National Semiconductor

National Semiconductor

National Semiconductor, founded in 1959, was a major American semiconductor manufacturer known for its high-performance analog and mixed-signal integrated circuits. The company's product portfolio included a wide range of analog devices such as amplifiers, data converters, interface circuits, and power management products, which found applications in industries including automotive, communications, industrial, and consumer electronics. National Semiconductor was also renowned for its innovative solutions in areas like energy-efficient lighting, portable power management, and high-speed data converters. In 2011, Texas Instruments acquired National Semiconductor, integrating its product lines and technologies to further strengthen its position in the analog semiconductor market. Through its history, National Semiconductor made significant contributions to the advancement of analog and mixed-signal technology, leaving a lasting legacy in the semiconductor industry.

Audio Special Purpose

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10
Series
Supplier Device Package
Package / Case
Applications
Voltage - Supply
Function
Interface
Specifications
Operating Temperature
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Number of Channels
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National Semiconductor
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ImageProduct DetailPriceAvailabilityECAD ModelSeriesInterfaceMounting TypeSupplier Device PackageOperating TemperatureApplicationsFunctionVoltage - SupplyPackage / CaseSpecificationsNumber of Channels
DS16EV5110ASQ
5+
$7.3944
10+
$6.9014
15+
$6.6549
Quantity
5,000 Available
Can ship immediately
Ships from: HK
PCB Symbol, Footprint & 3D Model
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LM4560VJD
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Quantity
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PCB Symbol, Footprint & 3D Model
LM4560
I2S, Serial
Surface Mount
100-TQFP (14x14)
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Audio Systems
Audio Signal Processor, Sample Rate Converter
3.2V ~ 3.4V
100-TQFP
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1
LM1894N
CONSUMER CIRCUIT, BIPOLAR
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Quantity
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PCB Symbol, Footprint & 3D Model
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Through Hole
14-PDIP
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14-DIP (0.300", 7.62mm)
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LMC1983CIV
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Quantity
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PCB Symbol, Footprint & 3D Model
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Surface Mount
28-PLCC (11.43x11.43)
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28-LCC (J-Lead)
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LMC1983CIN
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Quantity
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PCB Symbol, Footprint & 3D Model
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Through Hole
28-DIP
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-
28-DIP (0.600", 15.24mm)
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LM1971M
LM1971 DIGITALLY CONTROLLED 62 D
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Quantity
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PCB Symbol, Footprint & 3D Model
Overture™
SPI
Surface Mount
8-SOIC
-40°C ~ 85°C (TA)
Communication Systems
Volume Control
4.5V ~ 12V
8-SOIC (0.154", 3.90mm Width)
115dB
1
LM1972M
CONSUMER CIRCUIT, CMOS, PDSO20
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Quantity
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PCB Symbol, Footprint & 3D Model
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SPI
Surface Mount
20-SOIC
0°C ~ 70°C (TA)
Audio
Volume Control
4.5V ~ 12V
20-SOIC (0.295", 7.50mm Width)
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2
TPA5050RSAR
TPA5050 STEREO DIGITAL AUDIO DEL
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Quantity
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PCB Symbol, Footprint & 3D Model
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I²C
Surface Mount
16-QFN (4x4)
-40°C ~ 85°C (TA)
Signal Mixing
Audio Signal Processor
3V ~ 3.6V
16-VQFN Exposed Pad
Delay
1
LM1894MX/NAK2
LM1894 DYNAMIC NOISE REDUCTION S
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Quantity
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PCB Symbol, Footprint & 3D Model
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Analog
Surface Mount
14-SOIC
0°C ~ 70°C (TA)
Audio
Line Driver
4.5V ~ 18V
14-SOIC (0.154", 3.90mm Width)
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2
LM1972M/NOPB
LM1972 MICRO-POT 2-CHANNEL 78 DB
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Quantity
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PCB Symbol, Footprint & 3D Model
-
SPI
Surface Mount
20-SOIC
0°C ~ 70°C (TA)
Consumer Audio, Professional Audio
Volume Control
4.5V ~ 12V
20-SOIC (0.295", 7.50mm Width)
78dB
2

About  Audio Special Purpose

Audio Special Purpose refers to a category of electronic components or devices that are designed specifically for audio-related functions. These specialized components are optimized to perform specific tasks in audio processing, amplification, or signal conditioning. Audio Special Purpose components are designed to meet the unique requirements of audio applications, such as high-fidelity sound reproduction, noise reduction, or audio effects processing. They often incorporate advanced circuitry, algorithms, and signal processing techniques to achieve optimal audio performance. Some common examples of Audio Special Purpose components include: Audio Amplifiers: These components are responsible for increasing the power or voltage level of an audio signal, allowing it to drive speakers or headphones with sufficient volume and clarity. Audio Codecs (Coder-Decoder): Codecs are used to convert analog audio signals into digital format for transmission or storage, and vice versa. They often feature built-in analog-to-digital converters (ADCs) and digital-to-analog converters (DACs) to facilitate audio signal conversion. Digital Signal Processors (DSPs): DSPs are specialized microprocessors designed to handle complex mathematical calculations and real-time signal processing. They are commonly used in audio applications for tasks such as equalization, filtering, or audio effects processing. Audio Switches and Multiplexers: These components enable the routing or switching of audio signals between different sources or destinations. They allow for seamless audio switching and enable the integration of multiple audio sources or channels. Audio Equalizers: Equalizers are used to adjust the frequency response of an audio signal, allowing for precise control over the tonal balance and shaping of sound. These Audio Special Purpose components play a crucial role in various audio systems, including audio equipment, musical instruments, telecommunication devices, automotive sound systems, and more. By providing dedicated functionality and optimized performance for audio applications, they contribute to the overall quality and fidelity of sound reproduction.