SX8676IWLTRT

Overview

The Semtech SX8676IWLTRT is a touchscreen controller designed for 4-wire and 5-wire resistive touchscreens. It features a 12-bit resolution with an input sampling rate of 40 kS/s. The device supports I2C serial interface communication. Operating voltage ranges from 2.3 V to 3.6 V, with an operating supply current of 120 uA. It functions within a temperature range of -40°C to +85°C and is housed in a 20-QFN (4x4) package.

Feature Summary

• Supports 4/5-wire resistive touchscreens
• Includes proximity sensing capability
• Features haptics enabled multitouch functionality

Applications

• Resistive touchscreen systems
• Industrial control panels
• Automotive infotainment units

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm package type matches the 20-QFN (4x4) specification. Ensure environmental ratings align with operational requirements between -40°C and +85°C. Check RoHS compliance status prior to integration into final assemblies.

Selection Notes

Select this controller for applications requiring high accuracy in resistive touch interfaces. Consider the 12-bit resolution and 40 kS/s sampling rate for performance needs. Verify power supply constraints fit within the 2.3 V to 3.6 V range. Evaluate interface compatibility with existing I2C bus architectures before implementation.

Part Context

This component belongs to the Semtech touchscreen controller family. It integrates proximity sensing and haptics support. The device targets resistive touch applications. It provides serial communication via I2C. The design focuses on accuracy and low power consumption for embedded systems.

Replacement Considerations

Public documentation indicates this product is no longer manufactured. No specific substitute part numbers are confirmed in available sources. Engineers should evaluate alternative controllers from the same manufacturer or other vendors offering similar 12-bit resistive touch capabilities.