ELM77xxxxxC CMOS Dual voltage detector
■Typical performance characteristics
• ELM772211BC
Vout1 vs Vdet
Vout2 vs Vdd
3.5
3.5
3
Cond.
Rpullup=100K
Vpullup=3V
Cond.
Rpullup=100K
Vpullup=3V
Ta=25ꢀ
3
2.5
2
Ta=25
ꢀ
-30
ꢀ
80ꢀ
2.5
2
25
ꢀ
25
ꢀ
ꢀ
80
ꢀ
-30
1.5
1
1.5
1
0.5
0
0.5
0
0.8
0.9
1
1.1
1.2
1.3
1.4
0
0.5
1
1.5
2
2.5
3
Vdet (V)
Vdd (V)
Vdetn1, Vdetp1 vs Ta
Vdetn2, Vdetp2 vs Ta
1.2
1.18
1.16
1.14
1.12
1.1
2.32
2.3
Vdetp2
Vdetp1
2.28
2.26
2.24
2.22
2.2
Vhys1
Vhys2
1.08
1.06
1.04
1.02
1
Vdetn1
Vdetn2
2.18
2.16
2.14
2.12
2.1
-40
-20
0
20
40
60
80
-40
-20
0
20
40
60
80
Ambient Temperature (
�
)
Ambient Temperature (
ꢀ)
Idd vs Vdd
1
Cond.
Vdet=0V
Vout1=Open
0.9
80
ꢀ
0.8
� ꢀ ꢁ ꢂ
Vout2=Open
25
ꢀ
Ta=25
ꢀ
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
-30ꢀ
0
1
2
3
4
5
6
Vdd (V)
10 - 7
ELM [ ELM ELECTRONICS ]
