MM1075 Datasheet, PDF (5/10 Pages) Mitsumi Electronics, Corp. – System Reset (with built-in watchdog timer) Monolithic IC

MITSUMI
Timing Chart
VCC _VSH
VSL
CK
CT
RESET
RESET
System Reset (with built-in watchdog timer) MM1075
TCK
TPR
TWD
TWR
Pin Assignment
8765
1234
1
TC
2
RESET
3
CK
4
GND
5
VCC
6
RCT
7
VS
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8
RESET
Pin Description
Pin No. Pin Name
Function
1
TC TWD, TWR, TPR variable pins.(TWD, TWR and TPR times are determined by the external capacitor.)
2 RESET Reset output pin (High output)
3
CK Clock input pin (inputs clock from logic system)
4
GND
5
VCC 4.2V detection voltage
6
RCT Watchdog timer stop pin Operation modes : Operation OPEN, Stop connect to GND
7
VS Detection voltage variable pin Adjustment modes : Lower pull up resistance, Raise pull down
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8 RESET Reset output pin (Low output)