MAX6955ATL+T

Display Drivers Overview

The MAX6955ATL+T is a 2-wire interfaced LED display driver manufactured by Analog Devices Inc./Maxim Integrated. It supports up to 16 digits and 128 segments within a TQFN-40 package. The device operates on a supply voltage ranging from 2.7 V to 5.5 V with a maximum power supply current of 30 mA. High-level output current is specified at 55 mA, while low-level output current reaches 935 mA. Power dissipation is rated at 2.0513 W. The component functions reliably across an operating temperature range of -40°C to +125°C and utilizes SMD/SMT installation style.

Display Drivers Feature Summary

• Supports 2-wire serial interface for simplified control connections
• Capable of driving large displays with up to 16 digits and 128 segments
• Provides high sink current capability for direct LED segment driving

Display Drivers Applications

• LED numeric and alphanumeric display systems
• Industrial control panel indicators
• Consumer appliance status displays

Display Drivers Procurement Notes

Verify the specific suffix 'T' indicates tape-and-reel packaging when sourcing. Confirm the manufacturer part number matches exactly as MAX6955ATL+T to ensure correct reel quantity and handling specifications. Check RoHS compliance documentation for environmental requirements. Ensure the supplier provides valid traceability data for the Analog Devices/Maxim Integrated brand. Validate that the component meets the required industrial temperature grade for your application environment.

Display Drivers Selection Notes

Choose this component when a 2-wire interface is preferred over SPI or I2C for display control. Select it for applications requiring high segment current drive without external transistors. Consider the TQFN-40 package size constraints against available PCB real estate. Verify that the 2.7V to 5.5V supply range aligns with the system power architecture. Ensure the thermal performance of the design can handle the specified power dissipation limits.

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 for efficient management of complex LED matrices using minimal microcontroller pins. The series offers robust current sinking capabilities suitable for various LED types. The ATL variant specifies the industrial temperature range and lead-free construction.

Display Drivers Replacement Considerations

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