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LM3915 Dot/Bar Display Driver (Rev. C) - Digi-Key
https://media.digikey.com/pdf/Data%20Sheets/Texas%20Instruments%20PDFs/LM3915.pdf
The LM3915 is a monolithic integrated circuit that 2• 3 dB/step, 30 dB Range senses analog voltage levels and drives ten LEDs, • Drives LEDs, LCDs, or Vacuum Fluorescents LCDs or vacuum fluorescent displays, providing a • Bar or Dot Display Mode Externally Selectable logarithmic 3 dB/step analog display.
LM3915 Dot/Bar Display Driver - Experimentalists Anonymous
http://www.experimentalistsanonymous.com/diy/Datasheets/LM3915.pdf
The LM3915’s 3 dB/step display is suited for signals with wide dynamic range, such as audio level, power, light inten-sity or vibration. Audio applications include average or peak level indicators, power meters and RF signal strength meters. Replacing conventional meters with an LED bar graph results in a faster responding, more rugged display
LM3915 Dot/Bar Display Driver Pinout, Datasheet, …
https://components101.com/ics/lm3915-logarithmic-dotbar-display-driver
A sample application circuit from the LM3915 datasheet is given below. As you can see we only require the LEDs and two resistors as additional component to use this IC. The IC can operate between 3V to 25V. The Audio signal maximum voltage can be as …
LM3915 Datasheet - ElectroSchematics.com
https://www.electroschematics.com/lm3915-datasheet/
The LM3915 datasheet specifies that the IC is a monolithic integrated circuit that senses analog voltage levels and drives ten LEDs, LCDs or vacuum fluorescent displays, providing a logarithmic 3 dB/step analog display. One pin changes the display from a bar graph to a moving dot display.
LM3915 Datasheet(PDF) - National Semiconductor (TI)
https://www.alldatasheet.com/datasheet-pdf/pdf/8899/NSC/LM3915.html
Dot/Bar Display Driver, LM3915 datasheet, LM3915 circuit, LM3915 data sheet : NSC, alldatasheet, datasheet, Datasheet search site for Electronic Components and ...
LM3915 Datasheet, PDF - Alldatasheet
https://www.alldatasheet.com/view.jsp?Searchword=LM3915
LM3915 Datasheet Dot/Bar Display Driver - National Semiconductor (TI) LM3915 Dot/Bar Display Driver, Texas Instruments LM3915N
VU Meter (LM3915) – B2P20 - BnBe Club
https://bitsnblobs.com/vu-meter-lm3915-b2p20/
The LM3915 is another popular IC that can be used to build interesting circuits. It is designed to drive 10 LEDs depending on the analog voltage signal applied to the input. The LM3915 has an adjustable voltage reference and each of the LEDs represent a 3dB step, this makes it a perfect chip to build a volume unit meter or VU meter.
LM3915 IC based Audio Level Display & Its Working
https://www.elprocus.com/visualized-audio-level-display-using-lm3915/
LM3915 as an Audio Level Meter This circuit utilizes only one IC and a few external components. It displays the sound/audio level as far as 10 LEDs. The input voltage can vary from 12V to 20V, but we using only 12V of voltage. The chip holds a flexible voltage reference and exact ten …
LM3914 Datasheet Dot/Bar Display Driver | VU Meter ...
https://www.eleccircuit.com/lm3914-vu-meter-circuits/
LM3915 & LM3916 In the case of the LM3915, the series resistance within the IC will not all be equal. They are arranged in a Log Scale Mode. This will produce a difference of 3 dB in each step. For example, the 10th step would be 30 dB. In the case of the LM3916, the internal resistance values are arranged in a Semi log scale.
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