A5355CA
A5355CA is SMOKE DETECTOR manufactured by Allegro MicroSystems.
Data Sheet 26110.5A
NO CONNECT. 1 NC
I/O 2 LOW-V SET 3
LOGIC
NO CONNECT. 4 NC LED 5
OSC. & TIMING
+ SUPPLY 6 V DD TIMING RES. 7
HORN DRIVER
FEEDBACK 8
16 GUARD 2 15 DETECT. IN
14 GUARD1
SENSITIVITY SET
12 OSC. CAP.
11 HORN 2 10 HORN 1 V SS 9
- SUPPLY
Dwg. PC-004-1
SMOKE DETECTOR WITH INTERCONNECT
The A5355CA is a low-current, CMOS circuit providing all of the required Features for an ionization-type smoke detector. A networking capability allows as many as 125 units to be interconnected so that if any unit senses smoke, all units will sound an alarm. In addition, special Features are incorporated to facilitate alignment and test of the finished smoke detector. This...
