PCF8576DT/S400/2,1

Overview

The PCF8576DT/S400/2,1 is an LCD driver IC from NXP Semiconductors designed for low multiplex rate applications. It interfaces with Liquid Crystal Displays containing up to four backplanes and forty segments. The device communicates via a two-line bidirectional I2C-bus and includes display RAM with auto-incremented addressing. It supports selectable backplane drive configurations and display bias settings, accommodating various LCD types including guest-host and twisted nematic displays.

Feature Summary

• Single-chip LCD controller and driver solution
• I2C-bus interface for microprocessor communication
• Supports static and multiplexed LCD configurations
• Internal LCD bias generation with voltage-follower buffers

Applications

• Low multiplex rate liquid crystal displays
• Battery-operated telephone applications
• Automotive twisted nematic LCDs
• Guest-host LCD systems

Procurement Notes

Verify the exact suffix 'S400/2,1' against official NXP documentation, as standard listings often use '/2,518'. Confirm package type and RoHS compliance status directly with the manufacturer or authorized distributors. Ensure the component matches the specific revision required for your design before procurement.

Selection Notes

Select this component for designs requiring a dedicated LCD driver with I2C connectivity. It is suitable for applications needing support for up to four backplanes and forty segments. Consider its power-saving mode for battery-operated devices. Verify compatibility with the target microcontroller's I2C bus speed and voltage levels.

Part Context

The PCF8576 series belongs to NXP's peripheral device lineup for LCD interfacing. These drivers simplify the connection between microprocessors and LCD panels by handling drive signals internally. The DT variant typically indicates a TSSOP56 package, facilitating surface-mount assembly in compact electronic designs.

Replacement Considerations

PCF8576DT/2,518