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TDA1549T
D/A Converter, 18-Bit, 2 Func, CMOS, PDSO16TDA1549T
D/A Converter, 18-Bit, 2 Func, CMOS, PDSO16
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Shipping & Payment
Shipping & Payment
About Shipping
We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
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About packaging
Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.
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TDA1549T DataSheet
Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
GENERAL DESCRIPTIONThe TDA1549T (BCC-DAC1) is the first of a new generation of digital-to-analog converters featuring a unique combination of bitstream and continuous calibration concepts.FEATURES• Easy application• Finite-duration impulse-response (FIR) filtering and noise shaping incorporated• 2nd-order noise shaper• Wide dynamic range (true 18-bit resolution)• Low total harmonic distortion• No zero-crossing distortion• Superior signal-to-noise ratio• Bitstream continuous calibration conversion concept• Inherently monotonic• Voltage output (1.5 V RMS) at line drive level• Single supply rail (3.8 to 5.5 V)• Optimum output voltage level over the entire supply range• Small outline packaging (SO16)• Wide operating temperature range (−30 to +85 °C)• Standard Japanese input format• No analog post-filtering required• Low power consumption• Integrated operational amplifiers.
Key Features
- Easy application
- Finite-duration impulse-response (FIR) filtering and noise shaping incorporated
- 2nd-order noise shaper
- Wide dynamic range (true 18-bit resolution)
- Low total harmonic distortion
- No zero-crossing distortion
- Superior signal-to-noise ratio
- Bitstream continuous calibration conversion concept
- Inherently monotonic
- Voltage output (1.5 V RMS) at line drive level
- Single supply rail (3.8 to 5.5 V)
- Optimum output voltage level over the entire supply range
- Small outline packaging (SO16)
- Wide operating temperature range (−30 to +85 °C)
- Standard Japanese input format
- No analog post-filtering required
- Low power consumption
- Integrated operational amplifiers.
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Rohs Code | No | Part Life Cycle Code | Transferred |
| Reach Compliance Code | HTS Code ! | 8542.39.00.01 | |
| Converter Type | D/A CONVERTER | Input Bit Code | 2'S COMPLEMENT |
| JESD-30 Code | R-PDSO-G16 | JESD-609 Code | e0 |
| Number of Bits | 18 | Number of Functions | 2 |
| Number of Terminals | 16 | Operating Temperature-Max | 85 °C |
| Operating Temperature-Min | -30 °C | Package Body Material | PLASTIC/EPOXY |
| Package Code | SOP | Package Equivalence Code | SOP16,.4 |
| Package Shape | RECTANGULAR | Package Style | SMALL OUTLINE |
| Power Supplies ! | 5 V | Qualification Status ! | Not Qualified |
| Supply Voltage-Nom | 5 V | Surface Mount ! | YES |
| Technology | CMOS | Temperature Grade ! | OTHER |
| Terminal Finish | Tin/Lead (Sn/Pb) | Terminal Form ! | GULL WING |
| Terminal Pitch ! | 1.27 mm | Terminal Position | DUAL |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is TDA1549T?
The TDA1549T is a stereo continuous calibration 16-bit digital-to-analog converter (DAC) designed by NXP Semiconductors. It is commonly used in audio applications such as CD players, digital audio systems, and multimedia devices to convert digital audio signals into high-quality analog audio output.
How Does TDA1549T Work?
The TDA1549T operates by converting digital audio signals into analog voltage outputs with high precision and linearity. It utilizes a 16-bit DAC architecture to ensure accurate signal conversion and reproduction. The DAC is designed for stereo applications, providing two channels of analog output for left and right audio channels.
How Many Pins does TDA1549T have and What are the Functions of the Pinout Configuration?
The TDA1549T is housed in a 16-pin DIL (Dual In-Line) package. The pinout configuration includes:
- VDD: Power supply pin.
- VSS: Ground pin.
- OSCL, OSCR: Clock input pins for the left and right channels, respectively.
- DATA: Serial data input pin for digital audio data.
- LRC: Left/right clock input for channel selection.
- LOUT: Analog output pin for the left channel.
- ROUT: Analog output pin for the right channel.
- Vref: Reference voltage pin for internal operations.
What are the Pros and Cons of TDA1549T?
Pros:
- High Resolution: Offers 16-bit resolution for accurate audio signal reproduction.
- Stereo Output: Provides dual-channel analog output for stereo audio applications.
- Continuous Calibration: Includes continuous calibration features for optimal performance over time.
- Low Distortion: Achieves low distortion and noise levels for high-quality audio output.
- Simple Interface: Interfaces easily with digital audio sources through a serial input.
Cons:
- External Components: May require external components for filtering and buffering to optimize audio performance.
- Limited Features: Compared to newer DACs, the TDA1549T may have fewer advanced features and specifications.
- Availability: As an older component, availability and support may be limited compared to newer DACs.
Are There Any Equivalents/Alternatives to TDA1549T for Recommendation?
- Alternatives to the TDA1549T include the PCM1794 from Texas Instruments and the CS43122 from Cirrus Logic, which offer similar audio performance and features.
- The Burr-Brown PCM1798 is another alternative with comparable audio quality and resolution.
