Synaptics rocked by Apple iPhone chip report
Synaptics (SYNA) stock has been hammered by reports that Apple (AAPL) is internally developing an integrated touch controller/display driver (TDDI) chip for use in future iPhones. Synaptics, a leader in touch interface technology, has been pushing TDDI integrated circuits as a key growth driver. Renesas SP Drivers, recently acquired by Synaptics, has been a longtime iPhone supplier. Apple’s homegrown TDDI chip also will have an integrated fingerprint sensor, DigiTimes reported Monday. Synaptics has been working on an integrated fingerprint-TDDI system since it acquired Validity Sensors in November 2013. By using one chip with touch controller, display driver and fingerprint sensor technology, Apple could make an iPhone without a physical home button, DigiTimes said. The first iPhone without a home button likely is more than two years away, a source told AppleInsider. The elimination of the home button would be a radical redesign to the iPhone,…