AT42QT2120-XU
RoHS 
RoHS compliant
RoHS compliantPackage 20-TSSOP (0.173, 4.40mm Width)
Category Integrated Circuits (ICs) / Interface - Sensor, Capacitive Touch
Description
e3 AT42QT2120 Buttons Slider Wheel 1997 capacitive touch sensor 4.5mm 1.8V~5.5V -40C~85C 30pF
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Buying Options
Total Price: USD $2.89
Unit Price: USD $2.887087
≥1 USD $2.887087
≥10 USD $2.516881
≥100 USD $2.297111
≥500 USD $3.71735
≥1000 USD $3.59385
Inventory: 5
Minimum: 1
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Technical Details
Supply Chain
Factory Lead Time 6 Weeks
Physical
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 20-TSSOP (0.173, 4.40mm Width)
Number of Pins 20
Technical
Operating Temperature -40°C~85°C
Packaging Tray
Published 1997
Series QTouch?
JESD-609 Code e3
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 20
Termination SMD/SMT
Type Buttons, Slider, Wheel
Terminal Finish Matte Tin (Sn) - annealed
Voltage - Supply 1.8V~5.5V
Terminal Position DUAL
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Supply Voltage 3.3V
Terminal Pitch 0.65mm
Frequency 400kHz
Time@Peak Reflow Temperature-Max (s) 40
Base Part Number AT42QT2120
Operating Supply Voltage 5.5V
Supply Voltage-Min (Vsup) 1.8V
Number of Channels 12
Interface I2C
Load Capacitance 30pF
Output Current 10mA
Response Time 16 ms
Number of Inputs Up to 12
Sensing Method Capacitive
Proximity Detection Yes
LED Driver Channels Up to 10
Dimensions
Height 1.2mm
Length 6.6mm
Width 4.5mm
Compliance
RoHS Status ROHS3 Compliant
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