A5348 查看數據表（PDF） - Allegro MicroSystems
零件编号
产品描述 (功能)
生产厂家
A5348 Datasheet PDF : 9 Pages
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A5348
Ionization Smoke Detector
with Interconnect and Timer
Functional Block Diagram
+Supply
9V
VDD
LBSamp
Band
Gap
LOW-V SET
Low Battery
Sample
600 kΩ
Low Battery
Comparator
_
+
500 kΩ
SENSITIVITY SET
SSamp
Smoke
Sample
1.1 MΩ
+
_
Smoke
Comparator
-Supply
VSS
+
_
I/O
VDD
Logic
Power-on
Reset
LBSamp
SSamp
Oscillator
and Timing
GUARD1
DETECT IN GUARD2
+ VDD
ION CHAMBER
TIMER START
FEEDBACK
HORN2
HORN1
LED
+ VDD
TIMING RES
OSC CAP
TIMER OUT
+ VDD
Allegro MicroSystems, Inc.
3
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
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