RE46C120 Ver la hoja de datos (PDF) - R and E International, Inc.
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RE46C120 Datasheet PDF : 7 Pages
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RE46C120
CMOS Ionization Smoke Detector ASIC
Product Specification
R&E International
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
Symbol
TPER1
TPER2
TPW
TLON
TLOF1
TLOF2
THON1
THON2
THON3
THOF1
THOF2
THOF3
THOF4
Test
Pin
12
12
5
5
5
5
10,11
10,11
10,11
10,11
10,11
10,11
10,11
Test Conditions
No Alarm Condition
Alarm Condition
Operating
Operating
Standby, No Alarm
Alarm Condition
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
Min
1.34
37.5
9.1
9.1
32
.9
450
9.1
150
450
1.35
75
32
Note 4 : See timing diagram for Horn Temporal Pattern
Functional Block Diagram
Limits
Typ Max
1.67
2
41.5 45.8
10.5 12.9
10.5 12.9
40
48
1
1.1
500 550
10.5 12.9
166 183
500 550
Units
S
mS
mS
mS
S
S
mS
mS
mS
mS
1.5 1.65
S
83
92
mS
40
48
S
Figure 1
Telephone 610.992.0727
Facsimile 610.992.0734
E-mail: rande@randeint.com
Page 3 of 7
DS-RE46C120-010907
This datasheet contains PROPRIETARY and CONFIDENTIAL information.
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