at42qt2100 ATMEL Corporation, at42qt2100 Datasheet - Page 34

• Manufacturer Part Number: at42qt2100
• Description: Qtouch Touch Sensor Ic
• Manufacturer: ATMEL Corporation

6.9.2
34
AT42QT2100
Spread Spectrum Enabled
Figure 6-3.
Table 6-2.
Figure 6-4.
Note:
LP Mode
5000
4000
3000
2000
1000
5000
4000
3000
2000
1000
Sleep
Power measurements taken 4.7 nF capacitors on the keys and 15 nF capacitors on the slider
electrodes.
0
1
2
3
4
0
0
0
0
Idd Curve
Power Consumption (µA)
Idd Curve
1
1
Vdd = 2V
955
210
105
2V
65
40
10
Vdd = 2V
LP Mode
Vdd = 3.3V
LP Mode
2
2
Vdd = 3.3V
2050
3.3V
Vdd
510
260
150
95
18
Vdd = 5V
3
3
Vdd = 5V
9554CX–AT42–11/11
4450
1250
760
390
235
5V
22
4
4