Name: ATMEGA644PA-MU
Brand: Microchip Technology
SKU: ATMEGA644PA-MU
Price: 6.4042 USD
Availability: InStock
Rating: 5 (102 reviews)

ATMEGA644PA-MU

For Reference Only

Part Number	ATMEGA644PA-MU
Manufacturer	Microchip Technology
Description	IC MCU 8BIT 64KB FLASH 44VQFN
Datasheet	ATMEGA644PA-MU Datasheet ATMEGA644PA-MU Specifications
Package	44-VFQFN Exposed Pad
ECAD
In Stock	44,688 piece(s)
Unit Price	$ 6.4042 *
Lead Time	Can Ship Immediately
Estimated Delivery Time	Apr 28 - May 3 (Choose Expedited Shipping)
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Part Number # ATMEGA644PA-MU (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 ATMEGA644PA-MU specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add ATMEGA644PA-MU with quantity into BOM. Heisener.com does NOT require any registration to request a quote of ATMEGA644PA-MU.

ATMEGA644PA-MU 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)	1.8 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)

ATMEGA644PA-MU Datasheet

ATMEGA644PA-MU Reviews

Caro***** Uppal

April 2, 2023

★ ★ ★ ★ ★

Great seller, would recommend buying from. , good communication and problem solving

Conn*****alla

March 19, 2023

★ ★ ★ ★ ★

This is the best online shop to order electronic components. From a 30 cent item up to industrial, Customer Service is great. This company is so reliable and super easy to work with and ask questions. One CS agent even stayed after hours to get me an answer!

Rose*****Memon

March 4, 2023

★ ★ ★ ★ ★

I love your products are well organized. You make it easy to spend $$$! Lol. Keep up the good work folks!

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ATMEGA644PA-MU Packaging

ATMEGA644PA-MU FAQ

1. How to order ATMEGA644PA-MU 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 ATMEGA644PA-MU is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the ATMEGA644PA-MU. All suppliers must pass our qualification reviews before they can publish their products including ATMEGA644PA-MU on Heisener; we pay more attention to the channels and quality of ATMEGA644PA-MU products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the ATMEGA644PA-MU price and inventory displayed accurate?

The price and inventory of ATMEGA644PA-MU 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 ATMEGA644PA-MU?

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 ATMEGA644PA-MU we delivered, we will accept the replacement or return of the ATMEGA644PA-MU 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 ATMEGA644PA-MU.

(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 ATMEGA644PA-MU pin diagram, ATMEGA644PA-MU datasheet?

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

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ATMEGA644PA-MU 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

ATMEGA644PA-MU

D# V99:2348_07146011

Microchip Technology Inc

MCU 8-bit AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin VQFN EP Tray

RoHS: Compliant

ATMEGA644PA-MUR

D# V72:2272_07145879

Microchip Technology Inc

MCU 8-bit AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin VQFN EP T/R

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

ATMEGA644PA-MU

D# ATMEGA644PA-MU

Atmel Corporation

MCU 8-bit ATmega AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin VQFN EP - Bulk (Alt: ATMEGA644PA-MU)

ATMEGA644PA-MUR

D# 41AH8338

Microchip Technology Inc

MCU 8-bit ATmega AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin VQFN EP T/R - Product that comes on tape, but is not reeled (Alt: 41AH8338)

Part Number

Manufacturer

Description

Stock

ATMEGA644PA-MUR

D# ATMEGA644PA-MUR

Microchip Technology Inc

MCU 8-bit ATmega AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin VQFN EP T/R (Alt: ATMEGA644PA-MUR)

ATMEGA644PA-MU

D# ATMEGA644PA-MU

Microchip Technology Inc

MCU 8-bit ATmega AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin VQFN EP (Alt: ATMEGA644PA-MU)

