MM1075 View Datasheet(PDF) - Mitsumi
Part Name
Description
Manufacturer
MM1075 Datasheet PDF : 10 Pages
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MITSUMI
System Reset (with built-in watchdog timer) MM1075
Electrical Characteristics (DC) (Except where noted otherwise, Ta=25°C, VCC=5V)
Item
Measurement
Symbol
circuit
Measurement conditions
Min. Typ. Max. Units
Consumption current ICC
1
During watchdog timer operation
0.7 1.0 mA
VSL
Detection voltage
VSH
1
VS=OPEN, VCC
1
VS=OPEN, VCC
4.05 4.20 4.35
V
4.15 4.30 4.45
Detection voltage
VS/ T
1
temperature coefficient
±0.01
%/°C
Hysteresis voltage
VHYS
1
VSH-VSL, VCC
50 100 150 mV
CK input threshold
VTH
1
0.8 1.2 2
V
IIH
1
CK input current
IIL
1
VCK=5V
VCK=0V
01
µA
-20 -10 -3
VOH1
1
Output voltage (High)
VOH2
1
I RESET =-5µA, VS=OPEN ----------------------------------------------------------------
4.5 4.8
V
I RESET =-5µA, VS=0V ----------------------------------------------------------------
4.5 4.8
VOL1
1
I RESET =3mA, VS=0V ----------------------------------------------------------------
0.2 0.4
VOL2
1
Output voltage (Low)
VOL3
1
I RESET =10mA, VS=0V ----------------------------------------------------------------
IRESET=0.5mA, VS=OPEN
0.3 0.5
V
0.2 0.4
VOL4
1
IRESET=1mA, VS=OPEN
0.3 0.5
IOL1
1
Output sink current
IOL2
1
V RESET =1.0V, VS=0V ----------------------------------------------------------------
VRESET=1.0V, VS=OPEN
10 16
12
mA
ICT1
1
* CT charge current 1
ICT2
1
VTC=1.0V, RCT=OPEN during
watchdog timer operation
VTV=1.0V during power ON
reset operation
-0.8 -1.2 -2.4 µA
-0.8 -1.2 -2.4 µA
Minimum operating power supply
----------------------------------------------------------------------------
VCCL1
1
voltage to ensure RESET
Minimum operating power supply
VCCL2
1
voltage to ensure RESET
V RESET =0.4V ----------------------------------------------------------------
I RESET =0.2mA ----------------------------------------------------------------
VRESET=VCC-0.1V
RL2 (between Pin 2 and GND)
0.8 1.0 V
0.8 1.0 V
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