The Texas Instruments ADS7846IPWRSV is a highly-integrated touch screen controller designed to interface with four-wire resistive touch panels. As a part of Texas Instruments' precision analog portfolio, the ADS7846IPWRSV is a versatile solution for touch screen based interfaces in a variety of applications, including personal digital assistants (PDAs), point-of-sale (POS) terminals, and industrial controls.

Key Features

• High Precision: The ADS7846IPWRSV boasts a 12-bit resolution converter with a sampling rate of up to 125 kHz, ensuring accurate touch position sensing.
• Low Power Consumption: With a flexible power-down feature, it's designed for low power consumption, making it ideal for battery-operated devices.
• On-Chip Temperature Measurement: An additional feature includes an onboard temperature sensor for environmental monitoring or device calibration.
• Interface Flexibility: The device supports serial interface options including SPI, making it easy to integrate with a variety of microprocessors or microcontrollers.
• Compact Package: Housed in a TSSOP-16 package, the ADS7846IPWRSV is designed for space-constrained applications.

Applications

The ADS7846IPWRSV is suitable for a wide range of applications due to its robust design and precision. It's commonly used in:

• Portable Electronic Devices
• Point-of-Sale Systems
• Industrial Controls
• Medical Equipment
• Automotive Navigation Systems

Technical Specifications

Parameter Value Resolution 12-bit Sampling Rate Up to 125 kHz Interface SPI Package TSSOP-16 Operating Temperature Range -40°C to +85°C

Overall, the ADS7846IPWRSV is a reliable and precise touch screen controller that offers a high level of integration for designers looking to add touch screen functionality to their projects with minimal design complexity and footprint.