LM3914N Dot / Bar Display Driver IC (DIP 18 Package)

The LM3914N is a monolithic analog display driver IC designed to sense an analog voltage level and drive up to 10 LEDs, LCDs, or vacuum fluorescent display elements. It provides a linear analog display and can operate in either dot or bar mode, making it ideal for battery level indicators, voltage meters, and other visual level displays.

Key Features -

• Drives up to 10 display elements

• Selectable dot or bar display mode

• Linear analog voltage indication

• Directly accepts an analog input signal

• Internal voltage reference

• Programmable LED current

• Eliminates the need for individual LED current limiting resistors in typical applications

• Multiple devices can be cascaded for expanded displays

• DIP 18 through hole package

Specifications -

• Part Number: LM3914N

• Component Type: Dot / Bar Display Driver

• Display Outputs: 10

• Display Mode: Dot or Bar

• Scale Type: Linear

• Input Type: Analog Voltage

• LED Current Control: Programmable

• Internal Reference: Yes

• Number of Pins: 18

• Package Type: DIP 18

• Mounting Type: Through Hole

Applications -

• Battery level indicators

• Voltage level displays

• Analog panel meters

• Power supply indicators

• Signal level displays

• Instrumentation equipment

• Automotive voltage indicators

• Electronic test equipment

• LED meter projects