RE46C120 查看數據表（PDF） - Microchip Technology
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RE46C120 Datasheet PDF : 7 Pages
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RE46C120
CMOS Ionization Smoke Detector ASIC
Product Specification
R&E International
A Subsidiary of Microchip Technology Inc.
DC Electrical Characteristics at TA = 25°C, VDD=9V, VSS=0V (unless otherwise noted)
Parameter
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
Low Battery Voltage
Internal Sensitivity Set Voltage
Offset Voltage
Common Mode Voltage
Output Impedance
Hysteresis
Symbol
VDD
IDD1
IDD2
VIH
VIL
ILDET1
ILDET2
ILTONE
ILFD
IHDET1
IHDET2
IHFD
IOHZ
VOH1
VOH2
VOL1
VOL2
VOL3
VLB
VSET1
VSET2
VGOS1
VGOS2
VGOS3
VCM1
VCM2
ZOUT
VHYS
Test
Pin
6
6
6
4,8
4,8
15
15
4
8
15
15
8
5
10,11
1
10,11
1
5
6
13
3
14,15
15,16
13,15
14,15
13,15
14,16
13
Test Conditions
Operating
RBIAS=8.2MΩ, OSCAP=.1uF
RBIAS=8.2MΩ, OSCAP=.1uF;Vdd=12V
VDD=9V, DETECT=VSS, 0-40% RH
VDD=9V, DETECT=VSS, 85% RH
Note 1
TONE=VSS, RBIAS=8.2MΩ,
FEED=-10V
VDD=9V, DETECT=VDD, 0-40% RH
VDD=9V, DETECT=VDD, 85% RH
Note 1
FEED=22V
LED Off
IOH=-16mA, VDD=7.2V
IOH=-30ua
IOL=16mA, VDD=7.2V
IOL=30ua
IOL=10mA, VDD=7.2V
TA=-10 to 60ºC, Note 3
Guard Amplifier
Guard Amplifier
Smoke Comparator
Guard Amplifier, Note 2
Smoke Comparator, Note 2
Guard Amplifier Outputs, Note 2
No Alarm to Alarm Condition
Min
6
6.2
-100
6.3
8.5
7.2
47
-50
-50
-50
2
.5
90
Note 1: Sample test only
Note 2: Not 100% production tested
Note 3: Production test at room with temperature guardbanded limits.
Limits
Typ Max Units
12
V
4.5
6.5
uA
9
uA
4.5
V
4.5
2.7
V
-0.75 pA
-1.50 pA
-450 nA
-50
uA
0.75 pA
1.50 pA
7.5
50
65.5
10
130
50
1
.9
.5
3
7.8
53
50
50
50
VDD-.5
VDD-2
170
uA
uA
V
V
V
V
V
V
%VDD
%VDD
mV
mV
mV
V
V
kΩ
mV
© 2009 Microchip Technology Inc.
DS22157B-page 2
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