Fujitsu MB3773, Техническое описание

Страница: 12 / 29

MB3773
12
(Continued)
3
2
1
0
−
40
−
20 20 0 40 60 80 100
C
T
=
0.1
µ
F
V
CC
=
5 V
−
40
−
20 20 0 40 60 80 100
16
14
12
10
8
6
4
0
C
T
=
0.1
µ
F
V
CC
=
5 V
10
6
10
5
10
4
10
3
10
2
10
1
10
0
10
−
1
10
−
2
10
−
3
10
−
3 10
−
2 10
−
1 10
0
10
1
10
2
Ta
= −
40
°
C
Ta
=
+
25
°
C
+
85
°
C
10
−
3 10
−
2 10
−
1 10
0
10
1
10
2
10
2
10
1
10
0
10
−
1
10
−
2
10
−
3
Ta
= +
25
°
C
+
85
°
C
Ta
=
−
40
°
C
10
6
10
5
10
4
10
3
10
2
10
1
10
0
10
−
1
10
−
2
10
−
3
10
−
3 10
−
2 10
−
1 10
0
10
1
10
2
Ta
= −
40
°
C
Ta
= +
25
°
C
+
85
°
C
C
T
terminal capacitance
vs. Rising reset hold time
Watchdog timer watching time
vs. Temperature
Temperature Ta (
°
C)
Reset time vs.
Temperature
Temperature Ta (
°
C)
C
T
t
erminal capacitance C
T
(
µ
F)
(At watch dog timer)
C
T
terminal capacitance
vs. Reset time
C
T
terminal capacitance
vs.
Watchdog timer watching time
C
T
t
erminal capacitance C
T
(
µ
F)
(at watch dog timer)
C
T
t
erminal capacitance C
T
(
µ
F)
Reset time T
WR
(ms)
Watch dog timer
watching time T
WD
(ms)
Rising reset hold time T
PR
(ms)
Reset time T
WR
(ms)
Watch dog timer
watching time T
WD
(ms)