PCF2113DH/4,557

Display Drivers Overview

The PCF2113DH/4,557 is a low-power CMOS LCD controller and driver designed to drive dot matrix LCD displays. It supports configurations of 2 lines of 12 characters or 1 line of 24 characters using a 5 × 8 dot format. The device integrates on-chip generation of LCD bias voltages, minimizing external component requirements. It interfaces with microcontrollers via a 4-bit or 8-bit bus or through the 2-wire I²C-bus. The chip includes a character generator for alphanumeric and kana characters. Key electrical parameters include a maximum operating temperature of 85 °C, a minimum operating temperature of -40 °C, and a maximum supply voltage of 5.5 V.

Display Drivers Feature Summary

• Single-chip integration of LCD controller and driver functions
• On-chip generation of LCD bias voltages to reduce external components
• Flexible interface options including 4-bit/8-bit bus and 2-wire I²C-bus
• Built-in character generator supporting alphanumeric and kana characters

Display Drivers Applications

• Dot matrix LCD display driving
• Embedded systems requiring low power consumption
• Microcontroller-based user interfaces

Display Drivers Procurement Notes

Verify the specific suffix '557' against official NXP documentation to confirm tape-and-reel specifications or variant details. Ensure compatibility with system voltage levels and interface protocols before integration. Cross-reference the part number with the latest product data sheet to confirm availability and any potential obsolescence notices.

Display Drivers Selection Notes

Select this component for applications requiring a compact solution for character-based LCDs. Consider the integrated bias generation for simplified PCB layout. Evaluate interface requirements to determine if I²C or parallel bus connectivity best suits the system architecture. Verify thermal performance within the specified operating temperature range.

Display Drivers Part Context

The PCF2113x series comprises low-power CMOS LCD controllers/drivers from NXP. This family is designed for cost-effective and space-constrained embedded applications. The 'DH' designation typically refers to the package type, while the suffix indicates specific ordering or packaging variations. These devices are part of NXP's broader portfolio of display control solutions.

Display Drivers Replacement Considerations

Consult official NXP substitution guides for verified alternatives. Generic replacements may not match the specific pinout or character set capabilities. Ensure any substitute maintains compatibility with the existing LCD panel and microcontroller interface.

Display Drivers FAQ

What character sets does the PCF2113DH support?

The device contains a character generator that displays alphanumeric and kana (Japanese) characters.

How is the LCD bias voltage generated?

The PCF2113DH generates LCD bias voltages internally on-chip, reducing the need for external components.