BU91799KV-ME2

Display Drivers Overview

The BU91799KV-ME2 is an LCD segment driver manufactured by ROHM Semiconductor, designed for line and frame display applications. It supports up to 200 segments with a maximum clock frequency of 300 kHz. The device operates within a supply voltage range of 2.5 V to 6 V and features a maximum power supply current of 20 uA. It utilizes an I2C interface for communication and is housed in a VQFP-64 package. The component is qualified under AEC-Q100 standards, ensuring reliability for automotive environments. It functions effectively across a wide operating temperature range from -40°C to +105°C, with a power dissipation rating of 1 W.

Display Drivers Feature Summary

• Supports up to 200 LCD segments for complex display configurations
• Integrated I2C interface for simplified serial data transmission
• Qualified for automotive applications meeting AEC-Q100 standards
• Operates reliably across extended industrial temperature ranges

Display Drivers Applications

• Automotive instrument cluster displays
• Car navigation system interfaces
• Dashboard control panels
• Infotainment system screens

Display Drivers Procurement Notes

Verify the specific suffix ME2 against the official ROHM datasheet to confirm pinout and electrical characteristics match your design requirements. Ensure that the I2C address configuration aligns with your system's bus architecture. Confirm that the VQFP-64 package dimensions fit your PCB layout constraints. Check for any recent revisions in the product specification that might affect compatibility with existing firmware or hardware designs.

Display Drivers Selection Notes

Select this component when a robust solution for driving up to 200 segments is required in automotive environments. The low power consumption makes it suitable for battery-operated systems. Consider the I2C interface if minimizing pin count is a priority. The wide voltage range allows flexibility in power supply design. Ensure the thermal management capabilities of the VQFP-64 package are sufficient for the expected power dissipation in your application.

Display Drivers Part Context

This part belongs to ROHM's lineup of LCD drivers specifically engineered for automotive use. It is part of a series that emphasizes reliability and compliance with strict automotive quality standards. The BU91799KV-ME2 is designed to replace older technologies with more efficient and compact solutions. Its integration into vehicle electronics helps reduce overall system complexity while maintaining high performance and durability under harsh conditions.

Display Drivers Replacement Considerations

BU91799KV-ME