PCM1794ADB Texas Instruments Integrated Circuit (Small Outline Packages) In Stock

PCM1794ADB is a 24-bit high-performance stereo audio DAC from Texas Instruments featuring serial input, 2's complement binary format, and 128x oversampling. It delivers exceptional dynamic range and THD+N performance ideal for professional audio equipment. Available from $3.44 with worldwide shipping.

ACTIVEIntegrated CircuitVerified May 2026
Package / Visual Reference
PCM1794ADBSmall Outline Packages
Quick Facts
Manufacturer
Texas Instruments
Package
Small Outline Packages
Pin Count
28
Lifecycle
ACTIVE
Category
Integrated Circuit
Price
From $3.4412(MOQ 20)
Temp Range
-25.0°C to 85.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Key Features

  • 24-bit resolution with 128x oversampling for audiophile-grade audio fidelity
  • Ultra-low THD+N and wide dynamic range exceeding 127 dB for professional audio applications
  • Flexible serial input interface supporting I2S and left/right-justified data formats
  • 28-pin SSOP package enabling compact PCB layouts in space-constrained designs
  • Lead-free (Pb-free) compliant construction meeting RoHS environmental standards

Applications

The PCM1794ADB is widely used in high-fidelity audio systems such as professional mixing consoles, studio-grade CD/DVD players, and audiophile DAC units where ultra-low distortion and high dynamic range are critical. It also finds application in broadcast equipment, digital audio workstations, and premium home theater receivers requiring 24-bit audio decoding. Its serial interface compatibility makes it straightforward to integrate with DSPs and FPGAs in custom audio processing designs.

Specifications

Pbfree CodeYes
YTEOL15
Converter TypeD/A CONVERTER
Input Bit Code2'S COMPLEMENT BINARY
Input FormatSERIAL
JESD-30 CodeR-PDSO-G28
JESD-609 Codee4
Number of Bits24
Number of Functions1
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeSSOP28,.3
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE, SHRINK PITCH
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
Sample Rate0.192MHz
Supply Current-Max40mA
Supply Voltage-Nom5V
Surface MountYES
TechnologyCMOS
Temperature GradeOTHER
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormGULL WING
Terminal Pitch0.65mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
## PCM1794ADB Alternates Showing resultsImage
PackageSmall Outline Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 1
ECCNEAR99
HTS Code8542.39.00.40

Datasheet

PCM1794ADB Datasheet Download

Official datasheet from Texas Instruments

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for PCM1794ADB:

PCM1798DBTexas Instruments D/A

Converter, 1 Func, Serial Input Loading, PDSO28

View Part →
PCM1794DBTexas Instruments

D/A Converter, 1 Func, Serial Input Loading, PDSO28

View Part →
PCM1794AQDBRQ1Texas Instruments

D/A Converter, 1 Func, Serial Input Loading, PDSO28

View Part →

Frequently Asked Questions

What is the resolution and dynamic range of the PCM1794ADB?

The PCM1794ADB is a 24-bit stereo audio DAC offering a dynamic range of up to 127 dB and THD+N as low as -107 dB, making it suitable for professional and high-fidelity audio applications.

What input formats does the PCM1794ADB support?

The PCM1794ADB accepts serial audio data in 2's complement binary format, supporting standard audio interface modes including I2S, left-justified, and right-justified formats with up to 24-bit word length.

What package does the PCM1794ADB come in and what are its dimensions?

The PCM1794ADB is housed in a 28-pin SSOP (Small Outline Packages) package, designated JESD-30 code R-PDSO-G28, offering a compact footprint well-suited for high-density PCB designs in consumer and professional audio equipment.

What are typical applications for the PCM1794ADB?

Typical applications include professional audio mixing consoles, CD/DVD players, digital audio workstations, home theater systems, and broadcast equipment where high-resolution 24-bit audio playback with low noise and distortion is required.

Is the PCM1794ADB RoHS compliant and what is its price?

Yes, the PCM1794ADB is lead-free (Pb-free) and RoHS compliant with JESD-609 code e4. It is available at approximately $3.44 per unit with worldwide shipping options.

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About Texas Instruments

Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.

AvailabilityIn Stock
Reference Price (USD)
From $3.4412
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
20+$14.7500$295.00
51+$3.9706$202.50
66+$3.8383$253.33
88+$3.4412$302.83
pcs
Unit price: $14.7500 · Total: $295.00

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

FindMyChip sourced our entire STM32 BOM in 48 hours when our usual distributor had 16-week lead times.

TM
Thomas Mueller
Hardware Lead, SensorTech GmbH, Germany