What is the Additional Feature ?

Name: HCS301-I/SN
Brand: Microchip Technology
SKU: HCS301-I/SN
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 HCS301-I/SN

Part No.:: HCS301-I/SN

Manufacturer:: Microchip Technology

Package:: 8-SOIC (0.154, 3.90mm Width)

Datasheet:: HCS301-I/SN.pdf

Description:: IC CODE HOPPING ENCODER 8SOIC

In Stock:: 2022

Quantity:: Add To Cart

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HCS301-I/SN Specifications

Package/Case:
8-SOIC (0.154, 3.90mm Width)
Packaging:
Tube
Series:
KEELOQ®
ProductStatus:
Active
Type:
Code Hopping Encoder
Applications:
Remote Secure Access, Keyless Entry
MountingType:
Surface Mount

HCS301-I/SN this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including HCS301-I/SN 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 HCS301-I/SN 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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HCS301-I/SN information

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HCS301-I/SN Typical application Circuitry

HCS301-I SN

The HCS301-I/SN is part of the HCS (KeeLoq®) series, known for its secure code hopping technology primarily used in remote keyless entry (RKE) systems, garage door openers, and security systems. This device integrates a programmable encoder with a built-in cryptographic algorithm to provide robust security through rolling code transmission, making it highly resistant to code scanning and duplication attempts.

1. Secure Code Hopping Encoder Design: At its core, the HCS301-I/SN features an advanced encryption system that generates unique codes for each transmission, significantly enhancing security by preventing code capture and replay attacks. This functionality is pivotal for applications where secure access control and communication are paramount.

2. Pin Configuration and Connectivity Overview: The HCS301-I/SN is meticulously engineered with pins dedicated to its encoder functionality and secure communication. These include pins for power supply (Vdd), ground (GND), oscillator inputs for timing (OSCI and OSCO), serial input and output for programming and data communication (SDI, SDO), a transmission enable pin (TE) for initiating data transmission, and additional function pins that may serve for configuration or interfacing with external components like RF modules.

3. Power Supply and Grounding Scheme: Achieving optimal performance from the HCS301-I/SN necessitates a stable power supply connected to the Vdd pin, ensuring the device operates within its specified voltage range. The GND pin must be solidly connected to the system ground, providing a stable reference and minimizing potential noise interference in the secure communication process.

4. Oscillator Configuration for Accurate Timing: The internal timing of the HCS301-I/SN, crucial for its encryption and code hopping functionality, is set up through the oscillator pins (OSCI and OSCO). Connecting a resonator or crystal oscillator as specified in the datasheet ensures accurate timing, which is critical for the synchronization of code generation and transmission.

5. Serial Interface for Programming and Communication: The serial input (SDI) and serial output (SDO) pins facilitate programming of the HCS301-I/SN's internal EEPROM, including security keys and configuration settings, as well as communication with external microcontrollers or RF modules. Proper serial communication setup is essential for loading the cryptographic keys and configuring the encoder for its intended application.

6. Transmission Enable and Function Pins: The transmission enable pin (TE) is used to initiate the transmission of the secure code, typically connected to a control input like a button or a microcontroller output. The function pins may offer additional features such as mode selection or status outputs, depending on the specific application requirements and device configuration.

7. Integration into Security Systems: The versatility of the HCS301-I/SN allows it to be integrated into a broad array of security and access control systems. Depending on the application, additional components such as RF transmitters for signal broadcasting, antennas for signal transmission, and interface components for user inputs may be necessary to build a comprehensive and secure RKE or access control system.

In summary, the HCS301-I/SN is a sophisticated secure code hopping encoder from the HCS series, designed to provide robust security for remote keyless entry and access control systems. Implementing this device involves a deep understanding of its pin functions, stable power supply management, precise oscillator configuration, effective serial communication setup, and thoughtful integration of transmission control and additional functionalities. By adhering to these guidelines, engineers can leverage the HCS301-I/SN's advanced security features to enhance the reliability and safety of various access control applications.

HCS301-I/SN FAQ

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6. What is the process for return or replacement of HCS301-I/SN?

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 HCS301-I/SN we delivered, we will accept the replacement or return of the HCS301-I/SN 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 HCS301-I/SN.

(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