MAX6934AQH+TD

Display Drivers Overview

The MAX6934AQH+TD is a vacuum fluorescent display (VFD) driver manufactured by Analog Devices / Maxim Integrated. It provides 27, 28, or 32 outputs with a maximum voltage of 76V. The device operates on a single supply ranging from 3V to 5.5V for logic and up to 76V for VFD segments. It features a serial interface for control and includes built-in current regulation for consistent display brightness.

Display Drivers Feature Summary

• Supports 27, 28, or 32 output channels for driving VFD tubes
• Integrates high-voltage generation capability up to 76V
• Utilizes a simple serial interface for data and command input
• Includes internal current regulation for stable segment illumination

Display Drivers Applications

• Industrial control panel displays
• Automotive instrument clusters
• Consumer appliance user interfaces

Display Drivers Procurement Notes

Verify the specific suffix requirements for tape and reel packaging when ordering. Confirm that the + symbol indicates lead-free compliance and RoHS adherence as per manufacturer standards. Ensure the operating temperature range meets the environmental specifications of the target application before finalizing procurement.

Display Drivers Selection Notes

Select this component for applications requiring direct drive of high-voltage VFD segments without external power supplies. Consider the serial interface constraints if system timing is critical. Evaluate the thermal performance in the TQFN-EP-44 package for high-density designs.

Display Drivers Part Context

This part belongs to the MAX6934 family of VFD drivers designed for cost-effective and compact display solutions. It replaces older discrete driver circuits by integrating high-voltage generation and current control into a single IC, simplifying the schematic design and reducing component count.

Display Drivers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.