Microchip Technology HCS320-I/SN Product Overview

The Microchip Technology HCS320-I/SN represents a state-of-the-art code hopping encoder designed for secure Remote Keyless Entry (RKE) and access control systems. This integrated circuit is a part of Microchip's KEELOQ® Hopping & Rolling Code family, which is renowned for its high security, reliability, and ease of use in a wide range of applications.

Key Features

• Code Hopping Technology: The HCS320-I/SN utilizes KEELOQ® code hopping technology, which offers enhanced security through a unique encryption algorithm. Each transmission results in a different code, thus preventing code capture and replay attacks.
• Programmable 28-bit Serial Number: The device allows for a customizable 28-bit serial number, ensuring a vast number of unique identifiers for different applications.
• 15 Function Buttons: It supports up to 15 different function buttons, making it highly versatile for various control operations in RKE systems.
• Low Power Consumption: Designed with power efficiency in mind, the HCS320-I/SN is suitable for battery-operated devices where longevity is crucial.
• EEPROM Memory: The inclusion of EEPROM memory allows for secure storage of the cryptographic keys and the configuration settings, which are critical for the operation of the device.

Applications

The HCS320-I/SN is ideal for a broad range of applications that require secure wireless communication. These include:

• Automotive RKE systems
• Garage door openers
• Gate and barrier control systems
• Home security systems
• Alarm systems

Technical Specifications

The HCS320-I/SN operates in the voltage range of 2.0V to 6.6V, making it compatible with various power sources. It is available in an 8-pin SOIC package, ensuring easy integration into existing designs. The operating temperature range of -40°C to +85°C allows for its use in environments with extreme temperature conditions.

For developers and manufacturers seeking a robust and secure solution for their wireless communication needs, the Microchip Technology HCS320-I/SN offers an excellent balance of security features, versatility, and reliability.