RE46C121 R&E International, Inc., RE46C121 Datasheet - Page 2

• Manufacturer Part Number: RE46C121
• Description: CMOS Ionization Smoke Detector ASIC with Interconnect
• Manufacturer: R&E International, Inc.

RE46C121
CMOS Ionization Smoke Detector ASIC
Product Specification
Note 1: Sample test only
Note 2: Not 100% production tested
Note 3: Production test at room with temperature guardbanded limits.
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Page 2 of 8
DC Electrical Characteristics at TA = 25°C, VDD=9V, OSCAP=.1uF, RBIAS=8.2MΩ, VSS=0V (unless
otherwise noted)
Supply Voltage
Supply Current
Input Voltage High
Input Voltage Low
Input Leakage Low
Input Leakage High
Output Off Leakage High
Output Voltage High
Output Voltage Low
Output Current
Low Battery Voltage
Internal Sensitivity Set Voltage
Offset Voltage
Common Mode Voltage
Output Impedance
Hysteresis
Parameter
This datasheet contains PROPRIETARY and CONFIDENTIAL information.
Symbol
VG
VG
VG
IH
IH
IL
IL
I
V
V
V
V
V
V
Z
V
IH
I
V
V
V
I
IODMP
V
V
IL
I
I
V
I
I
V
V
V
IOHZ
IOL1
IOL2
IOH1
DD1
DD2
SET1
SET2
DET1
DET2
OUT
DET1
DET2
OH1
OH2
CM1
CM2
HYS
OL1
OL2
OL3
DD
IH1
IH2
IL1
IL2
LB
FD
OS1
OS2
OS3
FD
10,11
10,11
14,15
15,16
13,15
14,15
13,15
14,16
Test
Pin
4,5
1,4
15
15
15
15
13
13
6
6
6
8
2
8
2
8
8
2
2
1
5
2
2
6
3
Facsimile 610.992.0734
Operating
RBIAS=8.2MΩ, OSCAP=.1uF
RBIAS=8.2MΩ, OSCAP=.1uF;Vdd=12V
No Local Alarm, IO as an Input
No Local Alarm, IO as an Input
VDD=9V, DETECT=VSS, 0-40% RH
VDD=9V, DETECT=VSS, 85% RH
Note 1
FEED=-10V
VDD=9V, DETECT=VDD, 0-40% RH
VDD=9V, DETECT=VDD, 85% RH
Note 1
FEED=22V
No Alarm, Vio=Vdd-2V
No Alarm, Vio=17V
Output Off
IOH=-16mA, VDD=7.2V
IOH=-30ua
IOL=16mA, VDD=7.2V
IOL=30ua
IOL=10mA, VDD=7.2V
Alarm, Vio=Vdd-2V or Vio=0V
At Conclusion of Local Alarm or Test,
Vio=1V
T
Guard Amplifier
Guard Amplifier
Smoke Comparator
Guard Amplifier, Note 2
Smoke Comparator, Note 2
Guard Amplifier Outputs, Note 2
No Alarm to Alarm Condition
A
=-10 to 60ºC, Note 3
Test Conditions
Min
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-50
-50
-50
6.2
6.3
8.5
7.2
25
47
90
-4
.5
6
3
5
2
DS-RE46C121-010907
R&E International
Typ
65.5
130
4.5
4.5
4.5
7.5
50
10
Limits
V
-0.75
-1.50
Max
V
0.75
1.50
100
150
170
-50
-16
6.5
2.7
7.8
DD
12
50
53
50
50
50
DD
.9
.5
9
1
1
3
-.5
-2
Units
%V
%V
mA
mA
mV
mV
mV
mV
uA
uA
pA
pA
uA
pA
pA
uA
uA
uA
uA
kΩ
V
V
V
V
V
V
V
V
V
V
V
V
V
DD
DD