KEELOQ

HCS365

FEATURES

Security
* Two programmable 32-bit serial numbers
* Two programmable 64-bit crypt keys
* Two programmable 60-bit seed values
* Each transmission is unique
* 67-69-bit transmission code length
* 32-bit hopping code
* Crypt keys are read protected

Operating
* 2.05~5.5 V operation
* Four button inputs
* 15 functions available
* Four selectable baud rates
* Selectable minimum code word completion
* Battery low signal transmitted to receiver
* Nonvolatile synchronization data
* PWM,VPWM,PPM,and Manchester modulation
* Button queue information transmitted
* Dual Encoder functionality

Other
* On-chip EEPROM
* On-chip tuned oscillator(±10% over voltage and temperature)
* Button inputs have internal pull-down resistors
* LED output
* PLL control for ASK and FSK
* Low external component count

Typical Applications
The HCS365 is ideal for Remote Keyless Entry(RKE) applications.These applications include:
* Automotive RKE systems
* Automotive alarm systems
* Automotive immobilizers
* Gate and garage door openers
* Identity tokens
* Burglar alarm systems

(PDF download)