Description
The features of the LM3914 IC include the following
- It can drive LCDs, LEDs otherwise vacuum fluorescents. The dot otherwise bot display mode can be selected by the user externally.
- It can be expandable upto100 displays.
- The internal voltage ranges from 1.2V-12V
- The operating voltage will be less than 3V
- The programmable output current ranges from 2 mA-30 mA
- Multiplex switching is not necessary or communication among outputs.
- The outputs of LED drivers are open collectors and current regulated.
- The outputs interfacing can be done by CMOS logic otherwise TTL
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