ATMEGA644P-20AUR

Part No :: ATMEGA644P-20AUR

Manufacturer: Roving Networks / Microchip Technology

VIGOR # :: 3640267

Description: IC MCU 8BIT 64KB FLASH 44TQFP

Catalog: Embedded - Microcontrollers

DataSheet: ATMEGA644P-20AUR PDF

Country of origin: -

Date code: -

ATMEGA644P-20AUR Specifications

Type	Description
Series:	AVR® ATmega
Package:	Tape & Reel (TR)Cut Tape (CT)
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
ATMEGA644PA-ANR Match 100%	Roving Networks / Microchip Technology IC MCU 8BIT 64KB FLASH 44TQFP	ATMEGA644P-20AUR vs ATMEGA644PA-ANR
ATMEGA644-20AU Match 100%	Roving Networks / Microchip Technology IC MCU 8BIT 64KB FLASH 44TQFP	ATMEGA644P-20AUR vs ATMEGA644-20AU
ATMEGA644PA-AN Match 100%	Roving Networks / Microchip Technology IC MCU 8BIT 64KB FLASH 44TQFP	ATMEGA644P-20AUR vs ATMEGA644PA-AN
ATMEGA644A-AUR Match 100%	Roving Networks / Microchip Technology IC MCU 8BIT 64KB FLASH 44TQFP	ATMEGA644P-20AUR vs ATMEGA644A-AUR
ATMEGA644-20AUR Match 100%	Roving Networks / Microchip Technology IC MCU 8BIT 64KB FLASH 44TQFP	ATMEGA644P-20AUR vs ATMEGA644-20AUR
ATMEGA644PA-AUR Match 100%	Roving Networks / Microchip Technology IC MCU 8BIT 64KB FLASH 44TQFP	ATMEGA644P-20AUR vs ATMEGA644PA-AUR

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.)
Customer is responsible for paying all possible charges,including sales tax, VAT and customs charges,etc.
If you need the detailed invoice or tax ID,please email us.

FedEx, DHL, and UPS can be selected.
You can select whether to charge shipping fee by your shipping account or to charge by our side.
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: 594

Shipped from

HK warehouse

Expected Shipping Date

Sep 06 - Sep 10 2026

Pricing(USD)

Quantity	Unit Price	Ext. Price
1	~~$6.2800~~	~~$6.28~~
2000	~~$4.6556~~	~~$9 311.22~~

Current price of ATMEGA644P-20AUR 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

Hot Products

R5F563NACDBG#U0

IC MCU 32BIT 768KB FLSH 176LFBGA

S912ZVL64F0CLFR

IC MCU 16BIT 64KB FLASH 48LQFP

PIC16C505-04I/SL

IC MCU 8BIT 1.5KB OTP 14SOIC

ATMEGA644P-20AUR

ATMEGA644P-20AUR

3640267

Pricing(USD)