EDN

BCD to 7-Segment Latch/Decoder/Driver

The HEF4543B is a BCD to 7-segment latch/decoder/driver for liquid crystal and LED displays. It has four address inputs (D0 to D3), an active LOW latch enable input (LE), an active HIGH blanking input ...
Hackaday

Emulating A 74LS48 BCD-to-7-Segment Decoder/Driver With An Altera MAX 7000 “S” Series Complex Programmable Logic Device

Over on the [Behind The Code with Gerry] YouTube channel our hacker [Gerry] shows us how to emulate a 74LS48 BCD-to-7-segment decoder/driver using an Altera CPLD Logic Chip From 1998. This is very ...
Electronic Design

Drive Large 7-Segment LED Displays Using Only 1 Or 2 MCU Pins

Many options exist to drive seven-segment LED displays, but most are limited to low output currents. The approach described here uses one 74ALS374 or 74AS374 octal latch, wired as a shift register, ...
Hackaday

seven segment display

If you need a seven-segment display for a project, you could just grab some LED units off the shelf. Or you could build something big and electromechanical out of Lego. That’s precisely what [upir] ...
EDN

High Speed BCD to 7-Segment Latch/Decoder/Driver

The 74HC(T)4511 is a BCD to 7-segment latch/decoder/driver that features latch storage of BCD inputs, blanking input, lamp test input, a driving common cathode LED displays, 10 mA drive capability per ...