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Name: AT89LP6440-20MU
Brand: Microchip Technology
SKU: AT89LP6440-20MU
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 AT89LP6440-20MU

Part No.:: AT89LP6440-20MU

Manufacturer:: Microchip Technology

Package:: 44-VFQFN Exposed Pad

Datasheet:: AT89LP6440-20MU.pdf

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

In Stock:: 659

Quantity:: Add To Cart

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AT89LP6440-20MU Specifications

Package/Case:
44-VFQFN Exposed Pad
Packaging:
Tray,Tray
Series:
89LP
RoHS:
RoHS
Speed:
20MHz
RAM Size:
4.25K x 8
Core Size:
8-Bit
EEPROM Size:
8K 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:
38
Core Processor:
8051
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
Operating Temperature:
-40°C ~ 85°C (TA)

AT89LP6440-20MU this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including AT89LP6440-20MU 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 AT89LP6440-20MU 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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AT89LP6440-20MU information

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The working principle and core technical features of AT89LP6440-20MU

AT89LP6440-20MU is a highly integrated microcontroller featuring advanced functionality, commonly utilized in a variety of embedded systems applications. It incorporates a powerful 8051-compatible CPU core, versatile peripherals, and low power consumption.

Application Scenario:

In automotive electronics, AT89LP6440-20MU can be employed for engine control units (ECUs) to manage fuel injection, ignition timing, and emissions control systems.

Circuit Design:

To design an engine control unit using AT89LP6440-20MU, follow these steps:

1. Sensor Interface:

Connect sensors such as crankshaft position sensors and oxygen sensors to the analog and digital input pins of AT89LP6440-20MU. Utilize the ADC and GPIO pins to interface with these sensors for real-time data acquisition.

2. Actuator Control:

Connect actuators like fuel injectors and ignition coils to the GPIO pins of AT89LP6440-20MU. These pins can be configured as digital outputs to control the timing and duration of fuel injection and ignition events based on sensor inputs.

3. Communication:

Implement communication interfaces such as CAN or LIN to communicate with other ECUs within the vehicle network. Configure the relevant UART or SPI pins of AT89LP6440-20MU for serial communication.

4. Memory Management:

Utilize the integrated flash memory of AT89LP6440-20MU for program storage and EEPROM for data storage. Implement efficient memory management techniques to optimize code size and data storage.

5. Power Management:

Ensure proper power supply and management circuitry to provide stable voltage levels to AT89LP6440-20MU and connected peripherals. Utilize voltage regulators and decoupling capacitors to minimize noise and ensure reliable operation.

Considerations:

When designing the circuit, it's essential to consider:

- Real-Time Operation: Implement efficient firmware algorithms to ensure real-time engine control and responsiveness to changing operating conditions.

- Safety and Reliability: Implement fail-safe mechanisms and conduct thorough testing to ensure the safety and reliability of the engine control system under various operating conditions.

- Emission Compliance: Design the engine control algorithms to comply with emission regulations and standards, ensuring optimal fuel efficiency and minimal environmental impact.

- Security: Implement secure communication protocols and encryption algorithms to prevent unauthorized access and tampering with the engine control system.

AT89LP6440-20MU FAQ

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3. Are the AT89LP6440-20MU price and inventory displayed accurate?

The price and inventory of AT89LP6440-20MU fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

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6. What is the process for return or replacement of AT89LP6440-20MU?

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 AT89LP6440-20MU we delivered, we will accept the replacement or return of the AT89LP6440-20MU 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 AT89LP6440-20MU.

(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