Datasheet Summary
.. lQ
" Eight pletely independent QT touch sensing fields " Designed for low-power portable applications " 100% autocal for life
- no adjustments required " Direct outputs
- either encoded or ‘per key’ " Fully debounced results " 2.8V to 5.0V single supply operation " 45µA current typ @ 3V in 360ms LP mode " AKS™ Adjacent Key Suppression " Spread spectrum bursts for superior noise rejection
OSC VDD SNS0K /RST SNS0 OUT_0 OUT_1 OUT_2 OUT_3 OUT_4 OUT_5 OUT_6 OUT_7 25 26 27 28 29 30 31 32
8 KEY QTOUCH™ SENSOR IC
SYNC/LP DETECT SNS7K SNS6K SNS5K SNS7 SNS6 VSS
24 23 22 21 20 19 18 17 SNS5 SNS4K SNS4 SNS3K SNS3 SNS2K SNS2 SN1K
16 15 14
QT1080 32-QFN
13 12 11 10...