RE46C160
CMOS Alarm ASIC
Preliminary Product Specification
R&E International
Timing Diagram
Standby Mode; No Low Battery; No Alarm
Alarm No Low Battery
;
Alarm Low Battery
;
No Alarm Low Battery
;
Oscillator
Pin 15 < Pin 13
Pin 13 < Pin 15
Pin 15 < Pin 13
1.67S
10m
S
Internal Clock
24 Clock Cycles (40 S)
24 Clock Cycles (1S)
LED
DETCOMP (pin1)
Alarm Sample
Low Battery Warning Chirp
Horn (2/3 Duty Cycle)
Notes:
1. Smoke is not sampled when the horn is active so the horn cycle is self completing
2. Low battery warning chirp is suppressed in alarm
Telephone 610.992.0727
Page 6 of 7
E-mail: rande@randeint.com
DS-RE46C160-070904
This datasheet contains PROPRIETARY and CONFIDENTIAL information.
Facsimile 610.992.0734
RANDE [ R & E INTERNATIONAL, INC. ]
