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MB3793-30APNF-G-JN-ER6E1

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P29
MB3793-30A
15
(Continued)
7
6
5
4
3
2
1
0
0123
Ta = +85 ˚C
Ta = +25 ˚C
Ta = −40 ˚C
4 567
Pull-up resistance 100 kΩ
−40 −20
0 +20 +40 +60 +80 +100
0
20
40
60
80
100
120
140
160
180
200
+120
at VCC = 3.3 V
−40 −20
0 +20 +40 +60 +80 +100
0
2
4
6
8
10
12
14
16
18
20
22
24
26
+120
at V
CC
= 3.3 V
−40 −20
0 +20 +40 +60 +80 +100
0
2
4
6
8
10
12
14
16
18
20
22
24
26
+120
at V
CC
= 3.3 V
Reset output voltage vs. Power supply voltage
Power-on reset hold time vs.
Operating ambient temperature (When V
CC rising)
Reset output voltage VRESET (V)
Power supply voltage VCC (V)
Power-on reset hold time tPR (ms)
Operating ambient temperature Ta ( °C)
Watchdog timer reset time vs. Operating ambient
temperature (When monitoring)
Watchdog timer reset time tWR (ms)
Operating ambient temperature Ta ( °C)
Watchdog timer monitoring time vs.
Operating ambient temperature
Watchdog timer monitoring time tWD (ms)
Operating ambient temperature Ta ( °C)
MB3793-30A
16
(Continued)
10
4
10
3
10
2
10
1
1
10
−1
10
−4
10
−3
10
−2
10
−1
110
1
10
2
Ta = −40 °C
Ta = +25 °C
Ta = +85 °C
10
3
10
2
10
1
1
10
−1
10
−4
10
−3
10
−2
10
−1
110
1
10
2
10
−2
Ta = −40 °C
Ta = +25 °C
Ta = +85 °C
10
3
10
2
10
1
1
10
−1
10
−4
10
−3
10
−2
10
−1
110
1
10
−5
Ta = −40 °C
Ta = +25 °C
Ta = +85 °C
Power-on reset hold time vs.
C
TP capacitance
Power-on reset hold time tPR (ms)
Power-on reset hold time
setting capacitance C
TP (µF)
Watchdog timer reset time vs.
C
TP capacitance
Watchdog timer reset time tWR (ms)
Power-on reset hold time
setting capacitance C
TP (µF)
Watchdog timer monitoring time vs.
C
TW capacitance
Watchdog timer monitoring time
t
WD (ms)
Watchdog timer monitoring time
setting capacitance C
TW (µF)
MB3793-30A
17
■ APPLICATION EXAMPLE
1. (1) Supply voltage monitor and watchdog timer (1-clock monitor)
(2) Supply voltage monitor and watching timer (2-clock monitor)
5
2
3
6
4
7
8
1
RESET
Microprocessor
VCC
RESET
CK
GND
GND
GND
C
TW*
C
TP*
V
CC
VCC
CTW
CTP CK1
CK2INH
MB3793
* : Use a capacitor with less leakage current.
The MB3793 monitors the clock (CK1, CK2) at every other input pulse.
2
3
6
1
8
7
4
5
VCC
CTW*CTP*
GND
INH GND
V
CC
CTP
CTW RESET
CK1
CK2
RESET
Microprocessor 1 Microprocessor 2
CK
GND
V
CC RESET
CK
GND
V
CC
MB3793
* : Use a capacitor with less leakage current.
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P29

MB3793-30APNF-G-JN-ER6E1

Mfr. #:
Buy MB3793-30APNF-G-JN-ER6E1
Manufacturer:
Fujitsu
Description:
Supervisory Circuits BIP-LINEAR INDUSTRY.LINEAR
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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