RE46C152 데이터 시트보기 (PDF) - Microchip Technology
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RE46C152
Microchip Technology
RE46C152 Datasheet PDF : 12 Pages
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RE46C152
CMOS Ionization Smoke Detector ASIC with Interconnect,
Timer Mode and Tone Select
Product Specification
R&E International
A Subsidiary of Microchip Technology Inc.
AC Electrical Characteristics at TA = 25°C, VDD=9V, OSCAP=.1uF, RBIAS=8.2MΩ, VSS=0V (unless
otherwise noted)
Parameter
Oscillator Period
Oscillator Pulse Width
LED On Time
LED Off Time
Horn On Time
Horn Off Time
IO Charge Dump Duration
IO Delay
IO Filter
Remote Alarm Delay
Timer Period
Symbol
TPER1
TPER2
TPW
TLON
TLOF1
TLOF2
TLOF3
THON1
THON2
THON3
THOF1
THOF2
THOF3
THOF4
TIODMP
TIODLY1
TIOFILT
TIODLY2
TTPER
Test
Pin
12
12
5
5
5
5
5
10,11
10,11
10,11
10,11
10,11
10,11
10,11
2
2
2
2
4
Test Conditions
No Alarm Condition
Alarm Condition
Operating
Operating
Standby, No Alarm
Alarm Condition
Timer Mode, No Alarm
Operating, Alarm Condition, Note 4
Tone = VDD or Float
Low Battery, No Alarm
Operating, Alarm Condition, TONE=Low
Operating, Alarm Condition, Note 4
Tone = VDD or Float
Operating, Alarm Condition, Note 4
Tone = VDD or Float
Operating, Alarm Condition, TONE=Low
Low Battery, No Alarm
At Conclusion of Local Alarm or Test
From Start of Local Alarm Condition to
IO Active
IO pulse width guaranteed to be filtered.
IO as Input, No Local Alarm
No Local Alarm, IO as input, From IO
active to Horn Active
No Alarm
Min
1.34
37.5
9.4
9.4
32
.8
8
450
9.4
150
450
1.35
75
32
1.34
.450
6.2
Limits
Typ Max
1.67
2
41.5 45.8
10.5 12.9
10.5 12.9
40
48
1
1.2
10
12
500 550
10.5 12.9
166 183
500 550
Units
S
mS
mS
mS
S
S
S
mS
mS
mS
mS
1.5 1.65
S
83
92
mS
40
48
S
1.67 2.0
S
No
Delay
S
450 mS
2.2
S
8
9.8 Min
Note 4 – See timing diagram for horn temporal pattern.
All timing except for TPER and TPW are guaranteed by functional tests.
© 2009 Microchip Technology Inc.
DS22175A-page 4
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