About 4-wire Resistive Touch Screen Driver Chip

- Oct 02, 2019-

I Features of 4-wire resistive touch screen driver chip:

1.5V to 5.25V digital I/O interface

   2.2V to 5.25V operating voltage

   4-wire touch screen interface

   2.5V on-chip reference

   Battery measurement (0V to 6V)

    Programmable 8-bit or 12-bit resolution

  Temperature measurement

  Touch pressure measurement

  A8946 is available in QFN16 package

   Operating temperature range: -40 ° C ~ +85 ° C

   Power consumption: 250mW

  Storage temperature range: -65°C~+150°C

II 4-wire resistive touch screen driver chip application:

Cellular phone

Personal digital assistant

 Portable instrument

 Touch screen monitor

  Touch screen signature board

 Digital camera