MAX11802 - Maxim Integrated Products

MAX11802 (MAX11800 - MAX11803) Ultra-Small Resistive Touch-Screen Controllers

The MAX11800–MAX11803 low-power touch-screen controllers operate from a single supply of 1.70V to 3.6V, targeting power-sensitive applications such as handheld equipment. The devices contain a 12-bit SAR ADC and a multiplexer to interface with a resistive touch-screen panel. A digital serial interface provides communications. The MAX11800–MAX11803 include di.

Features

4-Wire Touch-Screen Interface X/Y Coordinate and Touch Pressure Measurement Ratiometric Measurement 12-Bit SAR ADC Single 1.7V to 3.6V Supply Two Operating Modes—Direct and Autonomous Data Tagging Provides Measurement and Touch Event Information Data Filtering Provides Noise Reduction Aperture Mode† Provides Spatial Filtering Digital Processing Reduces Bus Activity and Interrupt Generation Programmable Touch-Detect Pullup Resistors Auto Power-Down Control for Low-Power Operation 25MHz SPI Interface (MAX11800/MAX11802) 400kHz I2C Interface (MAX11801/MAX11803) 1.6mm x 2.1mm, 12-Pin WLP and 4mm x.