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QT240-ISSG - 4 KEY QTOUCH SENSOR IC

Description

Sense pin (to Rs2 + Cs2) Sense pin (to Cs2, electrode) Sense pin (to Rs1 + Cs1) Sense pin (to Cs1, electrode); speed option Output, key 1 Output, key 2 Output, key 3 Ground Sync in and/or spread-spectrum drive Unbonded internally Unbonded internally Output, key 4 Reset pin, active low.

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Datasheet Details

Part number QT240-ISSG
Manufacturer Quantum
File Size 302.74 KB
Description 4 KEY QTOUCH SENSOR IC
Datasheet download datasheet QT240-ISSG Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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lQ " " " " " " " " " " " " QT240-ISSG 4 KEY QTOUCH™ SENSOR IC Four independent charge-transfer (‘QT’) touch keys Individual outputs per channel - active high Projects prox fields through any dielectric Sensitivity easily adjusted on a per-channel basis 100% autocal for life - no adjustments required 3.9V ~ 5.5V single supply operation 10s, 60s, infinite autorecal timeout (strap options) Sync pin for line sync to suppress noise Spread spectrum operation Pin options for auto recalibration timings Extremely low cost per key 20-SSOP RoHS compliant package n.c. SNS2 SNS2K SNS1 SNS1K OUT1 OUT2 OUT3 VSS SS/SYNC 1 2 3 4 QT240 5 20-SSOP 6 7 8 9 10 15 14 13 12 11 OSC VDD /RES OUT4 n.c. 16 20 19 18 17 SNS3K SNS3 SNS4K SNS4 n.c.
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