STMicroelectronicsHCF4056BEY

The STMicroelectronics HCF4056BEY BCD-to-7-Segment LCD Decoder Driver PDIP-16 is a CMOS BCD-to-7-segment decoder and driver with latch for driving LCD displays.

Technical description

The HCF4056B decodes BCD data to seven segments and includes a strobed latch. It is intended for LCD drive using an appropriate phase signal, and the BEY version is PDIP-16.

Indicative applications

LCD numeric displays, measuring instruments, counters, control panels and repair of legacy electronic equipment.

Compatibility note

For replacement, verify the exact package, pinout, supply voltage and logic-family compatibility. Similar part numbers from another logic family may have different electrical limits and timing.