QST104 STMicroelectronics, QST104 Datasheet - Page 35

• Manufacturer Part Number: QST104
• Description: Capacitive touch sensor device 4 keys
• Manufacturer: STMicroelectronics

QST104
Figure 9.
Figure 11.
Figure 13.
900
800
700
600
500
400
300
200
100
1200
1000
1600
1400
1200
1000
800
600
400
200
800
600
400
200
0
0
0
0
0
0
Typical V
Typical V
Typical V
-40°C
25°C
85°C
125°C
-40°C
25°C
85°C
125°C
-40°C
25°C
85°C
125°C
2
2
2
V
4
4
V
V
OL
OL
OL
vs I
4
vs I
vs I
6
6
load
load
OL
OL
OL
load
@ V
6
@ V
@ V
8
8
at V
at V
at V
I
DD
I
I
load
load
DD
load
DD
= 2.4 V HS pins
10
= 3 V HS pins
10
= 5 V HS pins
[mA]
8
[mA]
[mA]
DD
DD
DD
12
12
10
= 2.4 V
= 3 V
= 5 V
14
14
12
16
16
14
18
18
16
20
20
Figure 10.
Figure 12.
Figure 14.
540
490
440
390
340
290
240
190
140
1040
120
110
100
940
840
740
640
540
440
340
240
140
90
80
70
60
50
40
2.4 2.6 2.8 3 3.2 3.4 3.6 3.8 4 4.2 4.4 4.6 4.8 5 5.2 5.4 5.6
2.4 2.6 2.8 3 3.2 3.4 3.6 3.8
2.4 2.6 2.8 3 3.2 3.4 3.6 3.8 4 4.2 4.4 4.6 4.8 5 5.2 5.4 5.6
Typical V
Typical V
Typical V
V
V
OL
OL
V
vs V
OL
vs V
vs V
OL
OL
OL
DD
DD
DD
@I
@I
@I
load
V
load
V
vs V
vs V
vs V
load
V
DD
DD
Electrical characteristics
DD
4 4.2 4.4 4.6 4.8 5 5.2 5.4 5.6
=2 mA HS Pins
= 12 mA HS Pins
= 8 mA HS Pins
[V]
[V]
[V]
DD
DD
DD
at I
at I
at I
www.DataSheet4U.com
load
load
load
-40°C
25°C
85°C
125°C
-40°C
25°C
85°C
125°C
-40°C
25°C
85°C
125°C
= 2 mA
= 8 mA
= 12 mA
35/45