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PCF8576CH from NXP,NXP Semiconductors

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PCF8576CH

Manufacturer: NXP

Universal LCD driver for low multiplex rates

Partnumber Manufacturer Quantity Availability
PCF8576CH NXP 2 In Stock

Description and Introduction

Universal LCD driver for low multiplex rates The **PCF8576CH** is a versatile **LCD driver IC** designed to interface microcontrollers with liquid crystal displays (LCDs). It supports **multiplexed LCD driving**, making it ideal for applications requiring low-power consumption and efficient display control.  

This component features a **serial I²C interface**, enabling seamless communication with host controllers while minimizing pin usage. It can drive up to **32 segments (4 backplanes × 8 segments)**, making it suitable for small to medium-sized alphanumeric or custom symbol displays.  

Key advantages of the PCF8576CH include its **wide operating voltage range (2.5V to 6V)** and **low power consumption**, which are essential for battery-operated devices. Additionally, its built-in **oscillator** eliminates the need for external timing components, simplifying circuit design.  

Common applications include **industrial control panels, consumer electronics, and instrumentation displays**, where reliable and compact LCD driving is required. Its ability to operate in extended temperature ranges further enhances its suitability for harsh environments.  

Engineers favor the PCF8576CH for its **ease of integration** and **flexible configuration options**, ensuring efficient display management without excessive firmware overhead. Its compatibility with standard I²C protocols allows for straightforward implementation in existing designs.  

For projects requiring a cost-effective and robust LCD driver, the PCF8576CH remains a dependable choice.

Application Scenarios & Design Considerations

Universal LCD driver for low multiplex rates

Alternative Part Number

  • BU9796AFS --: Low-multiplex LCD segment driver with I2C interface, functionally similar to the PCF8576 and widely used as a drop-in alternative for character/segment LCD driving.
  • HT1621B --: Popular LCD segment driver/controller with serial interface, commonly used as a lower-cost substitute for PCF8576-class segment drivers in display applications.
  • ST7036 --: LCD controller/driver with I2C and SPI interfaces, offering comparable segment driving capability and often used as an alternative in small LCD module designs.

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