QT220ISSG Overview
This method uses inputs from 2. 1.125 B represents the part's resolution. A 1.5 mA supply current is selected for the device. 20 is the pin number of the component. If it is being operated, it should be warmer than -40 °C. As of this point, 85 °C is the maximum Operating Temperature.
QT220ISSG Features

QT220ISSG Applications
There are a lot of Atmel
QT220ISSG Capacitive Sensors applications.

Material Size Detection
Material Stack Height
Level Sensor for Liquids, including Conductive ones such as Detergent, Soap, and Ink
Collision Avoidance
Rain, Fog, Ice, Snow Sensor
Automotive Door and Kick Sensors
Compact Capacitive Keyboards
Remote Control Trackpads
Appliances
Navigation devices

Number of Pins	20
RoHS	Compliant
Termination	SMD/SMT
Max Operating Temperature	85 °C
Min Operating Temperature	-40 °C
Max Supply Voltage	5 V
Min Supply Voltage	3.9 V
Operating Supply Current	1.5 mA
Nominal Supply Current	1.5 mA
Number of Inputs	2
Resolution	1.125 B