ICM7228CIJI

Microprocessors Overview

The ICM7228CIJI is an LED display driver manufactured by Renesas Electronics, formerly Intersil. It supports 8 digits and 64 segments with a maximum supply current of 450 uA. The device operates within a voltage range of 4 V to 6 V and functions between -40 C and +85 C. It utilizes a SOIC-Wide-28 package for surface mount installation.

Microprocessors Feature Summary

• Supports direct driving of 8-digit, 64-segment LED displays without external components
• Integrates internal RAM and decoding logic for simplified system design
• Compatible with standard serial or parallel data input interfaces

Microprocessors Applications

• Industrial control panel displays
• Test and measurement equipment readouts
• Consumer appliance digital indicators

Microprocessors Procurement Notes

Verify the specific suffix 'I' against official datasheets to confirm industrial temperature rating and package variant. Confirm RoHS compliance status as legacy parts may vary. Check manufacturer discontinuation notices for availability constraints before finalizing procurement plans.

Microprocessors Selection Notes

Select this component when designing systems requiring dedicated LED multiplexing with low power consumption. Ensure the host microcontroller logic levels are compatible with the 4V to 6V operating range. Verify that the SOIC-Wide-28 footprint matches the PCB layout requirements.

Microprocessors Part Context

This part belongs to the ICM7228 series of LED drivers produced by Renesas/Intersil. It is designed for applications needing efficient segment scanning and digit multiplexing. The series is known for integrating necessary drive circuitry into a single CMOS chip.

Microprocessors Replacement Considerations

Consult official substitution guides for equivalent parts from Renesas or Maxim Integrated. Verify pin compatibility and electrical specifications before replacing.