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参数资料
| 型号： | MC34164SN-5T1G |
| 厂商： | ON Semiconductor |
| 文件页数： | 5/12页 |
| 文件大小： | 0K |
| 描述： | IC SENSOR UNDERVOLTAGE 5V 5TSOP |
| 标准包装： | 1 |
| 类型： | 简单复位/加电复位 |
| 监视电压数目： | 1 |
| 输出： | 开路漏极或开路集电极 |
| 复位： | 低有效 |
| 电压 - 阀值： | 4.33V |
| 工作温度： | 0°C ~ 70°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 6-TSOP（0.059"，1.50mm 宽）5 引线 |
| 供应商设备封装： | 5-TSOP |
| 包装： | 剪切带 (CT) |
| 其它名称： | MC34164SN-5T1GOSCT |
MC34164, MC33164, NCV33164
4.0
4.0
3.0
V in = 2.4 V
T A = 70 ° C
3.0
V in , Reset = 4 V
T A = 25 ° C
T A = 70 ° C
T A = 0 ° C
T A = 25 ° C
2.0
T A = 25 ° C
T A = 0 ° C
2.0
T A = 25 ° C
1.0
0
T A = 0 ° C
T A = 70 ° C
1.0
0
T A = 0 ° C
T A = 70 ° C
0
4.0
8.0
12
16
20
0
4.0
8.0
12
16
20
32
V Sink , SINK CURRENT (mA)
Figure 10. MC3X164 ? 3 Reset Output
Saturation versus Sink Current
I Sink , SINK CURRENT (mA)
Figure 11. MC3X164 ? 5 Reset Output
Saturation versus Sink Current
24
V in = 0 V
T A = 25 ° C
90%
Reset
V in = 5.0 V to 4.0 V
R L = 43 k
T A = 25 ° C
V in
16
5.0 V
4.0 V
5.0V
V in
43k
8.0
10
4.0V
Reset
%
Ref
0
0
0.4
0.8
1.2
1.6
5.0 m s/DIV
V F , FORWARD VOLTAGE (V)
Figure 12. Clamp Diode Forward Current
versus Voltage
Input
R
Figure 13. Reset Delay Time
(MC3X164 ? 5 Shown)
Power
Supply
Reset
Reset
Microprocessor
Circuit
C DLY
1.2 V ref
1
GND
t DLY = RC DLY In
1 ?
V th(MPU)
V in
A time delayed reset can be accomplished with the addition of C DLY . For systems with extremely fast power
supply rise times (< 500 ns) it is recommended that the RC DLY time constant be greater than 5.0 m s. V th(MPU) is
the microprocessor reset input threshold.
Figure 14. Low Voltage Microprocessor Reset
http://onsemi.com
5
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