Name: ATMEGA644P-20MUR
Brand: Microchip Technology
SKU: ATMEGA644P-20MUR
Price: 7.8705 USD
Availability: InStock
Rating: 5 (70 reviews)

ATMEGA644P-20MUR

For Reference Only

Part Number	ATMEGA644P-20MUR
Manufacturer	Microchip Technology
Description	IC MCU 8BIT 64KB FLASH 44VQFN
Datasheet	ATMEGA644P-20MUR Datasheet ATMEGA644P-20MUR Specifications
Package	44-VFQFN Exposed Pad
ECAD
In Stock	2,304 piece(s)
Unit Price	$ 7.8705 *
Lead Time	To be Confirmed
Estimated Delivery Time	May 1 - May 6 (Choose Expedited Shipping)
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Part Number # ATMEGA644P-20MUR (Embedded - Microcontrollers) is manufactured by Microchip Technology and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For ATMEGA644P-20MUR specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add ATMEGA644P-20MUR with quantity into BOM. Heisener.com does NOT require any registration to request a quote of ATMEGA644P-20MUR.

ATMEGA644P-20MUR Specifications

Manufacturer	Microchip Technology
Category	Integrated Circuits (ICs) - Embedded - Microcontrollers
Package	44-VFQFN Exposed Pad
ECAD
Series	AVR? ATmega
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)	2.7 V ~ 5.5 V
Data Converters	A/D 8x10b
Oscillator Type	Internal
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	-
Package / Case	44-VFQFN Exposed Pad
Supplier Device Package	44-VQFN (7x7)

ATMEGA644P-20MUR Datasheet

ATMEGA644P-20MUR Reviews

Lond*****eard

April 2, 2023

★ ★ ★ ★ ★

Very good, fast shipping, super reliable seller.

Meli*****Santos

March 18, 2023

★ ★ ★ ★ ★

They work great exactly what I needed.

Write a Review

★★★★★

Not Rated

Thanks for Your Review!

ATMEGA644P-20MUR Packaging

ATMEGA644P-20MUR FAQ

1. How to order ATMEGA644P-20MUR on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that ATMEGA644P-20MUR is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the ATMEGA644P-20MUR. All suppliers must pass our qualification reviews before they can publish their products including ATMEGA644P-20MUR on Heisener; we pay more attention to the channels and quality of ATMEGA644P-20MUR products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the ATMEGA644P-20MUR price and inventory displayed accurate?

The price and inventory of ATMEGA644P-20MUR fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of ATMEGA644P-20MUR?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the ATMEGA644P-20MUR we delivered, we will accept the replacement or return of the ATMEGA644P-20MUR only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of ATMEGA644P-20MUR.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as ATMEGA644P-20MUR pin diagram, ATMEGA644P-20MUR datasheet?

If you need any after-sales service, please do not hesitate to contact us.

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ATMEGA644P-20MUR Guarantees

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MUR

D# V36:1790_07145140

Microchip Technology Inc

MCU 8-bit AVR RISC 64KB Flash 3.3V/5V 44-Pin VQFN EP T/R

RoHS: Compliant

ATMEGA644P-20MU

D# E54:1762_01132303

Microchip Technology Inc

MCU 8-bit AVR RISC 64KB Flash 3.3V/5V 44-Pin VQFN EP Tray

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MU

D# ATMEGA644P-20MU

Atmel Corporation

MCU 8-Bit ATmega AVR RISC 64KB Flash 3.3V/5V 44-Pin MLF - Bulk (Alt: ATMEGA644P-20MU)

ATMEGA644P-20MUR

D# ATMEGA644P-20MUR

Atmel Corporation

4-Bit/8-Bit MCU - Bulk (Alt: ATMEGA644P-20MUR)

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MU

D# ATMEGA644P-20MUR

Microchip Technology Inc

MCU 8-Bit ATmega AVR RISC 64KB Flash 3.3V/5V 44-Pin MLF (Alt: ATMEGA644P-20MUR)

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MU

D# ATMEGA644P-20MU

Microchip Technology Inc

MCU 8-Bit ATmega AVR RISC 64KB Flash 3.3V/5V 44-Pin MLF (Alt: ATMEGA644P-20MU)

ATMEGA644P-20MUR

D# ATMEGA644P-20MUR

Microchip Technology Inc

4-Bit/8-Bit MCU (Alt: ATMEGA644P-20MUR)