Part Number

Manufacturer

Description

Stock

ATMEGA644PA-MUR

Atmel Corporation

Atmel ATMEGA644PA-MUR

44000

ATMEGA644PA-MU

Atmel Corporation

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

208

Part Number

Manufacturer

Description

Stock

ATMEGA644PA-MUR

D# ATMEGA644PA-MURCT-ND

Microchip Technology Inc

IC MCU 8BIT 64KB FLASH 44VQFN

957

ATMEGA644PA-MU

D# ATMEGA644PA-MU-ND

Microchip Technology Inc

IC MCU 8BIT 64KB FLASH 44VQFN

Part Number

Manufacturer

Description

Stock

ATMEGA644PA-MU

Microchip Technology Inc

In stock shipping within 2days

30525

Part Number

Manufacturer

Description

Stock

ATMEGA644PA-MUR

D# 2774973

Microchip Technology Inc

MCU, 8BIT, 20MHZ, VQFN-44

RoHS: Compliant

Min Qty: 1

Container: Each

1949

ATMEGA644PA-MU

D# 2318834

Microchip Technology Inc

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

RoHS: Compliant

Min Qty: 1

Container: Each

157

Part Number

Manufacturer

Description

Stock

ATMEGA644PA-MU

Microchip Technology Inc

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

RoHS: Compliant

pbFree: Yes

ATMEGA644PA-MUR

Microchip Technology Inc

20 MHz, MLF/QFN, Ind Temp, Green, T&R

RoHS: Compliant

pbFree: Yes

Part Number

Manufacturer

Description

Stock

ATMEGA644PAMUR

OEM/CM QUOTES ONLY | NO BROKERS

5750

ATMEGA644PAMU

Micro Commercial Components

OEM/CM QUOTES ONLY | NO BROKERS

22476

Part Number

Manufacturer

Description

Stock

ATMEGA644PA-MU

Atmel Corporation

in stock - can ship the same day

Part Number

Manufacturer

Description

Stock

ATMEGA644PA-MU

Microchip Technology Inc

MCU 8-bit AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin VQFN EP Tray

RoHS: Not Compliant

1770

Part Number

Manufacturer

Description

Stock

ATMEGA644PA-MU

D# ATMEGA644PA-MU

Microchip Technology Inc

20 MHz QFN/MLF Ind. Temp Green

RoHS: Compliant

pbFree: Yes

ATMEGA644PA-MUR

D# ATMEGA644PA-MUR

Microchip Technology Inc

20 MHz MLF/QFN Ind Temp Green T&R

RoHS: Compliant

pbFree: Yes

11594

Part Number

Manufacturer

Description

Stock

ATMEGA644PA-MUR

Atmel Corporation

OEM/CM Immediate delivery

3108

ATMEGA644PA-MU

Atmel Corporation

OEM/CM Immediate delivery

2300

Part Number

Manufacturer

Description

Stock

ATMEGA644PA-MUR

D# 556-ATMEGA644PA-MUR

Microchip Technology Inc

8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-20MHz IND

RoHS: Compliant

790

ATMEGA644PA-MU

D# 556-ATMEGA644PA-MU

Microchip Technology Inc

8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins

RoHS: Compliant

291

Part Number

Manufacturer

Description

Stock

ATMEGA644PA-MUR

Microchip Technology Inc

20 MHz, MLF/QFN, Ind Temp, Green, T&R - Package: 44 VQFN 7x7x1mm T/R

RoHS: Compliant

ATMEGA644PA-MU

Microchip Technology Inc

20 MHz, QFN/MLF, Ind. Temp, Green - Package: 44 VQFN 7x7x1mm TRAY

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

ATMEGA644PA-MU

D# MCHP00000005689

Microchip Technology Inc

20 MHz, QFN/MLF, Ind. Temp, Green - Package: 44 VQFN 7x7x1mm TRAY

ATMEGA644PA-MUR

D# MCHP00000005690

Microchip Technology Inc

20 MHz, MLF/QFN, Ind Temp, Green, T&R - Package: 44 VQFN 7x7x1mm T/R

Part Number

Manufacturer

Description

Stock

ATMEGA644PA-MU

D# 84AC0760

Microchip Technology Inc

20 MHZ, QFN/MLF, IND. TEMP, GREEN ROHS COMPLIANT: YES

RoHS: Compliant

Min Qty: 360

Container: Bulk

ATMEGA644PA-MUR

D# 68T3124

Microchip Technology Inc

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

RoHS: Compliant

Min Qty: 4000

Container: TAPE & REEL - FULL

Part Number

Manufacturer

Description

Stock

ATMEGA644PA-MU

D# NS-ATMEGA644PA-MU

Atmel Corporation

OEM/CM ONLY

1233

ATMEGA644PA-MUR

D# NS-ATMEGA644PA-MUR

Atmel Corporation

OEM/CM ONLY

8191

Part Number

Manufacturer

Description

Stock

ATMEGA644PA-MU

Microchip Technology Inc

MCU 8-bit AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin VQFN EP Tray

RoHS: Not Compliant

1770

Part Number

Manufacturer

Description

Stock

ATMEGA644PA-MU

D# 1310324

Microchip Technology Inc

Microchip ATMEGA644PA-MU, 8bit AVR Microcontroller, ATmega, 20MHz, 64 kB Flash, 44-Pin VQFN, EA

Min Qty: 1

Container: Bulk

122

Part Number

Manufacturer

Description

Stock

ATMEGA644PA-MU

Atmel Corporation

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

RoHS: Compliant

379

Part Number

Manufacturer

Description

Stock

ATMEGA644PAMUR

Atmel Corporation

OEM/CM ONLY

6016

ATMEGA644PAMU

Atmel Corporation

OEM/CM ONLY

11284

Part Number

Manufacturer

Description

Stock

ATMEGA644PA-MU

Atmel Corporation

IN stock Immediate delivery

2315

ATMEGA644PA-MUR

Atmel Corporation

IN stock Immediate delivery

3123

Part Number

Manufacturer

Description

Stock

ATMEGA644PA-MU

Atmel Corporation

shipping today

226

ATMEGA644PA-MUR

Atmel Corporation

shipping today

4950

Part Number

Manufacturer

Description

Stock

ATMEGA644PA-MU

D# 31924791

Microchip Technology Inc

MCU 8-bit AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin VQFN EP Tray

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

ATMEGA644PA-MU

Atmel Corporation

IC MCU 8BIT 64KB FLASH 44VQFN

870

ATMEGA644PA-MUR

Atmel Corporation

IC MCU 8BIT 64KB FLASH 44VQFN

4695

Part Number

Manufacturer

Description

Stock

ATMEGA644PA-MU

D# 2318834

Microchip Technology Inc

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

RoHS: Compliant

Min Qty: 1

Container: Each

157

ATMEGA644PA-MUR

D# 3360181

Microchip Technology Inc

MCU, 8BIT, 20MHZ, VQFN-44

RoHS: Compliant

Min Qty: 1

Container: Cut Tape

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ATMEGA644PA-MU

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