MAX7304ATG+T

LED Driver IC Overview

The MAX7304ATG+T is an I2C-interfaced 16-port GPIO and LED driver manufactured by Maxim Integrated. It features 12 push-pull GPIOs and four open-drain GPIOs configurable as PWM-controlled LED drivers. The device supports a supply voltage range of 1.62V to 3.6V, with an operating temperature range of -40°C to +85°C. It utilizes a 24-pin TQFN package with an exposed pad for thermal dissipation.

LED Driver IC Feature Summary

• Integrates 16 general-purpose input/output ports with level-shifting capabilities
• Configurable open-drain outputs function as PWM-controlled LED drivers
• Supports standard I2C and SMBus communication protocols

LED Driver IC Applications

• Automotive interior lighting control systems
• Portable electronic device interface expansion
• Industrial control panel input/output management

LED Driver IC Procurement Notes

Verify the suffix 'ATG+T' confirms the automotive grade (-40°C to +85°C), tape-and-reel packaging, and lead-free (Pb-free) RoHS compliance status. Ensure the supplier provides documentation from Analog Devices or Maxim Integrated to confirm authenticity and traceability.

LED Driver IC Selection Notes

Select this component when a low-voltage I2C solution is required for expanding GPIOs in space-constrained designs. The integrated level translation simplifies interfacing between different voltage domains without external components.

LED Driver IC Part Context

This part belongs to the MAX73xx family of I2C/SMBus peripheral expanders. It serves as a compact solution for adding inputs and outputs to microprocessor systems, specifically designed for applications requiring reliable operation in automotive and industrial environments.

LED Driver IC Replacement Considerations

The MAX7304ETG+T is a commercial grade alternative with a wider temperature range. Verify if the extended temperature rating meets system requirements before substitution.