A5348CA-T Allegro Microsystems Inc, A5348CA-T Datasheet - Page 4

• Manufacturer Part Number: A5348CA-T
• Description: IC SMOKE DETECTOR ION 16-DIP
• Manufacturer: Allegro Microsystems Inc
• Type: Smoke Detectorr

Specifications of A5348CA-T

• Input Type: Voltage
• Output Type: Voltage
• Interface: CMOS
• Current - Supply: 12µA
• Mounting Type: Through Hole
• Package / Case: 16-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

A5348
ELECTRICAL CHARACTERISTICS
R
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Supply Voltage Range
Supply Current
Detector Input Current
Input Offset Voltage
Hysteresis
Common Mode Range
Active Guard Impedance
Oscillator Period
Oscillator Pulse Width
Timer Mode Duration
Low-Battery Threshold
Sensitivity Adjust Voltage
Horn Output Voltage
Horn Output On-Time
Horn Output Off-Time
TIMER START Logic Levels
TIMER START Input Current
TIMER OUT Pulldown Current
LED Output-On Current
LED Output On-Time
LED Output Off-Time
TIMINGRES
Characteristic
= 8.2 MΩ (unless otherwise noted)
V
V
V
I
OS(GUARD1)
OS(GUARD2)
t
Symbol
DETECTIN
osc(alarm)
t
t
CM(guard)
V
t
t
on(horn)
t
off(horn)
w(horn)
V
Z
Z
V
w(LED)
t
t
t
t
V
w(osc)
t
V
V
V
t
I
DD(th)
V
LED1
LED2
LED3
LED4
I
t
timer
V
horn
V
I
LED
AG1
AG2
osc
I
DD
HYS
SET
PD
CM
OH
IN
DD
OS
OL
IH
IL
Operating
V
V
0% to 40% RH, V
Active GUARD1
Active GUARD2
Detect comparator
No alarm to alarm
Guard amplifi er
Smoke comparator
GUARD1 to VSS
GUARD2 to VSS
No alarm
Local or remote alarm
After TIMER START high-to-low,
no smoke
T
LOW-V SET open circuit
V
SENSITIVITY SET open circuit
I
I
I
I
Local or remote alarm
Low battery
Local or remote alarm
Low battery
V
V
V
No alarm, in standby
No alarm, timer mode
Local alarm or test alarm
Remote alarm, no local smoke
1,2
OUT
OUT
OUT
OUT
A
DD
DD
SENSITIVITYSET
TIMERSTART
TIMEROUT
DD
= 0°C to 50°C,
at T
= 9.0 V, no alarm, no loads
= 12 V, no alarm, no loads
= 7.2 V, V
= 16 mA, V
= 16 mA, V
= –16 mA, V
= –16 mA, V
Test Conditions
A
= 25°C, V
= 0.5 V
= 9.0 V
LED
/ V
DD
DD
DD
DD
IN
= 1.0 V
DD
= 9.0 V
= 7.2 V
= 0 to 9.0 V
= 9.0 V
= 7.2 V
,
DD
= 9.0 V, V
Test Pin
14, 15
16, 15
15, 13
14, 15
13, 15
10, 11
10, 11
10, 11
10, 11
10, 11
10, 11
10, 11
10,11
SS
15
13
14
16
12
12
12
13
6
6
6
4
6
1
1
1
4
5
5
5
5
5
5
with Interconnect and Timer
= 0 V, C
Ionization Smoke Detector
OSCCAP
37.50
Min.
1.34
48.5
0.76
120
500
6.0
2.0
0.5
8.0
8.0
7.2
8.5
6.3
3.5
8.0
8.0
90
60
32
20
10
32
—
—
—
—
—
—
—
—
—
—
—
—
8
= 0.1 μF,
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
No LED
pulses
41.67
Typ.
1.67
0.97
130
500
160
9.0
5.0
0.1
8.8
—
—
—
—
—
—
—
10
10
10
—
50
—
—
10
80
40
—
—
—
—
—
10
40
10
V
V
DD
DD
45.84
Max.
±100
±100
±1.0
2.00
51.5
1.14
170
208
104
±50
9.0
7.8
0.5
0.9
1.5
12
12
12
12
12
48
80
12
48
12
—
—
—
—
—
—
—
—
– 0.5
– 2.0
%V
Units
min
mV
mV
mV
mV
mA
ms
ms
ms
ms
ms
ms
μA
μA
pA
kΩ
kΩ
μA
μA
V
V
V
V
V
V
V
V
V
V
s
s
s
s
s
s
DD
4