Manufacturer No:



Texas Instruments







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LM1972M/NOPB Specifications

  • Type
  • Supplier Device Package
  • Package / Case
    20-SOIC (0.295", 7.50mm Width)
  • Mounting Type
    Surface Mount
  • Operating Temperature
    0°C ~ 70°C (TA)
  • Interface
  • Number of Channels
  • Product Status
  • Packaging
  • Series
The LM1972M/NOPB is a digitally controlled stereo audio volume control integrated circuit chip. It offers several advantages and can be applied in various scenarios. Here are some of the advantages and application scenarios of the LM1972M/NOPB:Advantages: 1. Digital Control: The LM1972M/NOPB provides digital control of audio volume, allowing precise and accurate adjustments. This eliminates the need for manual potentiometers or analog control circuits.2. Low Distortion: The chip is designed to provide low distortion audio output, ensuring high-quality sound reproduction.3. Wide Dynamic Range: It offers a wide dynamic range, allowing for both low-level and high-level audio signals to be accurately controlled.4. Pop and Click Suppression: The LM1972M/NOPB includes circuitry to suppress pops and clicks that may occur during volume changes, ensuring smooth transitions.5. Small Form Factor: The chip comes in a compact package, making it suitable for space-constrained applications.Application Scenarios: 1. Audio Amplifiers: The LM1972M/NOPB can be used in audio amplifiers to control the volume of the audio output. It provides a convenient and precise way to adjust the volume level.2. Home Theater Systems: In home theater systems, the LM1972M/NOPB can be used to control the volume of multiple audio channels. It allows users to adjust the volume of individual speakers or channels to achieve the desired audio balance.3. Car Audio Systems: The chip can be utilized in car audio systems to control the volume of different audio sources, such as the radio, CD player, or auxiliary input. It enables easy volume adjustments while driving.4. Portable Audio Devices: The LM1972M/NOPB can be integrated into portable audio devices like smartphones, tablets, or portable media players. It provides a digital volume control solution that can be easily implemented in small form factor devices.5. Professional Audio Equipment: The chip can be used in professional audio equipment like mixers, audio interfaces, or studio monitors. It allows precise volume control in professional audio setups, ensuring accurate sound reproduction.Overall, the LM1972M/NOPB integrated circuit chips offer digital volume control with low distortion and wide dynamic range, making them suitable for various audio applications where precise volume adjustments are required.