LM3914

SNVS761B – JANUARY 2000 – REVISED MARCH 2013

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LEDs light up as illustrated with the upper lit LED indicating the actual input voltage. The display appears to increase

resolution and provides an analog indication of overrange.

Figure 18. “Exclamation Point” Display

*The input to the Dot-Bar Switch may be taken from cathodes of other LEDs. Display will change to bar as soon as

the LED so selected begins to light.

Figure 19. Indicator and Alarm, Full-Scale Changes Display from Dot to Bar

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