參數(shù)資料
型號(hào)： PC14568ED/R2
廠商： FREESCALE SEMICONDUCTOR INC
元件分類： 模擬信號(hào)調(diào)理
英文描述： SPECIALTY ANALOG CIRCUIT, PDIP16
封裝： LEAD FREE, PLASTIC, DIP-16
文件頁(yè)數(shù)： 5/11頁(yè)
文件大?。?/td> 201K
代理商： PC14568ED/R2
Sensors
Freescale Semiconductor
3
MC14568
Table 2. Electrical Characteristics
Characteristics noted under conditions TA = +25°C, VDD = 9.0 V, VSS = 0 V, C12 = 0.1 F (Oscillator Pin) R7 = 8.2 mf/fn (timing
resistor pin) unless otherwise noted.
Symbol
Characteristic
Test Condition
Test
Pin
Min
Typ
Max
Unit
VDD
Supply Voltage Range
Operating
6
6.0
9.0
12
V
IIN
Detector Input Current
0 to 40% RH,
VIN = 0 to 9.0 V
15
—
1.0
pA
VOS
Input Offset Voltage
Active Guard
Detect Comparator
14 – 15
16 – 15
15 – 13
—
100
50
mV
VHYS
Hysteresis
No Alarm to Alarm
13
80
130
160
mV
VCM
Common Mode Range
Guard Amplifier
Smoke Comparator
14 – 15
13 – 15
0.5
—
VDD – 2.0
V
LO-Z
HI-Z
Active Guard Impedance
To VCC
14
16
—
10
500
—
k
tCL
Oscillator Period
No Alarm
Alarm
12
1.34
32
1.67
40
2.0
48
s
ms
Timer Out Pulse Width
4
8.0
10
12
ms
Timer Period
After Pin 1 High to Low,
No Smoke
4
—
6.43
10
min
VTH
Low Voltage Threshold
TA = 0 to 50°C
6
7.2
—
7.8
V
Sensitivity Adj. Voltage
V13/VDD, Pin 3 Open Circuit
13
48.5
50
51.5
%
Low Battery Threshold
Pin 3 Open Circuit
3
60.6
63
65.6
%
Horn Output Voltage
IOUT = 16 mA, VDD = 9.0 V
IOUT = 16 mA, VDD = 7.2 V
IOUT = -16 mA, VDD = 9.0 V
IOUT = -16 mA, VDD = 7.2 V
10 – 11
—
8.5
6.3
0.1
—
8.8
—
0.5
0.9
—
V
PWON
Horn Output ON Time
Alarm
Low Battery
10 – 11
450
8.0
500
10
550
12
ms
PWOFF
Horn Output OFF Time
Alarm
Low Battery
10 – 11
450
1350
32
500
1500
40
550
1650
48
ms
Feedback
VIH
VIL
86.3
—
2.7
V
Timer Start Logic Levels
VIH
VIL
14.5
—
2.5
V
Timer Start Input Current
VIN = 9.0 V
1
20
—
80
A
Timer Out Output Current
VOUT = 0.5 V
4
500
—
A
ILON
LED Output ON Current
VDD = 7.2 V, VOUT = 1.0 V
5
10
—
mA
tLON
LED Output ON Time
No Local Alarm, Not Latched
5
8.0
10
12
ms
tLOFF
LED Output OFF Time
No Alarm, Standby
No Alarm, Timer Mode
532
8.0
40
10
48
12
s
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