DESCRIPTION

· The PCF8576D is a universal LCD driver for low multiplex rates, interfacing with most LCDs.

· It generates drive signals for LCDs with up to four backplanes and 40 segments.

· Compatible with most microcontrollers, it communicates via the I2C-bus.

· Features auto-incremented addressing and display memory switching for minimized communication overhead.

FEATURES

· AEC-Q100 compliant for automotive applications.

· Single chip LCD controller and driver with selectable backplane and display bias configurations.

· Internal LCD bias generation with voltage-follower buffers.

· 40 segment drives capable of handling up to 160 segments/elements.

· 40 × 4-bit RAM for display data storage with auto-incremented data loading.

· Wide power supply range from 1.8 V to 5.5 V, suitable for various LCD types.

· Low power consumption with a 400 kHz I2C-bus interface.

· Cascadable for large LCD applications, supporting up to 2,560 segments/elements.

APPLICATIONS

· Suitable for industrial and automotive applications with specific replacement parts available.

· Ideal for driving static or multiplexed LCDs in various configurations.

· Used in systems requiring versatile blinking modes and independent LCD and logic voltage supplies.