16 Channel Capacitive Touch Controller with Integrated LED Driver

The LDS6128 PureTouch® capacitive touch sensor IC is a highly integrated solution that includes an integrated keypad LED driver with integrated visual effects. The device contains 16 capacitive sensor input pins, 8 of which may also be optionally configured for use as keypad LED drivers, with the other 8 optionally configurable as Direct Communication Mode (DCM) outputs to emulate mechanical button operation.

Features

  • 16 touch sensor channels
  • 2ms update rate per active sensor
  • Built-in Slider/Scroll Support
  • Configurable hysteresis and debounce
  • Integrated LED drivers with configurable visual effects
  • 1.65-5.5v supply voltage
  • <125uW (full power), <50uW (low power)
  • I2C, SPI, SMBus serial I/F options with VDDIO
  • DCM Outputs
  • TQFN and SSOP packages available

Product Options

Orderable Part ID Pkg. Code Pkg. Type Lead Count (#) Temp. Grade Pb (Lead) Free Carrier Type Buy Sample
LDS6128NQGI8 NQG40 VFQFPN 40 I Yes Reel Availability
LDS6128PVGI8 PVG48 SSOP 48 I Yes Reel Availability

Technical Documentation

Title Other Languages Type Format File Size Date
Datasheets & Errata
LDS6100 Family Datasheet (Rev 0.7 April 2012) – Datasheet PDF 711 KB Apr 16, 2012
Application Notes & White Papers
LDS610x Family AN2 Ref Code and Initialization – Application Note PDF 1.77 MB Dec 11, 2012
PCNs & PDNs
PDN# : PA-12-02R1 PRODUCT DISCONTINUANCE NOTICE – Product Discontinuation Notice PDF 56 KB Jul 24, 2013
Other
IDT Pure Touch Product Selector Guide – Misc PDF 19 KB Jan 26, 2011
LDS6108-6128 Register Document (Rev 0.2 - Apr 2010) – Report PDF 240 KB Apr 4, 2010
IDT Touch 6100/6120 Family flyer – Flyer PDF 1022 KB Dec 17, 2009