PCA8547AHT/AY

Display Drivers Overview

The PCA8547AHT/AY is an automotive LCD driver manufactured by NXP Semiconductors, designed for driving displays with up to 22 digits and 14 segments. It operates within a supply voltage range of 5.5 V and supports a maximum clock frequency of 400 kHz. The device is housed in a TQFP-64 package and features low power consumption with a maximum supply current of 90 µA. It is rated for operation between -40°C and +95°C, ensuring reliability in automotive environments.

Display Drivers Feature Summary

• Automotive-grade LCD segment driver optimized for vehicle display applications
• Supports multiplexing configurations for 22-digit and 14-segment displays
• Integrated I²C interface for efficient communication with microcontrollers

Display Drivers Applications

• Automotive instrument clusters
• Vehicle infotainment system displays
• Car door control panels

Display Drivers Procurement Notes

Verify the specific suffix AY against official NXP documentation to confirm package type and tape-and-reel specifications. Ensure compatibility with your target operating temperature range of -40°C to +95°C. Confirm RoHS compliance status through the manufacturer's datasheet before finalizing procurement decisions.

Display Drivers Selection Notes

Select this component when designing automotive displays requiring high reliability and low power consumption. The TQFP-64 package offers suitable pin density for complex segment drives. Verify that the host microcontroller supports the required I²C clock speed and address configuration for seamless integration into the system architecture.

Display Drivers Part Context

This part belongs to the PCA8547 series of LCD drivers from NXP Semiconductors. It is specifically engineered for automotive applications, adhering to strict quality and longevity standards. The series provides robust solutions for driving segmented LCDs in harsh environmental conditions typical of modern vehicles.

Display Drivers Replacement Considerations

Check for form-fit-function compatible alternatives within the NXP portfolio. Verify if newer revisions offer extended longevity or updated packaging options while maintaining electrical equivalence.