MAX6955ATL+

Display Drivers Overview

The MAX6955ATL+ is an LED display driver manufactured by Analog Devices Inc./Maxim Integrated. It supports up to 16 digits and 128 segments, housed in a TQFN-40 package. Operating voltage ranges from 2.7V to 5.5V with a maximum supply current of 30mA. Output capabilities include 55mA high-level and 935mA low-level currents. The device operates within a temperature range of -40°C to +125°C and dissipates up to 2.0513W.

Display Drivers Feature Summary

• Integrates keyboard scanning and LED display driving functions into a single component.
• Utilizes a 2-wire serial interface compatible with I²C protocols for simplified system design.
• Supports flexible segment and digit configurations to accommodate various display layouts.

Display Drivers Applications

• Industrial control systems requiring human-machine interaction interfaces.
• Instrumentation and metering devices needing reliable display drivers.
• Embedded systems with limited CPU resources seeking to offload display scanning tasks.

Display Drivers Procurement Notes

Verify the specific suffix (e.g., ATL+) against official datasheets to confirm package type and temperature grade. Confirm RoHS compliance status through manufacturer documentation. Check authorized distributor availability as stock may be restricted. Ensure pinout compatibility with existing PCB layouts before integration.

Display Drivers Selection Notes

Select this component when designing systems that require integrated keyboard scanning alongside LED display driving. It is suitable for applications where reducing peripheral component count and board space is critical. Consider the 2-wire interface requirements and ensure the host microcontroller supports the necessary communication protocol for efficient data transfer.

Display Drivers Part Context

This part belongs to the MAX6955 series of LED display drivers from Maxim Integrated, now part of Analog Devices. It is designed to replace traditional parallel interface solutions like the 8279, offering reduced complexity and lower cost for small to medium-sized systems. The series focuses on simplifying human-machine interface designs through integrated scanning and driving capabilities.

Display Drivers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Verify functional equivalence with other Maxim/Analog Devices display drivers if cross-referencing is required.

Display Drivers FAQ

What type of interface does the MAX6955ATL+ use?

It uses a 2-wire serial interface that is compatible with I²C protocols.

Can the MAX6955ATL+ handle keyboard scanning?

Yes, the device integrates both LED display driving and keyboard scanning functions.