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PCF8576DH from PHILIPS

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PCF8576DH

Manufacturer: PHILIPS, NXP

Universal LCD driver for low multiplex rates

Partnumber Manufacturer Quantity Availability
PCF8576DH PHILIPS, NXP 58 In Stock

Description and Introduction

Universal LCD driver for low multiplex rates The **PCF8576DH** is a versatile **LCD driver** integrated circuit designed to simplify the interfacing of **liquid crystal displays (LCDs)** in embedded systems. As part of the PCF8576 series, this component supports **multiplexed LCD driving**, making it suitable for applications requiring low-power, compact display solutions.  

Featuring a **serial I²C interface**, the PCF8576DH reduces wiring complexity while enabling communication with microcontrollers or other I²C-compatible devices. It supports **up to 32 segments (4 backplanes × 8 segments)** and can be cascaded for larger displays. The built-in **on-chip oscillator** eliminates the need for external timing components, streamlining circuit design.  

With **low power consumption**, the PCF8576DH is ideal for **battery-powered devices**, including portable instruments, consumer electronics, and industrial control panels. Its **wide operating voltage range (2.5V to 6V)** ensures compatibility with various power supplies.  

Key features include **software-configurable contrast control**, **static and multiplexed drive modes**, and **low EMI emission**, enhancing performance in noise-sensitive applications. Engineers favor this IC for its **ease of integration** and **reliable operation** in demanding environments.  

For projects requiring **efficient LCD control** with minimal hardware overhead, the PCF8576DH offers a robust and cost-effective solution.

Application Scenarios & Design Considerations

Universal LCD driver for low multiplex rates

Alternative Part Number

  • PCF8576DT --: Same PCF8576 LCD driver family from NXP (Philips spin-off), with the D/T package variant offering equivalent function and pinout.
  • PCF8576CU --: Direct family member with the same I2C LCD segment driver core, suitable when the package/lead form difference is acceptable.
  • LC75710NE --: Comparable LCD segment driver IC from a different series, usable as a functional cross-reference after verifying segment count and interface compatibility.
  • PCA8576D --: Same-family LCD segment driver from NXP with compatible I2C interface and similar display drive capability, often used as a direct substitute in many designs.
  • HT1621B --: Widely available LCD segment driver with serial interface, commonly used as a functional alternative when I2C compatibility is not strictly required.
  • BU9796AFS --: Low-power LCD segment driver IC with I2C interface, suitable as a cross-vendor alternative for similar display driving applications.

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