HCS320

HCS320 KEELOQ® Code Hopping Encoder FEATURES Security 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 function code, 2-bit status) Encryption keys are read protected Operating 3.5V - 13.0V operation Shift key and three inputs 16 functions available Selectable baud rate Automatic code word completion Battery low signal transmitted to receiver Battery low indication on LED Non-volatile synchronization data Other Easy-to-use programming interface On-chip EEPROM On-chip oscillator and timing components Button inputs have internal pull-down resistors Current limiting on LED output Low external component cost Typical Applications The HCS320 is ideal for Remote Keyless Entry (RKE) applications. These applications include: Automotive RKE systems Automotive...