AD7879-1ACPZ-500R7 - Analog Devices Inc.

Manufacturer Part Number

AD7879-1ACPZ-500R7

Manufacturer

Analog Devices

Introduction

The AD7879-1ACPZ-500R7 is a touch screen controller optimized for 4-wire resistive touch screens. It integrates a 12-bit resolution ADC for precise touch location measurement and operates on low power supply.

Product Features and Performance

Supports 4-wire resistive touchscreens

12-bit resolution for accurate touch control

Interfaces include I2C and Serial

Utilizes an external voltage reference

Operates on a supply voltage of 1.6V to 3.6V

Functions effectively in operating temperatures from -40°C to 85°C

Surface mount, 16-WQFN Exposed Pad, CSP package

Product Advantages

High resolution enhances touchscreen response and precision

Various interfacing options provide flexibility in device design

Low voltage operations suitable for portable devices

Key Technical Parameters

Touchscreen Type: 4 Wire Resistive

Resolution: 12 bits

Interface: I2C, Serial

Voltage Supply: 1.6V to 3.6V

Operating Temperature: -40°C to 85°C

Quality and Safety Features

Robust design suitable for challenging environmental conditions

Compatibility

Compatible with various microcontrollers via I2C or Serial connectivity

Application Areas

Mobile devices

Portable electronic devices

Industrial controls

Product Lifecycle

Product Status: Active

Not nearing discontinuation with reliable availability of replacements or upgrades

Several Key Reasons to Choose This Product

High resolution for superior touchscreen precision enhances user interface experience

Low supply voltage ideal for energy-efficient designs in portable electronics

Extensive interface compatibility simplifies integration into existing systems

Reliable performance across a broad range of operating temperatures increases device robustness