Datasheet Summary
LM3915
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SNVS740C
- JANUARY 2000
- REVISED MARCH 2013
LM3915 Dot/Bar Display Driver
Check for Samples: LM3915
Features
- 2 3 dB/step, 30 dB Range
- Drives LEDs, LCDs, or Vacuum Fluorescents
- Bar or Dot Display Mode Externally Selectable by User
- Expandable to Displays of 90 dB
- Internal Voltage Reference from 1.2V to 12V
- Operates with Single Supply of 3V to 25V
- Inputs Operate Down to Ground
- Output Current Programmable from 1 mA to 30 mA
- Input Withstands ±35V without Damage or
False Outputs
- Outputs are Current Regulated, Open
Collectors
- Directly Drives TTL or CMOS
- The Internal 10-step Divider is Floating and can be Referenced to a Wide Range of Voltages The...
