a5355ca Allegro MicroSystems, Inc., a5355ca Datasheet - Page 2

• Manufacturer Part Number: a5355ca
• Description: Smoke Detector With Interconnect
• Manufacturer: Allegro MicroSystems, Inc.

5355
SMOKE DETECTOR
with INTERCONNECT
SENSITIVITY
9 V
– SUPPLY
LOW-V
SET
V SS
SET
13
3
9
+ SUPPLY
+
6
FUNCTIONAL BLOCK DIAGRAM AND TYPICAL APPLICATION
V
DD
GUARD
14
1
+
–
+
–
+
–
DETECT.
IN
15
+V
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 [phone]
Copyright © 1996, Allegro MicroSystems, Inc.
GUARD
LOGIC
I / O
2
16
2
V DD
OSCILLATOR
& TIMING
CONNECTION
POWER-ON
RESET
NO
1
CONNECTION
TIMING RES.
FEEDBACK
OSC. CAP.
HORN 1
HORN
LED
NO
10
12
11
7
4
8
5
2
Dwg. FC-001-3
+V
+V