参数资料
型号: A5303SLETR-T
厂商: Allegro Microsystems Inc
文件页数: 2/15页
文件大小: 0K
描述: IC SMOKE DETECTOR PHOTO 20TSSOP
特色产品: A5303 Standard 3V Smoke Detector IC
标准包装: 1
类型: 烟雾探测器
输入类型: 光电
输出类型: 电压
电流 - 电源: 300µA
安装类型: 表面贴装
封装/外壳: 20-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 20-TSSOP
包装: 标准包装
其它名称: 620-1346-6
Photoelectric Smoke Detector
with Interconnect, Timer, and Latching Alarm Indicator
A5303
10
Allegro MicroSystems, Inc.
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
Timing Diagrams
(Not to Scale)
OSC CAP
STROBE
IRED
Internal clock
Standby Mode
SOUTx
VDD
Chamber
sensitivity
Photo sample
Chamber test
Low-battery test
Chamber test
LED
SOUTx
Low Battery Condition
Degraded Chamber Condition
tosc
tw(st)
t
w(led)
tw(horn)
thorn
tsoutx
tsmoke, tst1, tired1
tchamber, tst5, tired5
tbattery, tled0, tst5, tired5
(Low battery)
(Degraded chamber)
Test event
HORN
thorn
SOUT(2:0) = (HHL)
SOUT(2:0) = (HLH)
tsoutx
t
sp(horn)
tw(horn)
tw(soutx)
tchamber2
t
battery2
tw(soutx)
LED
tled1
tw(horn)
LED, BLINK = V
DD
t
led1
tchamber
these two pulses will not exist if BLINK = VSS
tsp(led)
tchamber
tw(led)
t
battery
t
battery
LED, BLINK = V
SS
(LED OFF)
t
battery2
t
w(ired)
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