Introducing the HCS201-I/SN from Microchip Technology

Microchip Technology's HCS201-I/SN is a state-of-the-art Code Hopping Encoder designed for secure Remote Keyless Entry (RKE) systems. This innovative device is part of Microchip's KEELOQ® product line, which is renowned for its robust security features and widespread use in the automotive industry and home security systems. The HCS201-I/SN is specifically engineered to prevent code scanning and replay attacks, thanks to its advanced encryption algorithms.

Key Features

• Code Hopping Capability: With each button press, the HCS201-I/SN generates a unique transmission code, providing superior security through a non-linear encryption algorithm combined with a 32-bit serial number and 28-bit secret key.
• Simple Integration: The device is designed for easy integration into various RKE systems and can be programmed with a custom manufacturer's code, ensuring compatibility and straightforward setup.
• Low-Power Consumption: The encoder is optimized for battery-powered applications, featuring a low standby current, which greatly extends the battery life of the remote control.
• Versatile Operating Voltage: It operates over a wide voltage range of 2.0V to 6.6V, making it suitable for a diverse array of applications and ensuring reliable performance across different environments.
• Security: The HCS201-I/SN's programmable 28-bit serial number and 66-bit seed initialization vector add layers of security, making it incredibly difficult for unauthorized users to duplicate or clone the transmission.
• Package: Available in an 8-pin SOIC package, the HCS201-I/SN is compact and suitable for space-constrained applications.

Applications

The HCS201-I/SN is ideal for a range of applications that require secure wireless communication. These include automotive RKE systems, garage door openers, home security systems, and any other system where secure access is paramount. Its robust encryption techniques ensure that only authorized users can gain access, providing peace of mind for both manufacturers and end-users.

Whether you're developing a new RKE system or upgrading an existing security solution, the HCS201-I/SN from Microchip Technology offers the reliability, security, and performance that you need.