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Name: PIC18F4221-E/P
Brand: Microchip Technology
SKU: PIC18F4221-E/P
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 PIC18F4221-E/P

Part No.:: PIC18F4221-E/P

Manufacturer:: Microchip Technology

Package:: 40-DIP (0.600", 15.24mm)

Datasheet:: PIC18F4221-E/P.pdf

Description:: IC MCU 8BIT 4KB FLASH 40DIP

In Stock:: 3892

Quantity:: Add To Cart

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PIC18F4221-E/P Specifications

Package/Case:
40-DIP (0.600", 15.24mm)
Packaging:
Tube
Series:
PIC® 18F
RoHS:
RoHS
Speed:
25MHz
RAM Size:
512 x 8
Core Size:
8-Bit
EEPROM Size:
256 x 8
Part Status:
Active
Peripherals:
Brown-out Detect/Reset, HLVD, POR, PWM, WDT
Connectivity:
I²C, SPI, UART/USART
Mounting Type:
Through Hole
Number of I/O:
36
Core Processor:
PIC
Data Converters:
A/D 13x10b
Oscillator Type:
Internal
Program Memory Size:
4KB (2K x 16)
Program Memory Type:
FLASH
Operating Temperature:
-40°C ~ 125°C (TA)

PIC18F4221-E/P this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including PIC18F4221-E/P 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 PIC18F4221-E/P 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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PIC18F4221-E/P information

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The working principle and core technical features of PIC18F4221-E/P

PIC18F4221-E/P is a microcontroller chip known for its versatile functionality and robust performance, commonly utilized in embedded systems for diverse applications. It integrates a high-performance CPU, rich peripherals, and low power consumption.

Application Scenario:

In automotive electronics, PIC18F4221-E/P can be employed to control engine management systems, including fuel injection, ignition timing, and emissions control, enhancing vehicle performance and efficiency.

Circuit Design:

To design an engine management system using PIC18F4221-E/P, follow these steps:

1. Sensor Integration:

Integrate various sensors such as throttle position sensors, oxygen sensors, and temperature sensors to monitor engine parameters. Connect these sensors to the analog input pins of PIC18F4221-E/P, ensuring proper conditioning for accurate data acquisition.

2. Actuator Control:

Connect actuators like fuel injectors, ignition coils, and exhaust gas recirculation valves to the GPIO pins of PIC18F4221-E/P. These pins, such as pin RB0, can be configured as digital outputs to control the actuators based on sensor inputs for optimal engine operation.

3. Communication Interface:

Implement communication interfaces such as CAN or LIN to communicate with other vehicle systems like the transmission control unit or the body control module. Configure relevant GPIO pins, such as pin RC6 and RC7, for serial communication.

4. Diagnostic Functionality:

Integrate onboard diagnostics (OBD) functionality using protocols like OBD-II to monitor engine performance, detect faults, and communicate diagnostic trouble codes (DTCs) to external diagnostic tools. Utilize UART or SPI communication protocols for OBD data transmission.

5. Power Management:

Ensure proper power supply and management circuitry to provide stable voltage levels to PIC18F4221-E/P and connected peripherals. Incorporate voltage regulators and decoupling capacitors to minimize noise and ensure reliable operation, especially in automotive environments prone to electrical disturbances.

Considerations:

When designing the circuit, consider factors such as:

- Environmental Compatibility: Ensure the microcontroller and associated components are rated for automotive-grade applications, capable of operating reliably in harsh environmental conditions such as temperature extremes, humidity, and vibration.

- Security Measures: Implement security features to prevent unauthorized access or tampering with critical engine control parameters, safeguarding vehicle operation and preventing potential safety hazards.

- Compliance Requirements: Ensure the design complies with relevant automotive industry standards and regulations, such as ISO 26262 for functional safety and EMC/EMI standards to minimize electromagnetic interference and ensure electromagnetic compatibility.

- Firmware Optimization: Develop efficient firmware algorithms to maximize system performance, minimize response times, and optimize resource utilization, enhancing overall engine efficiency and responsiveness.

- System Integration: Integrate the microcontroller seamlessly with other vehicle systems and components, ensuring interoperability and compatibility for reliable and cohesive operation of the entire vehicle system.

PIC18F4221-E/P FAQ

1. How to order PIC18F4221-E/P 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 PIC18F4221-E/P is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the PIC18F4221-E/P. All suppliers must pass our qualification reviews before they can publish their products including PIC18F4221-E/P on icwhale.com; we pay more attention to the channels and quality of PIC18F4221-E/P products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

3. Are the PIC18F4221-E/P price and inventory displayed accurate?

The price and inventory of PIC18F4221-E/P 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.

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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 PIC18F4221-E/P?

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 PIC18F4221-E/P we delivered, we will accept the replacement or return of the PIC18F4221-E/P 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 PIC18F4221-E/P.

(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