Part Number : LM3914
Function : Dot / Bar Display Driver
Package : DIP 18 Pin, PLCC 20 Pin Type
Maker : Texas Instruments
Pinouts : 
Description :
• Drives LEDs, LCDs or Vacuum Fluorescen
• Bar or Dot Display Mode Externally Selecta by User
• Expandable to Displays of 100 Steps
• Internal Voltage Reference from 1.2V to 12 V
• Operates with Single Supply of Less than 3 V
• Inputs Operate Down to Ground
• Output Current Programmable from 2 mA to 30 mA
• No Multiplex Switching or Interaction Betw Outputs
• Input Withstands ±35V without Damage or False Outputs
• LED Driver Outputs are Current Regulated, Open-collectors
• Outputs can Interface with TTL or CMOS Logic
• The Internal 10-step Divider is Floating and can be Referenced to a Wide Range of
Voltages
Datasheet PDF Download : 
Others datasheet of same file :
LM3914N, LM3914N-1, LM3914N-1/NOPB,
LM3914V, LM3914VX/NOPB
