LM3915N-1 - Texas Instruments

Manufacturer Part Number

LM3915N-1

Manufacturer

Texas Instruments

Introduction

The LM3915N-1 is an integrated circuit used for visual indication of analog signal levels in applications such as audio level meters or other signal strength representation forms.

Product Features and Performance

Display driver capability for LED, LCD, and VF

Dot or bar display mode options

Accommodates 10 steps for signal level indication

Designed with an analog signal input and outputs a visual display

Current supply is minimal at 6.1 mA

Wide voltage supply range from 3V to 25V

Operations supported in temperatures ranging from 0°C to 70°C

Through-hole mounting supports incorporation into various designs

Product Advantages

Versatile for multiple display types

Scalable to display signal strength across a wide range

Simple interfacing with minimal external components needed

Reliable performance in a standard operating temperature range

Key Technical Parameters

Supply Current: 6.1 mA

Supply Voltage Range: 3V ~ 25V

Operating Temperature Range: 0°C ~ 70°C

Number of Steps: 10

Mounting Type: Through Hole

Package: 18-DIP

Quality and Safety Features

Conforms to Texas Instruments' quality and reliability standards

Established performance within specified operational ranges

Compatibility

Compatible with LED, LCD, and VF displays

Adaptable to a wide range of signal inputs within the specified voltage supply range

Application Areas

Audio equipment

Signal processing

Level indicators

VU (Volume Unit) Meters

Product Lifecycle

Obsolete product status, which may indicate limited availability

Users should contact Texas Instruments for replacement or upgrade options

Reasons to Choose This Product

Trusted manufacturer with a reputation for quality semiconductor products

Wide range of power supply compatibility makes it suitable for versatile applications

Low current consumption aids in designing energy-efficient systems

Its 10-step indication granularity provides clear and precise signal level visualization

Through-hole package allows easy integration into various circuit designs