參數(shù)資料
型號(hào): DS1706PEPA
英文描述: Power Supply Supervisor
中文描述: 電源監(jiān)控
文件頁(yè)數(shù): 4/10頁(yè)
文件大?。?/td> 183K
代理商: DS1706PEPA
DS1705/DS1706
4 of 10
PUSH-BUTTON RESET CONTROLLED BY
NMI
AND
WDS
Figure 3
TIMING DIAGRAM: PUSHBUTTON RESET
Figure 4
NON-MASKABLE INTERRUPT CIRCUIT EXAMPLE
Figure 5
V
SENSE
=
R2
R2
R1
+
X 1.25
V
MAX
=
TP
SENSE
V
V
X V
CC
Example:
V
SENSE
= 4.50V at the trip point
V
CC
= 3.3V
10 k = R2
Therefore:
25
.
50
.
X 3.3 = 12.4V maximum
4.5 =
10k
10k
R1
+
X 1.25
R1 = 26 k
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