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Name: PCM3168APAP
Brand: Texas Instruments
SKU: PCM3168APAP
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 PCM3168APAP

Part No.:: PCM3168APAP

Manufacturer:: Texas Instruments

Package:: 64-PowerTQFP

Datasheet:: PCM3168APAP.pdf

Description:: IC CODEC AUDIO 24 BIT 64HTQFP

In Stock:: 565

Quantity:: Add To Cart

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PCM3168APAP Typical application Circuitry

PCM3168APAP

The PCM3168APAP is a high-performance, highly integrated audio codec featuring both analog-to-digital (ADC) and digital-to-analog (DAC) converters designed for premium audio applications. This chip supports up to 24-bit resolution and sampling rates up to 192 kHz, offering six ADC and eight DAC channels, making it an excellent choice for multi-channel audio systems like home theater systems, digital mixing consoles, and multi-track recording systems.

Application Scenario: Multi-Channel Audio Recording Interface

Integrating the PCM3168APAP into a multi-channel audio recording interface illustrates its capability to handle simultaneous recording and playback of multiple audio channels with high fidelity.

Analog Inputs Connection

- Microphone and Instrument Inputs: Connect microphones and instruments to the ADC analog inputs (AIN1 to AIN6) through appropriate preamplifiers to match the input levels. Capacitive coupling may be used to eliminate DC offsets, ensuring clean signal acquisition. To reduce noise and interference in the signal stream, grounding and shielding procedures are crucial.

Digital Audio Interface Configuration

- Setting Up the Serial Audio Data Interface: Configure the serial audio interface pins (BCK, LRCK, DIN, DOUT) for communication with the digital audio processor or USB audio interface IC. This involves selecting the appropriate mode (I2S, left-justified, right-justified) and configuring the PCM3168APAP for either master or slave operation, depending on the system design requirements.

Analog Outputs Connection

- Connecting to Monitoring and Playback Devices: Route the DAC outputs (DOUT1 to DOUT8) to the analog input stages of amplifiers or active speakers, using capacitive coupling where necessary to remove DC bias. Implementing low-pass filters can help to suppress out-of-band noise and improve sound quality.

Power Supply and Grounding

- Ensuring Clean Power and Effective Grounding: The PCM3168APAP requires both analog and digital power supplies, necessitating careful decoupling and filtering to provide clean power. The performance of the system can be enhanced and ground loop noise reduced by using separate ground planes for the analog and digital portions that are connected at a single point.

Control Interface Setup

- Control and Configuration via SPI/I2C: Utilize the SPI or I2C interface for chip configuration, including setting up digital filters, volume control, and operational modes. This allows for dynamic control of the audio processing parameters directly from a microcontroller or digital signal processor.

Design Considerations with PCM3168APAP

When designing with the PCM3168APAP, several key factors should be taken into account:

- Signal Integrity for High-Quality Audio: Maintain short, direct signal paths for both analog and digital signals, and use differential signaling where possible to enhance noise immunity.

- Thermal Management: Although the PCM3168APAP is not known for high thermal output, ensuring adequate thermal management can help maintain stable operation and extend the chip's lifespan.

- Flexibility in Digital Audio Formats: Leverage the PCM3168APAP's support for multiple digital audio formats to ensure compatibility with various digital audio sources and destinations.

- Component Selection for the Analog Path: Choose high-quality passive components for the analog signal path to preserve audio quality, especially for capacitors in signal coupling and filtering applications.

- PCB Layout: Implement a thoughtful PCB layout that separates analog and digital domains, uses proper decoupling techniques, and minimizes interference between channels.

Integrating the PCM3168APAP into a multi-channel audio recording interface enables the creation of a versatile, high-quality audio capture and playback system. This system can accommodate a wide range of professional and consumer audio applications, taking full advantage of the PCM3168APAP's advanced audio processing capabilities and flexible interfacing options.

PCM3168APAP information

PCM3168APAP Specifications

Package/Case:
64-PowerTQFP
Packaging:
Tray
Series:
-
ProductStatus:
Active
Type:
Audio
DataInterface:
Serial
Resolution(Bits):
24 b
NumberofADCs/DACs:
6 / 8
SigmaDelta:
Yes
S/NRatioADCs/DACs(db)Typ:
107 / 112 (Differential), 104 / 112 (Single-Ended)
DynamicRangeADCs/DACs(db)Typ:
107 / 112 (Differential), 104 / 112 (Single-Ended)
Voltage-SupplyAnalog:
4.5V ~ 5.5V
Voltage-SupplyDigital:
3V ~ 3.6V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

PCM3168APAP FAQ

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3. Are the PCM3168APAP price and inventory displayed accurate?

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6. What is the process for return or replacement of PCM3168APAP?

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 PCM3168APAP we delivered, we will accept the replacement or return of the PCM3168APAP 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 PCM3168APAP.

(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