LM1972M/NOPB
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- Mfr.Part #
- LM1972M/NOPB
- Manufacturer
- National Semiconductor
- Package / Case
- 20-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- LM1972 MICRO-POT 2-CHANNEL 78 DB
- Stock
- 715
- In Stock ：
- 715
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- Manufacturer :
- National Semiconductor
- Product Category :
- Audio Special Purpose
- Mounting Type :
- Surface Mount
- Specifications :
- 78dB
- Weight :
- 800.987426mg
- Number of Terminations :
- 20
- Base Part Number :
- LM1972
- Nominal Supply Current :
- 4mA
- Thickness :
- 2.35mm
- Terminal Finish :
- Matte Tin (Sn)
- Power Dissipation :
- 150mW
- Terminal Position :
- Dual
- Power Supplies :
- +-6V
- Applications :
- Consumer Audio, Professional Audio
- Impedance :
- 40kOhm
- Supply Voltage-Min (Vsup) :
- 4.5V
- Number of Bits :
- 16
- Pbfree Code :
- yes
- Number of Channels :
- 2
- Lifecycle Status :
- ACTIVE (Last Updated: 4 days ago)
- JESD-609 Code :
- e3
- Voltage - Supply :
- 4.5V~12V
- Packaging :
- Tube
- ECCN Code :
- EAR99
- REACH SVHC :
- No SVHC
- Terminal Form :
- Gull wing
- Function :
- Volume Control
- Channel Separation :
- 110 dB
- Factory Lead Time :
- 6 Weeks
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Peak Reflow Temperature (Cel) :
- 260
- Operating Temperature :
- 0°C~70°C TA
- Consumer IC Type :
- CONSUMER CIRCUIT
- Interface :
- SPI
- Number of Pins :
- 20
- Width :
- 7.5mm
- Height :
- 2.65mm
- Radiation Hardening :
- No
- Lead Free :
- Lead Free
- RoHS Status :
- ROHS3 Compliant
- Output Power :
- 150mW
- Length :
- 12.8mm
- Package / Case :
- 20-SOIC (0.295, 7.50mm Width)
- Mount :
- Surface Mount
- Datasheets
- LM1972M/NOPB
Audio Special Purpose National Semiconductor LM1972M/NOPB Overview
The LM1972M/NOPB by National Semiconductor represents a cutting-edge solution in the field of audio special purpose integrated circuits. Designed for precision audio applications, this device boasts an exceptional 78 dB attenuation range, making it a prime choice for audio professionals and enthusiasts seeking meticulous volume control. The dual-channel configuration facilitates simultaneous handling of multiple audio inputs, ensuring versatile application and superior performance. The integration of the LM1972M/NOPB in your audio systems guarantees not only high fidelity and minimal distortion but also a robust and reliable operation, tailored to meet the demanding standards of modern audio engineering.
LM1972M/NOPB Features
The LM1972M/NOPB includes several key features that make it an indispensable asset in audio engineering. It provides a logarithmic resistance ladder for precise volume adjustment, low noise operation, and a wide power supply range from ±5V to ±15V. Its digital control interface allows for easy integration with other digital systems, enhancing usability and functionality in complex setups. Furthermore, the IC’s compact SOIC (Small Outline Integrated Circuit) package ensures a reduced footprint on PCBs, ideal for space-constrained applications.
LM1972M/NOPB Applications
- Professional Audio Mixers: Integrates seamlessly into mixing consoles to offer precise control over audio levels, enhancing the audio production quality with its fine attenuation granularity.
- Home Theater Systems: Used to manage volume levels efficiently across different channels, providing a balanced sound experience in multi-speaker setups.
- Studio Equipment: Essential for applications requiring detailed sound adjustments, ensuring low noise and high fidelity in studio recordings.
- Automotive Audio Systems: Can be deployed in vehicle audio systems to control sound levels accurately, improving audio performance and listener experience on the move.
- Telecommunications Equipment: Improves the clarity and volume control of audio signals in telecom hardware, crucial for systems requiring reliable audio communication.
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