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LM1815N from NS,National Semiconductor

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LM1815N

Manufacturer: NS

Adaptive Variable Reluctance Sensor Amplifier

Partnumber Manufacturer Quantity Availability
LM1815N NS 27 In Stock

Description and Introduction

Adaptive Variable Reluctance Sensor Amplifier The LM1815N is a monolithic integrated circuit manufactured by National Semiconductor (NS). It is designed for use in automotive and industrial applications, particularly for processing signals from variable reluctance sensors (VRS).  

### **Specifications:**  
- **Manufacturer:** National Semiconductor (NS)  
- **Package:** 16-pin DIP (Dual In-line Package)  
- **Operating Voltage Range:** 6V to 28V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Input Signal Compatibility:** Variable Reluctance Sensor (VRS) signals  
- **Output Type:** Digital (zero-crossing detector)  
- **Built-in Features:**  
  - Adjustable hysteresis  
  - Noise immunity  
  - Signal conditioning for weak or noisy inputs  

### **Descriptions and Features:**  
- The LM1815N is a signal conditioner specifically optimized for processing signals from variable reluctance sensors, commonly used in automotive crankshaft and camshaft position sensing.  
- It provides a clean digital output signal corresponding to the zero-crossing points of the input waveform.  
- The device includes an internal amplifier with adjustable gain and hysteresis to improve noise rejection.  
- It is suitable for harsh environments due to its wide operating voltage and temperature range.  
- Applications include engine timing, speed sensing, and industrial position detection.  

The LM1815N is a legacy component, and availability may vary. For exact performance characteristics, refer to the original datasheet from National Semiconductor.

Application Scenarios & Design Considerations

Adaptive Variable Reluctance Sensor Amplifier

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