Datasheet Details
- Part number
- LM3914
- Manufacturer
- National Semiconductor
- File Size
- 365.86 KB
- Datasheet
- LM3914_NationalSemiconductor.pdf
- Description
- Dot/Bar Display Driver
LM3914 Description
LM3914 Dot/Bar Display Driver January 2000 LM3914 Dot/Bar Display Driver General .
The LM3914 is a monolithic integrated circuit that senses analog voltage levels and drives 10 LEDs, providing a linear analog display.
LM3914 Features
* n n n n n n n n n n Drives LEDs, LCDs or vacuum fluorescents Bar or dot display mode externally selectable by user Expandable to displays of 100 steps Internal voltage reference from 1.2V to 12V Operates with single supply of less than 3V Inputs operate down to ground Output current programmable fro
LM3914 Applications
* 0V to 5V Bar Graph Meter
DS007970-1
Note: Grounding method is typical of all uses. The 2.2 µF tantalum or 10 µF aluminum electrolytic capacitor is needed if leads to the LED supply are 6" or longer. www. national. com
2
LM3914
Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified dev
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