Part HCS201
Description KEELOQ Code Hopping Encoder
Manufacturer Microchip Technology
Size 383.21 KB
Microchip Technology
HCS201

Overview

The HCS201 from Microchip Technology Inc. is a code hopping encoder designed for secure Remote Keyless Entry (RKE) systems. The HCS201 utilizes the KEELOQ code hopping technology, incorporating high security, a small package outline and low cost.

  • Programmable 28-bit serial number Programmable 64-bit encryption key Each transmission is unique 66-bit transmission code length 32-bit hopping code 34-bit fixed code (28-bit serial number, 4-bit button code, 2-bit status)
  • Encryption keys are read protected