SS7646 Datasheet (Silicon Standard) - Touch Screen Controller

SS7646, Touch Screen Controller

The SS7646 touch-screen controller IC is an advanced version of the previous controller, the SS7643.

The SS7646 is a 12-biit SAR analog-to-digital converter (ADC) with SPI serial interface and low-on resistance drivers for 4-wire resistive touch screens.

The SS7646 is fully pin-compatible with the

SS7646 Features

* Pin compatible with SS7643 Serial interface Interface for 4-wire touch-screen Embedded touch-screen drivers Internal 2.5V reference Direct battery measurement (0V to 6V) Touch-pressure measurement One auxiliary analog input On-chip temperature sensor Supply voltage from 2.2V to 5.5V 12-bit analog-to