The AD7879WARUZ-RL7 is an IC component designed by Analog Devices Inc. It is a complete resistive touch screen controller with an on-chip LCD controller. This versatile component offers several key features that make it suitable for various applications. Here is an overview of the AD7879WARUZ-RL7 and its key features:
1. Resistive Touch Screen Controller: The AD7879WARUZ-RL7 is primarily designed to interface with a resistive touch screen. It supports a 4-wire resistive touch screen, making it compatible with a wide range of touch screen panels.
2. On-Chip LCD Controller: Along with touch screen control, this component also includes an on-chip LCD controller. It can drive up to 320 segments and supports up to 128x64 graphical displays. The integrated LCD controller eliminates the need for additional external components, reducing the overall system complexity and cost.
3. 12-Bit A/D Converter: The AD7879WARUZ-RL7 features a 12-bit analog-to-digital converter (ADC) for accurate touch position measurement. This high-resolution ADC ensures precise detection of touch coordinates, enhancing the overall touch screen performance.
4. Programmable Sampling Rate: The component allows users to configure the sampling rate of the touch screen signals. This flexibility enables customization to match the requirements of the specific touch screen application, optimizing the trade-off between system response time and power consumption
