mm1075 Mitsumi Electronics, Corp., mm1075 Datasheet - Page 5

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

MITSUMI
Timing Chart
Pin Assignment
Pin Description
Pin No. Pin Name
1
2
3
4
5
6
7
8
RESET Reset output pin (High output)
---------------------------------------------------------------
RESET
GND
RCT
V
CK
TC
V
CC
S
V
CK
C
RESET
RESET
CC
T
V
V
T
Clock input pin (inputs clock from logic system)
GND pin
4.2V detection voltage
Watchdog timer stop pin Operation modes : Operation
Detection voltage variable pin Adjustment modes : Lower
Reset output pin (Low output)
SH
SL
WD
, T
WR
8
1
, T
PR
7
2
T
variable pins.(T
PR
T
6
3
CK
5
4
T
WD
WD
IC for System Reset (with built-in watchdog timer) MM1075
, T
T
WR
WR
and T
1
2
3
4
5
6
7
8
Function
PR
times are determined by the external capacitor.)
RESET
-----------------------------------------------------------------------------
RESET
GND
RCT
V
CK
TC
V
CC
S
pull up resistance, Raise
OPEN, Stop
connect to GND
pull down