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MU

Atmel Corporation

280

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MUR

Atmel Corporation

IC MCU 8BIT 64KB FLASH 44VQFN

8000

ATMEGA644P-20MU

Atmel Corporation

MCU, 8BIT, ATMEGA, 20MHZ, QFN-44

192

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MU

Microchip Technology Inc

VQFN-44 ATMEL & AVR RoHS

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MU

D# ATMEGA644P-20MU-ND

Microchip Technology Inc

IC MCU 8BIT 64KB FLASH 44VQFN

ATMEGA644P-20MUR

D# ATMEGA644P-20MURCT-ND

Microchip Technology Inc

IC MCU 8BIT 64KB FLASH 44VQFN

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MUR

Microchip Technology Inc

In stock shipping within 2days

21775

ATMEGA644P-20MU

Microchip Technology Inc

In stock shipping within 2days

21774

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MU

D# 1748528

Microchip Technology Inc

MCU, 8BIT, ATMEGA, 20MHZ, QFN-44

RoHS: Compliant

Min Qty: 1

Container: Each

159

ATMEGA644P-20MUR

D# 3628791

Microchip Technology Inc

MICROCONTROLLERS (MCU) - 8 BIT

RoHS: Compliant

Min Qty: 4000

Container: Reel

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MU

Microchip Technology Inc

ATmega Series 64 KB Flash 4 KB SRAM 20 MHz 8-Bit Microcontroller - VQFN-44

RoHS: Compliant

pbFree: Yes

ATMEGA644P-20MUR

Microchip Technology Inc

ATmega Series 64 KB Flash 4 KB SRAM 20 MHz 8-Bit Microcontroller - VQFN-44

RoHS: Compliant

pbFree: Yes

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MU

Microchip Technology Inc

MCU 8-bit AVR RISC 64KB Flash 3.3V/5V 44-Pin VQFN EP Tray

RoHS: Not Compliant

325

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MU

D# ATMEGA644P-20MU

Microchip Technology Inc

20MHZ QFN/MLF IND TEMP GREEN 5V

RoHS: Compliant

pbFree: Yes

360

ATMEGA644P-20MUR

D# ATMEGA644P-20MUR

Microchip Technology Inc

20MHZ QFN/MLF IND TEMP GREEN 5V T&R

RoHS: Compliant

pbFree: Yes

8000

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MU

Atmel Corporation

OEM/CM Immediate delivery

396

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MUR

Microchip Technology Inc

20MHZ, QFN/MLF, IND TEMP, GREEN, 5V, T&R - Package: 44 VQFN 7x7x1mm T/R

RoHS: Compliant

ATMEGA644P-20MU

Microchip Technology Inc

20MHZ, QFN/MLF, IND TEMP, GREEN, 5V - Package: 44 VQFN 7x7x1mm TRAY

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MUR

D# MCHP00000005680

Microchip Technology Inc

20MHZ, QFN/MLF, IND TEMP, GREEN, 5V, T&R - Package: 44 VQFN 7x7x1mm T/R

ATMEGA644P-20MU

D# MCHP00000005679

Microchip Technology Inc

20MHZ, QFN/MLF, IND TEMP, GREEN, 5V - Package: 44 VQFN 7x7x1mm TRAY

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MUR

D# 68T3115

Microchip Technology Inc

20MHZ, QFN/MLF, IND TEMP, GREEN, 5V, T&R, 44 VQFN 7X7X1MM T/R ROHS COMPLIANT: YES

RoHS: Compliant

Min Qty: 4000

Container: TAPE & REEL - FULL

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MU

D# NS-ATMEGA644P-20MU

Atmel Corporation

OEM/CM ONLY

5983

ATMEGA644P-20MUR

D# NS-ATMEGA644P-20MUR

Atmel Corporation

OEM/CM ONLY

6639

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MU

Microchip Technology Inc

MCU 8-bit AVR RISC 64KB Flash 3.3V/5V 44-Pin VQFN EP Tray

RoHS: Not Compliant

325

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MU

Atmel Corporation

RISC MICROCONTROLLER, 8-BIT, FLASH, AVR RISC CPU, 20MHZ, CMOS

231

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MU

D# 1310321

Microchip Technology Inc

Microchip ATMEGA644P-20MU, 8bit AVR Microcontroller, ATmega, 20MHz, 64 kB Flash, 44-Pin VQFN, EA

Min Qty: 1

Container: Bulk

222

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MU

Atmel Corporation

ATMEGA644 - RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU

RoHS: Compliant

11121

ATMEGA644P-20MUR

Atmel Corporation

ATMEGA644 - RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU

RoHS: Compliant

3722

Part Number

Manufacturer

Description

Stock

ATMEGA644P20MUR

Atmel Corporation

OEM/CM ONLY

4016

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MU

Atmel Corporation

IN stock Immediate delivery

391

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MU

Atmel Corporation

shipping today

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MU

D# 51657789

Microchip Technology Inc

MCU 8-bit AVR RISC 64KB Flash 3.3V/5V 44-Pin VQFN EP Tray

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MU

Atmel Corporation

RFQ

4585

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MU

Atmel Corporation

IC MCU 8BIT 64KB FLASH 44VQFN

300

Part Number

Manufacturer

Description

Stock

ATMEGA644P-20MU

D# 1748528

Microchip Technology Inc

MCU, 8BIT, ATMEGA, 20MHZ, QFN-44

RoHS: Compliant

Min Qty: 1

Container: Each

159

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ATMEGA644P-20MUR

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