Lm3916. Https youtu be 7avb905f mqin this video the three ics lm3914 lm3915 lm3916 are compared. A 1 2v fullscale meter requires only one resistor in addition to the ten leds.
In this instructable we will be creating an alternative circuit to imitate a lm3916 chip to drive a 10 led bar graph. Lm3916 datasheet pdf national semiconductor ti old version datasheet texas instruments acquired national semiconductor. Subscribe to my youtube channel it s free pcb.
The lm3916 is a monolithic integrated circuit that 2 fast responding electronic vu meter senses analog voltage levels and drives ten leds drivers leds lcds or vacuum fluorescents lcds or vacuum fluorescent displays providing an bar or dot display mode externally selectable electronic version of the popular vu meter.
One more resistor programs the fullscale anywhere from 1 2v to 12v independent of supply voltage. Texas instruments has been making progress possible for decades. The lm3916 is a monolithic integrated circuit used as a dot bar display driver. Ti1 alldatasheet datasheet datasheet search site for electronic components and semiconductors integrated circuits diodes triacs and other semiconductors.
