BL55066B Smart Meter IC, LCD Display Driver, 4×24 SEG, Two-Wire Interface, LQFP44

The BL55066B is a low-power LCD display driver IC supporting 4×24 segment displays. Designed as a functional replacement for PCF8566, it provides stable display performance and low current consumption for smart meter applications.

Key Specifications

• LCD Configuration: 4 × 24 SEG

• Power Saving Current (IDD): 9µA @ 3.3V

• Normal Mode Current (IDD): 25µA @ 5V

• Interface: Two-wire serial

• Supply Voltage: 2.5V – 5.5V

• Package: LQFP44

• Reference: PCF8566

Applications

• Smart electricity meters

• Energy display panels

Features

• PCF8566 compatible

• Low power operation

• Large segment support