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Name: HCS300/P
Brand: Microchip Technology
SKU: HCS300/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 HCS300/P

Part No.:: HCS300/P

Manufacturer:: Microchip Technology

Package:: 8-DIP (0.300, 7.62mm)

Datasheet:: HCS300/P.pdf

Description:: IC CODE HOPPING ENCODER 8DIP

In Stock:: 3771

Quantity:: Add To Cart

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HCS300/P Specifications

Package/Case:
8-DIP (0.300, 7.62mm)
Packaging:
Tube
Series:
KEELOQ®
ProductStatus:
Active
Type:
Code Hopping Encoder
Applications:
Remote Secure Access, Keyless Entry
MountingType:
Through Hole

HCS300/P this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including HCS300/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 HCS300/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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HCS300/P information

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HCS300/P Typical application Circuitry

HCS300 P

A code-hopping encoder chip for secure remote keyless entry (RKE) systems, the HCS300/P is frequently found in security and automotive systems.

Functionality:

This chip generates a unique code for each transmission, making it difficult for potential intruders to duplicate or intercept the signal. It integrates a cryptographic algorithm that ensures the codes are unpredictable and synchronized between the transmitter and receiver.

Applications:

The HCS300/P is primarily used in RKE systems for vehicles, garage door openers, and home security systems, where secure and reliable wireless communication is essential.

Parameters:

- Operating Voltage: Typically 2V to 6.6V

- Frequency Range: Supports various carrier frequencies depending on the external oscillator

- Code Length: 32-bit hopping code with over a trillion possible combinations

- Security Features: KEELOQ® code hopping technology for enhanced security

Circuit Design for a Vehicle RKE System:

1. Power Supply Connection:

- Connect a stable power source to the VDD (pin 8) of the HCS300/P.

- Connect the VSS (pin 1) to the ground.

2. Oscillator Configuration:

- Attach an external resistor and capacitor to the Rosc (pin 4) to set the operating frequency of the internal oscillator.

3. Button Inputs:

- Connect push-button switches to the TE (pin 7) and button input (pin 5) pins. These switches will trigger the transmission of the encoded signal.

4. RF Transmitter Interface:

- Connect the output of the HCS300/P (pin 6) to the data input of an RF transmitter module. The transmitter will send the encoded signal to the receiver.

5. Antenna Connection:

- Attach an antenna to the RF transmitter module for signal transmission.

Design Considerations:

- Power Supply Stability: Ensure a stable and noise-free power supply to maintain the integrity of the encoded signal.

- Oscillator Accuracy: Select precise resistor and capacitor values for the oscillator to ensure accurate timing and frequency stability.

- Button Debouncing: Implement debouncing techniques for the push-button switches to prevent false triggering.

- Antenna Design: Optimize the antenna design for the RF transmitter to achieve the desired range and signal strength.

- Security Measures: Regularly update the encryption keys and implement additional security measures to enhance the system's resistance to attacks.

In conclusion, the HCS300/P is a highly secure code hopping encoder chip used in remote keyless entry systems for vehicles and security applications. Its advanced cryptographic algorithm provides robust protection against code duplication and interception. When designing circuits with this chip, it is crucial to focus on power supply stability, oscillator accuracy, button debouncing, antenna design, and security measures to ensure reliable and secure operation.

HCS300/P FAQ

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3. Are the HCS300/P price and inventory displayed accurate?

The price and inventory of HCS300/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.

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6. What is the process for return or replacement of HCS300/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 HCS300/P we delivered, we will accept the replacement or return of the HCS300/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 HCS300/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