Manufacturer Part Number
LM1971M
Manufacturer
Texas Instruments
Introduction
The LM1971M is a digitally controlled analog volume control designed by Texas Instruments. It belongs to the Overture™ series, specializing in audio application solutions.
Product Features and Performance
Digitally controlled analog volume adjustment
High-quality audio performance
Single channel operation
SPI interface for digital control
Wide operating voltage range from 4.5V to 12V
Supports a wide operating temperature range from -40°C to 85°C
High dynamic range with specifications reaching 115dB
Compact surface mount 8-SOIC package for efficient board space utilization
Product Advantages
Precise volume control through digital inputs
Exceptional audio quality with high dynamic range
Flexible usage across a broad range of voltages and temperatures
Simple integration with microcontrollers via SPI
Small form factor enhancing design compactness
Key Technical Parameters
Function: Volume Control
Number of Channels: 1
Interface: SPI
Voltage Supply: 4.5V ~ 12V
Operating Temperature: -40°C ~ 85°C
Dynamic Range: 115dB
Mounting Type: Surface Mount
Package/Case: 8-SOIC
Quality and Safety Features
Manufactured by Texas Instruments, ensuring high reliability and performance
Rigorous testing across operating conditions for quality assurance
Compatibility
Easy integration in digital control systems with SPI interface
Adaptable to various power supplies within voltage range
Compatible with a wide range of communication systems applications
Application Areas
Communication Systems
High fidelity audio systems
Professional audio equipment
Consumer audio electronics
Product Lifecycle
Status: Active
No current indication of discontinuation, ensuring long-term availability
Supports future design upgrades with ongoing manufacturer support
Several Key Reasons to Choose This Product
High-performance audio volume control enhances user experience
Flexible control options with digital SPI interface
Reliable operation within extensive temperature and voltage ranges
Compact and efficient design facilitates easy integration in space-constrained applications
Backed by Texas Instruments' reputation for quality and support
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