~~
25	~~$5.4985~~	~~$137.46~~
100	~~$4.9786~~	~~$497.86~~

Current price of ATMEGA644-20AU 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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ATMEGA644-20AU

ATMEGA644-20AU

3632038

Pricing(USD)