PCA8561AHN/AY

Display Drivers Overview

The PCA8561AHN/AY is an automotive-grade LCD segment driver manufactured by NXP Semiconductors. It features a 4x18 segment configuration, supporting up to 72 segments across four common outputs. The device operates within a supply voltage range of 1.8 V to 5.5 V and consumes a maximum supply current of 3 µA. It supports I²C bus interfaces with a maximum clock frequency of 400 kHz. Packaged in a 32-pin HVQFN (5x5 mm) format, it functions reliably between -40°C and +105°C.

Display Drivers Feature Summary

• Complies with AEC-Q100 Grade 2 standards for automotive applications
• Integrates internal oscillator, bias generation, and display controller
• Supports low-power standby modes and charge pump control

Display Drivers Applications

• Automotive instrument clusters and displays
• Industrial control panels requiring low power consumption
• Medical equipment with strict reliability standards

Display Drivers Procurement Notes

Verify the specific suffix 'AY' against official NXP documentation to confirm package type and tape-and-reel specifications. Ensure compatibility with target I²C bus speeds and voltage levels before integration. Cross-reference RoHS compliance status using the manufacturer's latest environmental declaration documents.

Display Drivers Selection Notes

Select this component when designing systems requiring certified automotive reliability and ultra-low power operation. The integrated bias generator simplifies hardware design by eliminating external components typically needed for LCD driving. Verify that the 4x18 segment matrix aligns with the physical display layout requirements.

Display Drivers Part Context

This part belongs to the PCA8561 series of LCD drivers designed for segment-based displays. It serves as a specialized interface between microcontrollers and LCD panels, handling scanning and data latching internally. The series is optimized for applications where power efficiency and space constraints are critical design factors.

Display Drivers Replacement Considerations

Consult NXP datasheets for direct pin-compatible alternatives within the same family. Verify functional equivalence regarding segment count and interface protocols before substitution.