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PCM1781DBQ The Texas Instruments PCM1781DBQ is a 24-bit stereo audio digital-to-analog converter. It features a high SNR of 106dB and supports sampling rates up to 192kHz.
Mfr Part #:

PCM1781DBQ

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments PCM1781DBQ is a 24-bit stereo audio digital-to-analog converter. It features a high SNR of 106dB and supports sampling rates up to 192kHz.
✓ Total Stock: 27,815 pcs
$ Price Range: $1.25

PCM1781DBQ Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Romaks Technologies ✓
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27,815 pcs
On Request
27815 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

PCM1781DBQ Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Architecture
Control Interface
Data Interface
Lead Spacing
Mounting Type
Number of Channels
Operating Temperature
Resolution (Bits)
Sampling Rate (Per Second)
Supplier Device Package
Supplier Package
Type
Voltage
Voltage Supply Source
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PCM1781DBQ Description

Short technical summary and product information.

The Texas Instruments PCM1781DBQ is a 24-bit, 192-kHz sampling, enhanced multilevel, delta-sigma audio digital-to-analog converter (DAC). It offers a high dynamic range of 106dB and a typical SNR of 106dB, with a THD+N of 0.002%. The device supports hardware control and utilizes an I2S data interface.

 

Designed for audio applications, the PCM1781DBQ operates from a single 5V supply and is housed in a compact 16-lead SSOP package. Its analog performance and features make it suitable for A/V receivers, DVD players, and HDTV receivers.

 

The DAC includes a digital filter with a stop-band attenuation of -50dB and pass-band ripple of ±0.04dB. It also provides features like soft mute and zero flags for each channel, enhancing its usability in audio systems.

PCM1781DBQ Quick Information

Product Type: Audio DAC
Canonical Name: PCM1781DBQ Stereo Audio DAC
Subcategory: Special Purpose

PCM1781DBQ Compliance

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

PCM1781DBQ Estimated Pricing

Qty Low High
1+ $1.25 $1.25

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

PCM1781DBQ Features

  • 24-bit resolution for high-fidelity audio.
  • 106dB SNR and dynamic range.
  • Supports up to 192kHz sampling rate.
  • Single 5V power supply operation.
  • Compact 16-SSOP surface mount package.

PCM1781DBQ Applications

  • Ideal for A/V receivers.
  • Suitable for DVD movie players.
  • Used in HDTV receivers.
  • Applicable for car audio systems.

PCM1781DBQ FAQs

6 frequently asked questions generated from this part’s specifications.
What is the resolution of the PCM1781DBQ audio DAC?

The PCM1781DBQ has a resolution of 24 bits.

What is the typical SNR for the PCM1781DBQ?

The typical Signal-to-Noise Ratio (SNR) for the PCM1781DBQ is 106dB.

What is the maximum sampling rate supported by the PCM1781DBQ?

The PCM1781DBQ supports a maximum sampling rate of 192kHz.

What type of interface does the PCM1781DBQ use?

The PCM1781DBQ uses an I2S data interface.

What is the operating temperature range for the PCM1781DBQ?

The operating temperature range for the PCM1781DBQ is -25°C to 85°C.

What is the package type for the PCM1781DBQ?

The PCM1781DBQ is available in a 16-SSOP package.

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