QT1106-ISG Atmel, QT1106-ISG Datasheet - Page 16

• 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 Specifications
7.1 Absolute Maximum Specifications
Vdd. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3 to +6.0V
Max continuous pin current, any control or drive pin. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±20mA
Short circuit duration to ground or Vdd, any pin. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . infinite
Voltage forced onto any pin. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to (Vdd + 0.3) Volts
7.2 Recommended Operating Conditions
Operating temperature, Ta. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40 to +85
Storage temp, Ts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -50 to +125
Vdd. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +2.8 to +5.0V
Short-term supply ripple+noise. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±5mV/s
Long-term supply stability. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±100mV
Cs range keys. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1nF to 100nF
Cs range wheel/slider. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.7nF to 220nF
Cx range. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to 50pF
7.3 AC Specifications
Vdd = 5.0V, Ta = recommended, Cx = 5pF, Cs keys = 4.7nF, Cs wheel/slider = 15nF, no spread-spectrum network,
Rb1 = 20k ; circuit of Figure 2.1.
7.4 DC Specifications
Vdd = 5.0V, Ta = recommended, Cx = 5pF, Cs keys = 4.7nF, Cs wheel/slider = 15nF, no spread-spectrum network,
Rb1 = 20k ; circuit of Figure 2.1.
Lq
Idd (LP280)
Idd (LP760)
Idd (Sleep)
Parameter
Parameter
Idd (FR)
Vdds
Tdf6
Tdf2
Vhl
Tsu
Tpc
Tbd
Tdr
Trc
Fm
Tdl
Vil
Fc
CAUTION: Stresses beyond those listed under ‘Absolute Maximum Specifications’ may cause permanent
damage to the device. This is a stress rating only and functional operation of the device at these or other
conditions beyond those indicated in the operational sections of this specification is not implied. Exposure to
absolute maximum specification conditions for extended periods may affect device reliability.
Description
Average supply current,
Free Run mode
Average supply current,
280ms LP mode
Average supply current,
760ms LP mode
Average supply current,
Sleep mode
Supply turn-on slope
Low input logic level
High input logic level
Description
Start-up to SPI time
Recalibration time
Burst center frequency
Burst modulation, percent
Sample pulse duration
Acquire burst duration
Response time -
Free Run mode, DI 6 samples
Response time -
Free Run mode, DI 2 samples
Response time - LP mode
Release time - all modes
0.7Vdd
Min
Min
100
0
16
<165
Typ
2.33
Typ
<75
100
280
125
120
280
3.6
2.2
1.9
1.6
1.3
15
20
40
40
<6
0.3Vdd
Max
Max
Vdd
150
200
8
Units
Units
kHz
ms
ms
ms
ms
ms
ms
ms
mA
V/s
µs
%
µA
µA
µA
V
V
Notes
From cold start
Total deviation
Keys
Total for all three acquire burst
groups
280ms LP setting, DI = six counts
End of touch
Vdd >= 4.5V
Vdd < 4.5V
Notes
Vdd = 5.0
Vdd = 4.0
Vdd = 3.6
Vdd = 3.3
Vdd = 2.8
Vdd = 3.0
Vdd = 3.0
Vdd = 3.0
Required for start-up, w/o
external reset cct
QT1106_8IR0.07_0907
0
0
C
C