PCF2112CT/1,112

Display Drivers Overview

The PCF2112CT/1,112 is a single-chip silicon gate CMOS LCD driver circuit from the PCF21xxC family. It supports 32 LCD segments with a 1:1 multiplex rate and utilizes a 22-bit word length for data transfer. The device operates on a supply voltage ranging from 2.25 V to 6.0 V and features low current consumption. Communication is handled via a C-bus serial interface compatible with microcontrollers. Key functional attributes include a one-point built-in oscillator, power-on reset clear, and support for both standalone and expanded system configurations.

Display Drivers Feature Summary

• Supports 32-segment LCD displays with 1:1 multiplexing
• Enables serial data transfer through C-bus control structure
• Integrates a one-point built-in oscillator for simplified design
• Includes power-on reset functionality for reliable initialization

Display Drivers Applications

• Battery-powered portable devices requiring low power consumption
• Microcontroller-based systems needing simple serial LCD interfacing
• Consumer electronics utilizing segment LCD displays
• Standalone display driver applications

Display Drivers Procurement Notes

Verify component authenticity and datasheet revisions before integration. Confirm package compatibility and pinout alignment with existing PCB layouts. Check for end-of-life status or obsolescence notices from NXP Semiconductors. Ensure supply chain stability due to potential discontinuation risks associated with legacy components.

Display Drivers Selection Notes

Select this component when a dedicated 32-segment LCD driver with minimal external components is required. The integrated oscillator eliminates the need for external clock sources. Verify that the target application operates within the specified 2.25 V to 6.0 V supply range. Consider the C-bus interface requirements for microcontroller compatibility.

Display Drivers Part Context

The PCF2112CT belongs to the PCF21xxC family of LCD drivers, which includes variants like the PCF2100C and PCF2111C. These devices share common architectural features such as C-bus serial interfaces and CMOS technology. The PCF2112CT specifically targets applications requiring 32 segments, distinguishing it from other family members with different segment counts.

Display Drivers Replacement Considerations

PCF2112CT/1,118 is an alternative ordering code for the same component type.