IC LM3915 LM3915N DIP-18
LM3915 Dot/Bar Display Driver
• 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 LM3915 is Rated for Operation from 0°C to +70°C. The LM3915N-1 is Available in an 18-lead PDIP Package.
Datasheet:
https://tronixstuff.com/wp-content/uploads/2013/12/LM3915-data-sheet.pdf
Điện tử Minh Nguyên CHIPN24
- 32/70/1D Ông Ích Khiêm, P.14, Q.11, TP.HCM
(Hẻm 32 Gần ngã tư Bình Thới - Ông Ích Khiêm, vào hẻm 32/70 rẽ trái hẻm đầu tiên sẽ thấy số 1D)
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