What is the Additional Feature ?

Name: ATMEGA644-20MU
Brand: Microchip Technology
SKU: ATMEGA644-20MU
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Microchip Technology ATMEGA644-20MU

Part No.:: ATMEGA644-20MU

Manufacturer:: Microchip Technology

Package:: 44-VFQFN Exposed Pad

Datasheet:: ATMEGA644-20MU.pdf

Description:: IC MCU 8BIT 64KB FLASH 44VQFN

In Stock:: 3963

Quantity:: Add To Cart

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ATMEGA644-20MU Specifications

Package/Case:
44-VFQFN Exposed Pad
Packaging:
Tray
Series:
AVR® ATmega
RoHS:
RoHS
Speed:
20MHz
RAM Size:
4K x 8
Core Size:
8-Bit
EEPROM Size:
2K x 8
Part Status:
Active
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Connectivity:
I²C, SPI, UART/USART
Mounting Type:
Surface Mount
Number of I/O:
32
Core Processor:
AVR
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Program Memory Size:
64KB (32K x 16)
Program Memory Type:
FLASH
Operating Temperature:
-40°C ~ 85°C (TA)

ATMEGA644-20MU this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including ATMEGA644-20MU price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for ATMEGA644-20MU to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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ATMEGA644-20MU information

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The application and technological advancement of ATMEGA644-20MU in specific industries

ATMEGA644-20MU is a versatile microcontroller chip widely utilized in various industries for its robust features and performance capabilities.

Application Scenario:

In the automotive industry, ATMEGA644-20MU plays a crucial role in engine control units (ECUs), vehicle communication systems, and dashboard instrumentation.

Circuit Design:

To implement ATMEGA644-20MU in automotive applications, consider the following design aspects:

1. Engine Control:

Integrate ATMEGA644-20MU into the engine control unit to manage fuel injection timing, ignition timing, and other engine parameters. Utilize its high-speed processing capabilities for real-time engine performance optimization.

2. Vehicle Communication:

Utilize ATMEGA644-20MU to establish communication protocols such as CAN (Controller Area Network) or LIN (Local Interconnect Network) for seamless interaction between various vehicle systems, including engine, transmission, and chassis control modules.

3. Dashboard Instrumentation:

Design instrument clusters using ATMEGA644-20MU to display critical vehicle information such as speed, RPM, fuel level, and engine diagnostics. Its rich set of peripherals facilitates the integration of LCD displays, LEDs, and analog gauges for user-friendly interfaces.

4. Safety Systems:

Implement safety-critical functions like airbag deployment, traction control, and anti-lock braking systems using ATMEGA644-20MU. Its reliability and real-time processing capabilities ensure rapid response to emergency situations, enhancing vehicle safety.

5. Power Management:

Optimize power consumption by utilizing ATMEGA644-20MU's low-power modes and efficient power management techniques. This ensures prolonged battery life and reduces overall vehicle emissions.

Considerations:

When integrating ATMEGA644-20MU into automotive systems, consider the following factors:

- Temperature Range: Ensure the microcontroller operates reliably within the specified temperature range for automotive applications, which may involve extreme temperature fluctuations.

- EMI/EMC Compliance: Shield sensitive electronic components and design the PCB layout to minimize electromagnetic interference, ensuring compliance with automotive EMC standards.

- Functional Safety: Implement software and hardware redundancy measures to achieve the required safety integrity level (SIL) for critical automotive systems, in accordance with ISO 26262 standards.

- Automotive Grade Components: Select components rated for automotive use to withstand harsh environmental conditions, vibration, and mechanical stress encountered in vehicle operation.

- Diagnostic Capabilities: Incorporate diagnostic features into the system firmware to facilitate fault detection, isolation, and troubleshooting during vehicle maintenance and repair.

ATMEGA644-20MU FAQ

1. How to order ATMEGA644-20MU on icwhale.com?

Currently, icwhale.com 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 icwhale.com guarantee that ATMEGA644-20MU is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the ATMEGA644-20MU. All suppliers must pass our qualification reviews before they can publish their products including ATMEGA644-20MU on icwhale.com; we pay more attention to the channels and quality of ATMEGA644-20MU products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

3. Are the ATMEGA644-20MU price and inventory displayed accurate?

The price and inventory of ATMEGA644-20MU 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 ATMEGA644-20MU?

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 ATMEGA644-20MU we delivered, we will accept the replacement or return of the ATMEGA644-20MU 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 ATMEGA644-20MU.

(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