ADS7846E - Texas Instruments

Manufacturer Part Number

ADS7846E

Manufacturer

Texas Instruments

Introduction

The ADS7846E is a high-performance, 4-wire resistive touch screen controller that offers precise touch screen control for a wide range of applications.

Product Features and Performance

12-bit resolution for accurate touch detection

SPI interface for easy communication with microcontrollers and processors

Supports both external and internal voltage references for versatile power setup

Low operating current (500 µA) for power-sensitive applications

Broad operating temperature range (-40°C to 85°C) suitable for harsh environments

Compatible with 4-wire resistive touch screens

Product Advantages

High precision and sensitivity in touch detection

Flexible power and interface options enhance integration with various systems

Low power consumption extends battery life in portable devices

Robust design enables reliable operation under challenging conditions

Key Technical Parameters

Touchscreen Type: 4 Wire Resistive

Resolution: 12 bits

Interface: SPI

Voltage Reference: External, Internal

Voltage Supply: 2.2V to 5.25V

Current Supply: 500 µA

Operating Temperature: -40°C to 85°C

Mounting Type: Surface Mount

Package / Case: 16-SSOP

Quality and Safety Features

Engineered to meet rigorous quality standards of Texas Instruments

Robust against environmental variations and long-term usage

Compatibility

Easily integrates with most microcontrollers and processors through SPI

Versatile for various 4-wire resistive touchscreens

Application Areas

Smartphones and tablets

Industrial control systems

Automotive infotainment systems

Portable consumer electronics

Medical devices

Product Lifecycle

Status: Active

Continuously supported with no immediate discontinuation foreseen

Replacements or upgrades available as technology advances

Several Key Reasons to Choose This Product

Precision touch control enhances user interface experience

Flexible integration capabilities reduce design complexity

Low power consumption ideal for battery-powered devices

Durable design ensures reliability in diverse applications

Active product lifecycle status provides long-term availability and support