name: LM3915 function: Dot/Bar Display Driver (Logarithmic - 3dB per Segment) package: 18 Pin DIP,18 manufacturer: added-by: Shane Bearham +--()--+ LED 1 | 1 18| LED 2 V - | 2 17| LED 3 V + | 3 16| LED 4 R(lo) | 4 15| LED 5 Signal Input | 5 14| LED 6 R(hi) | 6 13| LED 7 Reference Out | 7 12| LED 8 Reerencef Adj | 8 11| LED 9 (also chain sense resistor) Mode Select | 9 10| LED 10 +------+ This information was added by a third party and may be incorrect. This pinout came from the Chipdir: http://www.chipdir.org/