参数资料
型号: MC14468P
厂商: Freescale Semiconductor
文件页数: 4/9页
文件大小: 0K
描述: IC SMOKE DETECT IONIZATN 16-DIP
标准包装: 25
类型: 烟雾探测器
输入类型: 离子化
输出类型: 电压
电流 - 电源: 12µA
安装类型: 通孔
封装/外壳: 16-DIP(0.300",7.62mm)
供应商设备封装: 16-PDIP
包装: 管件
Sensors
4
Freescale Semiconductor
MC14468
Table 4. Timing Parameters
(C = 0.1
F, R
bias = 8.2 M, VDD = 9.0 V, TA = 25°C, See Figure 7)
Characteristics
Symbol
Min
Typ(1)
1. Data labelled “Typ'' is not to be used for design purposes, but is intended as an indication of the IC's potential performance.
Max
Units
Oscillator Period
No Smoke
Smoke
tCI
1.34
32
1.67
40
20
48
s
ms
Oscillator Rise Time
tR
8.0
10
12
ms
Horn Output
On Time
(During Smoke)
Off Time
PWON
PWOFF
120
60
160
80
208
104
ms
LED Output
Between Pulses
On time
tLED
PWON
32
8.0
40
10
48
12
s
ms
Horn Output
On Time
(During Low Battery)
Between Pulses
tON
tOFF
8.0
32
10
40
12
48
ms
s
Figure 3. Typical LED Output
I-V Characteristic
Figure 4. Typical Comparator Output
I-V Characteristic
Figure 5. Typical P Horn Driver Output
I-V Characteristic
0
1
234
5
6
7
8
9
10
0.1
1.0
10.0
100.0
VDS, Drain To Source Voltage (Vdc)
VDD = 7.2 Vdc
VDD = 9.0 Vdc
TA = 25°C
0
1
234
5
6
7
8
9
10
0.01
0.1
1.0
10.0
VDS, Drain To Source Voltage (Vdc)
I D
,Drain
Curren
t(mA
)
I D
,Drain
cu
rren
t(mA)
TA = 25°C
VDD = 9.0 Vdc or 7.2 Vdc
P-CH Source
and N-CH
Sink Current
0
1
234
5
6
7
8
9
10
1.0
10.0
100.0
1000.0
VDS, Drain To Source Voltage (Vdc)
I D
,D
rai
n
cu
rre
nt
(m
A)
VDD = 7.2 Vdc
VDD = 9.0 Vdc
TA = 25°C
P-CH Source Current
TA = 25°C
0
1
2
3
4
5
678
9
10
1.0
10.0
100.0
1000.0
VDS, Drain To Source Voltage (Vdc)
I D
,D
rai
n
cu
rre
nt
(m
A)
VDD = 7.2 Vdc
VDD = 9.0 Vdc
N-CH Sink Current
0
1
234
5
6
7
8
9
10
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