CP2403-GM

Display Drivers Overview

The Silicon Labs CP2403-GM is a low-power LCD display driver designed for segment-based liquid crystal displays. It supports up to 64 segments when housed in the 32-pin QFN package. The device features an I2C interface for communication with host microcontrollers, enabling simplified system integration. It operates within a supply voltage range of 1.8V to 5.5V and includes on-chip bias generation capabilities. The component is optimized for static, 2-mux, 3-mux, and 4-mux display configurations, offering flexible control options for various display types while maintaining low power consumption.

Display Drivers Feature Summary

• Supports driving up to 64 LCD segments via a 32-pin QFN package
• Integrates an I2C interface for direct connection to microcontrollers
• Capable of handling static, 2-mux, 3-mux, and 4-mux display modes
• Includes internal bias generation circuitry for display operation

Display Drivers Applications

• Segmented LCD displays in portable electronic devices
• Smart home appliance control panels
• Industrial instrumentation displays
• Medical device user interfaces

Display Drivers Procurement Notes

Verify the specific suffix 'GM' confirms the tape-and-reel or tube packaging variant required for your assembly process. Confirm the 32-pin QFN footprint matches your PCB design. Check current status as some variants may be obsolete; ensure availability from authorized distributors before finalizing procurement plans.

Display Drivers Selection Notes

Select this component if your design requires driving up to 64 LCD segments using an I2C interface. Ensure the application supports the 1.8V to 5.5V operating voltage range. Consider the 32-pin QFN package constraints for thermal management and board space. Verify that the target display type (static or muxed) aligns with the driver's supported configurations.

Display Drivers Part Context

The CP2403-GM belongs to the CP240x series of LCD drivers from Silicon Labs. This family provides integrated solutions for segment-based displays, combining driver logic, bias generation, and communication interfaces in a single chip. The GM suffix typically denotes a specific packaging option within this series, distinct from other variants like GMR which may differ in reel specifications.

Display Drivers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Evaluate alternative LCD drivers from Silicon Labs or other manufacturers based on segment count, interface compatibility, and package dimensions. Ensure any replacement maintains the required I2C protocol support and voltage operating range.