QST104 STMicroelectronics, QST104 Datasheet - Page 36

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

Electrical characteristics
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Figure 15.
Figure 17.
Figure 19.
800
700
600
500
400
300
200
100
1800
1600
1400
1200
1000
4500
4000
3500
3000
2500
2000
1500
1000
800
600
400
200
500
0
0
0
Typical V
Typical V
Typical V
0
0
V
V
-40°C
25°C
85°C
125°C
-40°C
25°C
85°C
125°C
DD
-40°C
25°C
85°C
125°C
V
DD
2
DD
-V
-V
-V
2
OH
OH
OH
vs I
vs I
vs I
4
DD
DD
DD
load
load
load
2
-V
@ V
-V
-V
@ V
@ V
I
load
6
I
I
load
load
OH
DD
OH
OH
DD
DD
[mA]
[mA]
[mA]
= 2.4 V HS Pins
= 5 V HS Pins
= 3 V HS Pins
vs. I
vs. I
vs. I
8
4
10
load
load
load
4
12
at V
at V
at V
6
14
DD
DD
DD
= 2.4 V
= 3 V
= 5 V
Figure 16.
Figure 18.
1800
1600
1400
1200
1000
800
700
600
500
400
300
200
100
800
600
400
200
0
0
Typical V
Typical V
V
V
DD
DD
-V
-V
OH
OH
vs V
vs V
DD
DD
DD
DD
-V
-V
@I
@I
OH
V
OH
V
load
load
DD
DD
[V]
vs. V
[V]
= 2 mA HS Pins
= 4 mA HS Pins
vs. V
www.DataSheet4U.com
DD
DD
at I
at I
-40°C
25°C
85°C
125°C
-40°C
25°C
85°C
125°C
load
load
QST104
= 4 mA
= 2 mA