mm1075 Mitsumi Electronics, Corp., mm1075 Datasheet - Page 10

• Manufacturer Part Number: mm1075
• Description: Ic For System Reset With Built-in Watchdog Timer
• Manufacturer: Mitsumi Electronics, Corp.

MITSUMI
Reset time temperature
(for watchdog timer)
C
supply rise
C
time
T
T
value for reset hold time during power
value for watchdog timer monitoring
10
10
10
10
10
10
10
10
10
10
10
10
3.5
3.0
2.5
2.0
1.5
1.0
0.5
5
4
3
2
1
5
4
3
2
1
0
0
Ambient temperature Ta (°C)
-40 -20 0
10
10
C
C
-3
-3
T
T
capacitance (µF)
10
capacitance (µF)
10
-2
-2
10
10
-1
-1
V
20 40 60 80 100
CC
10
10
=5V (Cr=0.1µF)
0
0
10
10
1
1
IC for System Reset (with built-in watchdog timer) MM1075
Watchdog timer monitoring time
temperature
C
Type of timer time adjustment
C
T
T
100
10
10
10
10
10
10
10
10
10
10
10
10
10
value for reset time (for watchdog timer)
value for watchdog timer monitoring time
3
2
1
0
-1
-2
4
3
2
1
0
-1
Ambient temperature Ta (°C)
-40 -20 0
10
10
Connect R between
Rct and V
6PIN 5MΩ PULL UP
C
C
-3
-3
T
T
capacitance (µF)
capacitance (µF)
10
10
6PIN 100kΩ PULL UP
-2
-2
CC
10
10
-1
-1
V
20 40 60 80 100
CC
10
10
=5V (Cr=0.1µF)
0
0
R=
OPEN
2.2MΩ
1kΩ
470kΩ
200kΩ
10
10
1
1