LM8300 Datasheet - Texas Instruments

LM8300 - Four Wire Resistive Touchscreen Controller

The LM8300/8500 is a 4-wire resistive touch screen controller. The controller samples and drives the touch screen without the need of any external hardware. The built in 10-bit A/D provides a maximum of 500 coordinate pairs per second (cpps). The data sampled from the touch screen is sent out on the.

LM8300 Features

* 1

* 2 Supports 4 Wire Resistive Touch Panels

* Low Power Standby Current Typically Less Than 2 µA at 5.5V

* Maximum Speed of 500 Coordinate Pairs per Second

* Automatic Wake Up and Return to Standby

* 10 bit A/D

* On-chip Touch Screen Current Drivers -

LM8300-etcTI.pdf