QT1106-ISG Atmel, QT1106-ISG Datasheet - Page 18

• Manufacturer Part Number: QT1106-ISG
• Description: QT1106 WHEEL/SLIDER CHIP W/7KEYS
• Manufacturer: Atmel
• Series: QSlide™, QTouch™, QWheel™r
• Type: Capacitiver

Specifications of QT1106-ISG

• Touch Panel Interface: 5-Wire
• Number Of Inputs/keys: 7 Slider
• Resolution (bits): 14 b
• Data Interface: Serial, SPI™
• Voltage Reference: External
• Voltage - Supply: 2.8 V ~ 5 V
• Current - Supply: 1.3mA ~ 3.6mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-QFN
• Output Type: Logic
• Interface: SPI
• Input Type: Logic
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 427-1115-2

7.6 Idd Curves
lQ
Cs (keys) = 4.7nF, Cs (wheel) = 15nF Ta = 20
4.0
3.0
2.0
1.0
0.0
750
600
450
300
150
250
200
150
100
50
0
0
2.5
2.5
2.5
QT1106 Idd (LP 280ms mode) uA
QT1106 Idd (LP 760ms mode) uA
QT1106 Idd (Free Run mode) uA
3
3
3
3.5
3.5
3.5
Table 7.1 Typical Average Idd Curves (No Spread Spectrum)
Vdd (V)
Vdd (V)
Vdd (V)
4
4
4
4.5
4.5
4.5
5
5
5
5.5
5.5
5.5
0
, no spread-spectrum circuit (see Figure 2.1).
Rb1 = 20k ohms
Rb1 = 15k ohms
18
Rb1 = 18k ohms
18
16
14
12
10
1250
1000
500
400
300
200
100
8
6
4
2
0
750
500
250
2.5
0
0
2.5
QT1106 Idd (LP 440ms mode) uA
QT1106 Idd (LP 200ms mode) uA
2.5
QT1106 Idd (Sleep mode) uA
3
3
3
3.5
3.5
3.5
Vdd (V)
Vdd (V)
Vdd (V)
4
4
QT1106_8IR0.07_0907
4
4.5
4.5
4.5
5
5
5
5.5
5.5
5.5