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PCM2903BDB The Texas Instruments PCM2903BDB is a stereo audio codec featuring a USB interface. It supports 16-bit resolution for both ADC and DAC functions.
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PCM2903BDB

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments PCM2903BDB is a stereo audio codec featuring a USB interface. It supports 16-bit resolution for both ADC and DAC functions.
✓ Total Stock: 6,823 pcs
$ Price Range: $2.72

PCM2903BDB Available from 1 distributor

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Romaks Technologies ✓
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6,823 pcs
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6823 pcs On Request 1 On Request On Request On Request On Request On Request
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PCM2903BDB Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Data Interface
Dynamic Range, ADCs
Lead Spacing
Mounting Type
Number of ADCs
Number of DACs
Operating Temperature
Resolution (Bits)
S
Sigma Delta
Supplier Device Package
Tape & Reel
Type
Voltage
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PCM2903BDB Description

Short technical summary and product information.

The Texas Instruments PCM2903BDB is a single-chip, stereo audio codec with an integrated USB interface and S/PDIF support. It is designed for applications requiring high-quality audio processing over USB.

 

This codec features 16-bit Delta-Sigma ADC and DAC converters. The DAC offers analog performance with THD+N of 0.005%, SNR of 96 dB, and dynamic range of 93 dB. The ADC provides THD+N of 0.01%, SNR of 89 dB, and dynamic range of 89 dB. It supports various sampling rates for both playback and recording, including 44.1 kHz and 48 kHz.

 

The device includes an on-chip USB interface that is fully compliant with the USB 2.0 specification, operating in adaptive mode for playback and asynchronous mode for record. It is self-powered and requires a single 3.3V power supply. The PCM2903BDB is housed in a 28-pin SSOP package and is designed for surface mount.

 

Applications for the PCM2903BDB include USB audio speakers, USB headsets, USB monitors, and USB audio interface boxes. Its integrated features reduce system complexity and component count.

PCM2903BDB Quick Information

Product Type: Audio Codec
Canonical Name: PCM2903BDB Stereo Audio Codec with USB Interface
Subcategory: Codec

PCM2903BDB Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

PCM2903BDB Estimated Pricing

Qty Low High
1+ $2.72 $2.72

Estimated market price range - modelled values for guidance only, not live distributor offers.

PCM2903BDB Features

  • Stereo audio codec with USB interface.
  • 16-bit ADC and DAC resolution.
  • Supports USB 2.0 adaptive and asynchronous modes.
  • Single 3.3V power supply operation.
  • 28-pin SSOP surface mount package.

PCM2903BDB Applications

  • Ideal for USB audio speakers.
  • Suitable for USB headsets.
  • Used in USB audio interface boxes.
  • Applicable for USB monitor devices.

PCM2903BDB FAQs

4 frequently asked questions generated from this part’s specifications.
What is the operating voltage for the PCM2903BDB?

The operating voltage is 3V to 3.6V.

What package type is the PCM2903BDB available in?

The PCM2903BDB is available in a 28-SSOP package.

What is the operating temperature range for this audio codec?

The operating temperature range is -25°C to 85°C.

What is the RoHS status of the PCM2903BDB?

The RoHS status is RoHS3 Compliant.

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