參數(shù)資料
型號: R311H1.2AT1
廠商: Ricoh Co., Ltd.
英文描述: LOW VOLTAGE DETECTOR
中文描述: 低電壓檢測
文件頁數(shù): 2/20頁
文件大?。?/td> 218K
代理商: R311H1.2AT1
Rev.1.10
- 2 -
I
TIMING CHART
t
PLH
Supply Voltage
Output Voltage
(OUT)
Minimum Operating Voltage
V
SS
V
SS
Detector Threshold
Hysteresis
(V
DD
)
Release Voltage +V
DET
Detector Threshold -V
DET
I
DEFINITION OF OUTPUT DELAY TIME
Output Delay Time t
PLH
is defined as follows:
1.
In the case of Nch Open Drain Output:
Under the condition of the output pin (OUT) is pulled up through a resistor of 470k
to 5V, the time interval between the
rising edge of V
DD
pulse from 0.7V to (+V
DET
)+ 2.0V and becoming of the output voltage to 2.5V.
2.
In the case of CMOS Output:
The time interval between the rising edge of V
DD
pulse from 0.7V to (+V
DET
)+ 2.0V and becoming of the output voltage to
(V
DD
/
2) V.
+V
DET
+ 2.0V
5.0V
2.5V
0.7V
GND
Input Voltage
(V
DD
)
Output Voltage
GND
t
PHL
t
PLH
+V
DET
+ 2.0V
+V
DET
+2.0V
+V
DET
+2.0V
0.7V
GND
Input Voltage
(V
DD
)
Output Voltage
2
GND
t
PHL
t
PLH
Nch Open Drain Output
CMOS Output
相關PDF資料
PDF描述
R311H1.2ATR LOW VOLTAGE DETECTOR
R311H1.2ATZ LOW VOLTAGE DETECTOR
R311H1.2CT1 LOW VOLTAGE DETECTOR
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