A5349CA ALLEGRO [Allegro MicroSystems], A5349CA Datasheet - Page 3

• Manufacturer Part Number: A5349CA
• Description: AC SMOKE DETECTOR WITH INTERCONNECT AND TIMER
• Manufacturer: ALLEGRO [Allegro MicroSystems]

ELECTRICAL CHARACTERISTICS at T
R
NOTE 1: Negative current is defined as coming out of (sourcing) the specified device pin.
NOTE 2: Alarm (Smoke) Condition is defined as V
7
5349
AC SMOKE DETECTOR
with INTERCONNECT
and TIMER
Characteristic
Supply Voltage Range
Detector Input Current
Input Offset Voltage
Hysteresis
Common Mode Range
Active Guard Impedance
Oscillator Period
Oscillator Pulse Width
Timer Period
Low Voltage Threshold
Sensitivity Adj. Voltage
Horn Output Voltage
Horn Output ON Time
Horn Output OFF Time
Timer Start Logic Levels
Timer Start Input Current
Timer Out Output Current
= 8.2 M (unless otherwise noted).
14-15
16-15
15-13
14-15
13-15
10-11
10-11
10-11
Test
Pin
15
15
13
14
16
12
13
6
4
4
6
1
1
4
< V
13
; No Alarm (No Smoke) Condition as V
A
= +25 C, V
Operating
0 to 40% RH, V
Active Guard
Active Guard
Detect Comparator
No Alarm to Alarm
Guard Amplifier
Smoke Comparator
to V
to V
No Alarm
Alarm
After Pin 1 High-to-Low, No Smoke
T
V
I
I
I
I
Alarm
Low Battery
Alarm
Low Battery
V
V
V
V
OUT
OUT
OUT
OUT
A
13
IH
IL
IN
OUT
= 0 to 50 C
/ V
= 9.0 V
SS
SS
= 16 mA, V
= 16 mA, V
= -16 mA, V
= -16 mA, V
= 0.5 V
DD
Test Conditions
, pin 13 open circuit
DD
IN
= 9.0 V, V
DD
DD
DD
DD
= 0 to 9.0 V
= 9.0 V
= 7.2 V
= 9.0 V
= 7.2 V
15
SS
> V
= 0 V, C
13
.
Min.
1.34
48.5
120
500
6.0
2.0
0.5
8.0
8.0
7.2
8.5
6.3
8.0
3.5
90
32
60
32
20
—
—
—
—
—
—
—
—
—
12
= 0.1 F,
Typ.
1.67
130
500
160
9.0
0.1
8.8
10
40
10
10
50
10
80
40
—
—
—
—
—
—
—
—
—
—
—
—
—
Limits
Continued next page . . .
V
V
DD
DD
Max.
2.00
51.5
170
208
104
7.8
0.5
0.9
1.5
12
100
100
48
12
12
12
48
80
—
—
—
—
—
—
1.0
50
- 0.5
- 2.0
Units
min
mV
mV
mV
mV
ms
ms
ms
ms
ms
pA
k
k
%
V
V
V
V
V
V
V
V
V
V
s
s
A
A