参数资料
型号: MC14468P
厂商: Freescale Semiconductor
文件页数: 2/9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
2
Freescale Semiconductor
MC14468
Figure 2. Block Diagram
Table 1. Maximum Ratings(1)
(Voltages referenced to VSS)
1. Maximum Ratings are those values beyond which damage to the device may occur. This device contains circuitry to protect the inputs against
damage due to high static voltages or electric fields; however, it is advised normal precautions be taken to avoid application of any voltage
higher than maximum rated voltages to this high impedance circuit. For proper operation it is recommended VIN and VOUT be constrained to
the range VSS ≤ (VIN or VOUT) ≤ VDD.
Rating
Symbol
Value
Unit
DC Supply Voltage
VDD
–0.5 to +15
V
Input Voltage, All Inputs Except Pin 8
VIN
–0.25 to VDD + 0.25
V
DC Current Drain per Input Pin, Except Pin 15 = 1 mA
I
10
mA
DC Current Drain per Output Pin
I
30
mA
Operating Temperature Range
TA
–10 to +60
°C
Storage Temperature Range
TSTG
–55 to +125
°C
Reverse Battery Time
tRB
5.0
s
+
+
+
To Other Units
I/O
FEEDBACK
VDD
28
45 K
3
1
13
4
325 K
LOW V SET
DETECT
COMPARATOR OUT
STROBE OUT
280 K
Low-Battery
Comparator
Detect
Comparator
DETECT INPUT
15
Guard
Amp
14
VDD
LO-Z
HI-Z
16
Alarm
Logic
Power-On
Reset
OSC
and
Timing
11
10
SILVER
BRASS
5
LED
VDD = Pin 6
VSS = Pin 9
VDD
12
7
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