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LM3916N from NATIONAL,National Semiconductor

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LM3916N

Manufacturer: NATIONAL

Dot/Bar Display Driver

Partnumber Manufacturer Quantity Availability
LM3916N NATIONAL 1 In Stock

Description and Introduction

Dot/Bar Display Driver The LM3916N is a monolithic integrated circuit manufactured by **NATIONAL** (National Semiconductor). It is designed as a **Dot/Bar Display Driver**, capable of driving LEDs, LCDs, or vacuum fluorescent displays.  

### **Key Specifications:**  
- **Type:** LED Driver (Dot/Bar Display)  
- **Supply Voltage Range:** 3V to 25V  
- **Output Current:** Adjustable (up to 30mA per segment)  
- **Number of Outputs:** 10 (for 10-segment display)  
- **Reference Voltage:** Adjustable (internal or external)  
- **Display Modes:** Dot or Bar mode selectable  
- **Package:** 18-Pin DIP (Dual In-line Package)  

### **Features:**  
- **Linear LED Drive:** Provides accurate logarithmic (3dB/step) response for audio applications.  
- **Low Standby Current:** Typically 6mA.  
- **Internal Voltage Reference:** Adjustable from 1.2V to 12V.  
- **Wide Input Range:** Can handle signals from below ground to within 1.5V of V+.  
- **No Multiplexing Required:** Each LED is individually driven.  
- **Bar or Dot Mode:** Selectable via an external pin.  

### **Applications:**  
- Audio level meters (VU meters)  
- Signal strength indicators  
- Battery voltage monitors  
- Industrial and automotive displays  

The LM3916N is part of the **LM391x series**, which includes similar drivers like the LM3914 (linear scale) and LM3915 (logarithmic scale).

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