mm1035 Mitsumi Electronics, Corp., mm1035 Datasheet - Page 7

• Manufacturer Part Number: mm1035
• Description: Ic For System Reset With Built-in Watchdog Timer
• Manufacturer: Mitsumi Electronics, Corp.

MITSUMI
Detection Voltage Variation 1
Detection Voltage Variation 2
Graph 2. Detection voltage change using MM1035 external resistor
Graph 1. Detection voltage change using MM1035 external resistor
4.0
3.5
3.0
5.0
4.5
100 200 300 400 500 600
100 200 300 400 500 600
Vs pin external resistance
Vs pin external resistance
(lowering detection voltage)
(raising detection voltage)
V
SL
value
(R1) (kΩ)
IC for System Reset (with built-in watchdog timer) MM1035
(R1) (kΩ)
Detection voltage can be changed by connecting
resistor R1 externally to MM1035 Vs pin. Determine
R1 according to graph 1 when changing Vs.
Detection voltage can be changed by connecting
resistor R2 externally to MM1035 Vs pin. Determine
R2 according to graph 2 when changing Vs.
V
V
SH
SH
V
value
value
SL
value