RE46C143 查看數據表（PDF） - Microchip Technology
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RE46C143 Datasheet PDF : 12 Pages
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RE46C143
CMOS Photoelectric Smoke Detector ASIC with Interconnect
Product Specification
R&E International
A Subsidiary of Microchip Technology Inc.
DC Electrical Characteristics at TA = -25° to 75°C, VDD=9V, Typical Application (unless otherwise noted)
Parameter
Supply Voltage
Supply Current
Symbol
VDD
IDD1
IDD2
IDD3
IDD4
Input Voltage High
Input Voltage Low
Input Leakage Low
Input Leakage High
Input Pull Down Current
Output Leakage Current
Low
Output Leakage Current
High
VIH1
VIH2
VIH4
VIL1
VIL2
VIL4
IIL1
IIL2
IIL3
ILFD
IIH1
IIH2
IHFD
IPD1
IPDIO1
IPDIO2
IOZL1
IOZH1
Note 1: Does not include Q3 emitter current.
Test
Pin
Test Conditions
Min
5
Operating
6
5
Configured as in Figure 2,
COSC=VSS
5
Configured as in Figure 2,
VDD=12V, COSC=VSS
5
Configured as in Figure 2,
STROBE on, IRED off, VDD=12V
Configured as in Figure 2,
5
STROBE on, IRED on, VDD=12V,
Note 1
10
FEED
6.2
7
No Local Alarm, IO as an Input
3.2
16
TEST
8.5
10
FEED
7
No Local Alarm, IO as an Input
16
1,2,3
12,15
TEST
VDD=12V, COSC=12V, STROBE
active
VDD=12V, Vin=VSS
16
VDD=12V, Vin=VSS
10
1,2
3,12,15
FEED=-10V
VDD=12V, Vin=VDD, STROBE
active
VDD=12V, Vin=VDD
10
FEED=22V
16
Vin=VDD
.25
7
Vin=VDD
20
7
Vin=17V, VDD=12
11,13 Output Off, Output=VSS
11,13 Output Off, Output=VDD
Limits
Typ Max
12
4
6
Units
V
uA
5.5
8
uA
2
mA
3
mA
4.5
V
V
V
4.5
2.7
V
1.5
V
7
V
-100 nA
-100 nA
-1
uA
-50
uA
100 nA
100 nA
50
uA
10
uA
80
uA
140 uA
-1
uA
1
uA
© 2009 Microchip Technology Inc.
DS22178A-page 2
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