ICM7228CIBIZ

Display Drivers Overview

The ICM7228CIBIZ is an LED display driver manufactured by Renesas Electronics, designed for driving 8-digit, 7-segment displays with decimal points. It features a wide supply voltage range of 4 V to 6 V and operates within a temperature range of -40°C to +85°C. The device supports up to 64 segments and draws a maximum power supply current of 450 uA. It utilizes a SOIC-Wide-28 surface-mount package and includes internal RAM for display data storage.

Display Drivers Feature Summary

• Supports direct driving of 8-digit, 7-segment LED displays with integrated segment and digit drivers.
• Includes internal RAM for display data storage, eliminating the need for external memory components.
• Features low power consumption suitable for battery-operated applications.
• Offers flexible control interface options through dedicated mode and write pins.

Display Drivers Applications

• Digital panel meters
• Industrial control systems
• Consumer electronics displays

Display Drivers Procurement Notes

Verify component authenticity through authorized distributors or official Renesas channels. Confirm RoHS compliance status as indicated in the datasheet. Check for moisture sensitivity level requirements during handling and storage. Ensure ordering suffix matches required package type and temperature grade. Review end-of-life notices if applicable.

Display Drivers Selection Notes

Select this variant for surface-mount assembly requiring SOIC-Wide-28 packaging. Consider the 450 uA current draw for power budget calculations. Verify compatibility with 3.3V logic levels on data inputs if interfacing with modern microcontrollers. Ensure thermal management meets the specified operating temperature range.

Display Drivers Part Context

Part of the ICM7228 series from Renesas/Intersil, originally developed for high-reliability display applications. The CIBIZ suffix indicates specific package and environmental qualifications. This component represents a legacy CMOS technology adapted for continued use in industrial and commercial display systems.

Display Drivers Replacement Considerations

Check for pin-compatible alternatives such as ICM7228BIBIZ or ICM7228AIBIZ. Verify functional equivalence regarding control signals and drive capabilities. Consider obsolescence status when planning long-term production runs.