Litronix DL3xx Series  
Written by Accutron on 2017-02-16  

Devices included in this entry:

Litronix DL330 (12-pin epoxy DIP)
Siemens DL340M (13-pin plastic DIP; pictured in thumbnail)
Unknown Mfr. DL34M (13-pin plastic DIP)


The Litronix DL330 is a widely adopted three-digit numeric LED display. Each digit is constructed from a single planar die, and aligned beneath a bubble magnifier. DL3xx series devices were produced by a number of other manufacturers, including Siemens.


Litronix DL330 numeric LED display.


Siemens DL340M numeric LED display.


DL34M display, unknown manufacturer. This device is pin-compatible with the DL340M pictured above.

This article is part of the [Integrated Optoelectronics] exhibit.

©2000-2018 The Vintage Technology Association. All rights reserved.