LM1972N
- Mfr.Part #
- LM1972N
- Manufacturer
- Texas Instruments
- Package / Case
- 20-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC VOLUME CONTROL 20DIP
- Stock
- 7,297
- In Stock :
- 7,297
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- Manufacturer :
- Texas Instruments
- Product Category :
- Audio Special Purpose
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Mounting Type :
- Through Hole
- Surface Mount :
- No
- Packaging :
- Tube
- Base Part Number :
- LM1972
- Height Seated (Max) :
- 5.08mm
- Terminal Position :
- Dual
- Voltage - Supply :
- 4.5V~12V
- Function :
- Volume Control
- RoHS Status :
- Non-RoHS Compliant
- Number of Channels :
- 2
- Consumer IC Type :
- CONSUMER CIRCUIT
- Package / Case :
- 20-DIP (0.300, 7.62mm)
- Applications :
- Consumer Audio, Professional Audio
- Supply Voltage-Min (Vsup) :
- 4.5V
- Interface :
- SPI
- Number of Terminations :
- 20
- Specifications :
- 78dB
- Lead Free :
- Contains Lead
- Operating Temperature :
- 0°C~70°C TA
- Datasheets
- LM1972N

Audio Special Purpose Texas Instruments LM1972N Overview
The LM1972N by Texas Instruments is a high-performance IC volume control designed specifically for audio applications that demand precision and reliability. This device is engineered to offer superior audio quality with a minimal signal path and no degradation of audio signal. It features a 20-pin DIP (Dual Inline Package) that facilitates easy integration into existing systems. The LM1972N is ideal for manufacturers looking to incorporate reliable volume control in their audio products, ensuring consistent performance and ease of use. By utilizing advanced technology, the LM1972N enhances user experience by providing smooth, logarithmic volume control which is crucial for professional audio applications.
LM1972N Features
The LM1972N stands out with its feature-rich design which includes 78 dB of attenuation range, accessible through a 3-wire serial digital interface, allowing for precise volume adjustment. Each channel can be controlled independently, providing flexibility and high-resolution control over audio output. The device's low distortion and noise levels ensure that the audio integrity is maintained, even at low volumes. Additionally, the IC is compatible with single or dual power supply operations, making it versatile for various audio system designs.
LM1972N Applications
- Home Audio Systems: Integrates seamlessly into home theater systems for sophisticated volume control, allowing users to fine-tune audio settings for an optimal listening experience.
- Professional Mixing Consoles: Utilized in professional audio mixing consoles where precise volume adjustments are critical, enhancing the overall sound quality and control in live or studio environments.
- Automotive Audio Systems: Applied in automotive audio systems to provide drivers and passengers with precise control over audio levels, ensuring a balanced sound across different media outputs.
- Telecommunications Equipment: Helps in managing audio levels in telecommunications devices, ensuring clear and consistent volume during communication.
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