The AD7873ACPZ-REEL is a high-performance touch screen digitizer manufactured by Analog Devices Inc., a leader in the field of high-performance analog, mixed-signal, and digital signal processing integrated circuits. This precision product is designed to interface with 4-wire resistive touch screens, providing accurate and reliable touch sensing capabilities for a wide range of applications.

Key Features

• Touch Screen Controller: The AD7873 is a 12-bit successive approximation interface for touch screen digitization, which ensures high-resolution touch point detection.
• Compatibility: Designed to work with 4-wire resistive touch screens, which are commonly used in various devices such as smartphones, GPS units, and industrial controls.
• Interface: It features a Serial Peripheral Interface (SPI) that allows for easy integration with most microprocessors and microcontrollers.
• On-Chip Functions: Includes functions such as touch pressure measurement and an on-chip temperature sensor, providing additional data for comprehensive touch screen management.
• Low Power Consumption: The device operates on a single 2.2 V to 3.6 V supply, ensuring low power consumption suitable for battery-powered applications.
• Package: Available in a compact, lead-frame chip scale package (LFCSP) that is RoHS compliant and suitable for space-constrained designs.

Applications

The AD7873ACPZ-REEL is versatile and can be used in a variety of devices that require precise touch inputs. It is ideal for:

• Personal Digital Assistants (PDAs)
• Smartphones and Tablets
• GPS Navigation Systems
• Point-of-Sale (POS) Terminals
• Industrial Controls
• Portable Instrumentation

Ordering Information

The AD7873ACPZ-REEL is supplied in a tape and reel format, facilitating efficient assembly for manufacturers during the production process. This packaging method is suitable for high-volume production and ensures the components are well-protected during shipping and handling.