ELM77xxxxxC CMOS Dual voltage detector
■Operating timing chart
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Output status is undefined when Vdd is lower than min. operating voltage.
*
■Electrical characteristics
Rpullup=100K, Vpullup=3V unless otherwise specified.Top=25°C
Condition Min. Typ. Max. Unit Note
ELM772211BC(Vdetn1=1.1V, Vdetn2=2.2V)
Parameter
Operating voltage
Detection voltage1
Detection voltage2
Symbol
Vdd
1.0
6.0
V
V
V
-
1
1
Vdetn1 Vdd=1.5V, Vdet=Voltage detected
Vdetn2 Vdd=Voltage detected
1.070 1.100 1.130
2.156 2.200 2.244
Vdetn1 Vdetn1 Vdetn1
×0.04 ×0.08 ×0.12
Vdetn2 Vdetn2 Vdetn2
×0.02 ×0.04 ×0.06
Hysteresis width1
Hysteresis width2
Vhys1
Vhys2
V
V
1
1
Current consumption
Output current1
Output current2
Idd Vdd=3.0V, Vdet=0V, OUT1,2:Open
Ioutn1 Vdd=1.0V, Vdet=0V, Vout1=0V
Ioutn2 Vdd=1.0V, Vout2=0.5V
0.6
3
3
2.0
μA
mA
mA
2
3
3
1
1
Open drain
leakage current1
Ileak1 Vdd=6.0V, Vdet=6.0V, Vout1=6.0V
Ileak2 Vdd=6.0V, Vdet=6.0V, Vout2=6.0V
0.001 0.400
0.001 0.400
μA
μA
3
3
Open drain
leakage current2
Input resistance
Detect delay 1
Detect delay 2
Release delay 1
Release delay 2
Rdet Vdet=5.0V, Vdd=0V
tPHL1 Vdd=6.0V, Vdet=6.0V→0V
tPHL2 Vdd=6.0V→1.0V
tPLH1 Vdd=6.0V, Vdet=0V→6.0V
tPLH2 Vdd=1.0V→6.0V
10
160
70
120
60
MΩ
μs
μs
μs
μs
4
5
6
5
6
ΔVdetn
Temperature
coefficient of Vdetn
±
Top=-40°C to +85°C
ΔTop
100
ppm/°C
-
Note : test circuit No.
10 - 3
ELM-TECH [ ELM Technology Corporation ]
