What is the Additional Feature ?

Name: PCM1704U/2K
Brand: Texas Instruments
SKU: PCM1704U/2K
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Texas Instruments PCM1704U/2K

Part No.:: PCM1704U/2K

Manufacturer:: Texas Instruments

Package:: 20-SOIC (0.209, 5.30mm Width)

Datasheet:: PCM1704U/2K.pdf

Description:: IC DAC/AUDIO 24BIT 96K 20SO

In Stock:: 3233

Quantity:: Add To Cart

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PCM1704U/2K Specifications

Package/Case:
20-SOIC (0.209, 5.30mm Width)
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
SoundPlus™
ProductStatus:
Obsolete
Type:
DAC, Audio
NumberofChannels:
2
Resolution(Bits):
24 b
SamplingRate(PerSecond):
96k
DataInterface:
Serial
VoltageSupplySource:
Dual ±
Voltage-Supply:
±5V
OperatingTemperature:
-25°C ~ 85°C
MountingType:
Surface Mount

PCM1704U/2K this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including PCM1704U/2K price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for PCM1704U/2K to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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PCM1704U/2K information

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PCM1704U/2K Typical application Circuitry

PCM1704U 2K

The PCM1704U/2K is a high-end, precision digital-to-analog converter (DAC) chip, celebrated for its exceptional audio fidelity and accuracy in converting digital audio data into analog signals. This chip is particularly esteemed in the realm of audiophile-grade audio equipment, professional audio recording and mastering studios, as well as high-end home theater systems.

Application Scenario: High-End Audiophile DAC

Integrating the PCM1704U/2K into a high-end audiophile DAC unit exemplifies its capability to render audio with outstanding clarity and depth.

Digital Input Interface

- Connecting Digital Audio Sources: The first step in utilizing the PCM1704U/2K is interfacing it with digital audio sources, such as a CD transport, digital audio streamer, or a computer's digital output. This requires connecting the source's digital output, commonly via I2S or AES/EBU standards, to the DAC's digital input pins. It's crucial to ensure that the serial data input (SDIN), bit clock (BCLK), and word clock (LRCK) are correctly connected, allowing for accurate data transmission to the PCM1704U/2K.

Power Supply Configuration

- Ensuring a High-Quality Power Supply: The audio quality of the PCM1704U/2K can be significantly influenced by the power supply's quality. Employing a well-designed power supply, offering both positive and negative voltages (e.g., +5V and -5V) to the appropriate pins, is essential. Utilizing high-quality, low-noise voltage regulators and adding bypass capacitors near the power pins can minimize noise, ensuring stable and clean power delivery.

Analog Output Processing

- Conditioning the Analog Output: After DAC conversion, the analog signal output from the PCM1704U/2K requires conditioning to optimize its quality before amplification. This typically involves routing the signal through a high-quality analog output stage comprising precision operational amplifiers (op-amps) designed to preserve the signal's integrity. Selecting op-amps with low distortion and noise, such as the LME49720, and implementing proper filtering techniques are key to maintaining the audio signal's purity.

Clocking for Accuracy

- Implementing an Accurate Clock Source: To maximize the PCM1704U/2K's performance, a precise and stable clock source is paramount. This minimizes jitter, which can degrade audio quality. Integrating a high-precision, low-jitter external clock source into the master clock (MCK) input of the DAC can significantly enhance audio clarity and detail.

Designing with PCM1704U/2K: Critical Considerations

Incorporating the PCM1704U/2K into an audio system necessitates meticulous attention to several design aspects:

- Maintaining Signal Integrity: Ensuring the integrity of both digital and analog signals is fundamental. This involves thoughtful PCB layout, such as separating digital and analog sections, minimizing the lengths of critical signal paths, and implementing ground planes to mitigate interference.

- Thermal Management: Although the PCM1704U/2K is not particularly prone to overheating, implementing adequate thermal management strategies can help maintain consistent performance and prolong the lifespan of the DAC.

- Digital Source Compatibility: Matching the digital audio source with the PCM1704U/2K's input specifications is crucial for optimal functionality. This may require the use of additional interface circuits or digital signal processors to ensure compatibility and maximize the DAC's capabilities.

Deploying the PCM1704U/2K within a high-end audiophile DAC unit, with special focus on digital-to-analog signal interfacing, premium power supply design, analog signal enhancement, and precise clock synchronization, enables the creation of a system capable of delivering audio reproduction of the highest caliber. The PCM1704U/2K remains a cornerstone in achieving unparalleled sound fidelity, meeting the exacting standards of audiophiles and audio professionals worldwide.

PCM1704U/2K FAQ

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3. Are the PCM1704U/2K price and inventory displayed accurate?

The price and inventory of PCM1704U/2K fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

4. What forms of payment are accepted?

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Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

6. What is the process for return or replacement of PCM1704U/2K?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the PCM1704U/2K we delivered, we will accept the replacement or return of the PCM1704U/2K only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of PCM1704U/2K.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations