AT42QT1012-TSHR Atmel, AT42QT1012-TSHR Datasheet - Page 18

• Manufacturer Part Number: AT42QT1012-TSHR
• Description: IC TOUCH SENSOR 1KEY SOT23-6
• Manufacturer: Atmel
• Series: QTouch™r
• Type: Capacitiver

Specifications of AT42QT1012-TSHR

• Touch Panel Interface: 1, 2-Wire
• Number Of Inputs/keys: 1 Key
• Resolution (bits): 9, 14 b
• Data Interface: Serial
• Voltage Reference: Internal
• Voltage - Supply: 1.8 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SOT-23-6
• Output Type: Logic
• Interface: Digital
• Input Type: Logic
• Supply Voltage: 1.8 V to 5.5 V
• Dimensions: 2.9 mm L x 1.6 mm W x 1.45 mm H
• Output Voltage: 0.6 V to 0.7 V
• Temperature Range: - 40 C to + 85 C
• Termination Style: SMD/SMT
• Supply Current: 31.5µA
• Supply Voltage Range: 1.8V To 5.5V
• Sensor Case Style: SOT-23
• No. Of Pins: 6
• Operating Temperature Range: -40°C To +85°C
• Svhc: No SVHC (15-Dec-2010)
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Supply: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: AT42QT1012-TSHRTR

18
AT42QT1012
Figure 3-12. Override Pulse (Delay Multiplier x24)
Figure 3-13
Figure 3-13. Overriding Auto Off
shows override pulses being applied to a QT1012 with delay multiplier set to x1.
VDD
VSS
SNSK
OUT
P - override (reload auto off delay)
O - switch output off (t
C - sensor recalibration
P – override (reload auto off delay)
O – switch output off
C – sensor recalibration
Vm
Vm
ELECTRODE
Tp
SENSE
Bursts
RS
CS
Rm
4
3
SNSK
SNS
P
C
off
VDD
VDD
burst time + 50ms)
VSS
5
P
2
C
TIME
OUT
P
1
6
C
Rop
t
off
O
C
9543D–AT42–08/10