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HomeProductsIntegrated Circuits (ICs)Specialized ICsAD9779ABSVZRL
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AD9779ABSVZRL - Analog Devices

Manufacturer Part Number
AD9779ABSVZRL
Manufacturer
Analog Devices, Inc.
Allelco Part Number
41D-AD9779ABSVZRL
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
8,340 pcs available, New & Original
Parts Description
TQFP-100
Data sheet
-
Category
Integrated Circuits (ICs) > Specialized ICs
RoHs Status
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Our certification
In stock: 8340
  • Unit Price: $78.82
  • Subtotal: $0.00

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Quantity Unit Price Ext. Price
1+ $78.82 $78.82
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

AD9779ABSVZRL Tech Specifications
Analog Devices - AD9779ABSVZRL technical specifications, attributes, parameters and parts with similar specifications to Analog Devices - AD9779ABSVZRL

Product Attribute Attribute Value
Part Number AD9779ABSVZRL
Package TQFP-100
Description TQFP-100
Stock Condition Get 8340 pcs available quantity at Allelco
Payment PayPal / TT / Credit Card / Western Union
Allelco Certifications ESD / ISO 9001 / ISO 13485 / ISO 28000
Product Attribute Attribute Value
Manufacturer Analog Devices, Inc.
RoHs Status -
Warranty 100% Perfect Functions
Transport port Hong Kong
Shipping by DHL / FedEx / UPS / TNT / SF Express
RFQ Email info@allelco.com

Parts Introduction

AD9779ABSVZRL Image
AD9779ABSVZRL (1)

Manufacturer Part Number

AD9779ABSVZRL

Manufacturer

Analog Devices

Introduction

The AD9779ABSVZRL is a high-performance, dual-channel, 16-bit digital-to-analog converter (DAC) with a parallel interface. It features an oversampling interpolating architecture that provides excellent dynamic performance and low-noise operation over a wide range of output frequencies.

Product Features and Performance

16-bit resolution

Dual-channel

Parallel data interface

Internal reference

Oversampling interpolating DAC architecture

Wide supply voltage range: 3.13V to 3.47V (analog) and 1.7V to 2.05V, 3.13V to 3.47V (digital)

Low differential and integral nonlinearity: ±2.1 LSB and ±6 LSB

Wide operating temperature range: -40°C to 85°C

100-TQFP exposed pad package

Product Advantages

Excellent dynamic performance and low-noise operation

Flexible parallel interface

Wide supply voltage and temperature range support

Compact surface-mount package

Key Reasons to Choose This Product

High-performance dual-channel DAC solution

Oversampling interpolating architecture provides excellent image rejection and low noise

Wide operating voltage and temperature range for versatile applications

Small, space-saving package

Quality and Safety Features

Meets industrial-grade quality standards

Robust design for reliable operation

Compatibility

Suitable for a wide range of data acquisition, audio, and industrial control applications

Application Areas

Data acquisition systems

Audio and multimedia equipment

Industrial control and automation

Product Lifecycle

["The AD9779ABSVZRL is an active product, currently in production.","There are no direct equivalent or alternative models available from Analog Devices at this time. For the latest product information and availability, please contact our website's sales team."]

Frequently Asked Questions(FAQ)

How does the AD9779ABSVZRL compare to other 16-bit DACs in terms of INL and DNL performance, and what are the implications for high-precision analog signal generation?
The AD9779ABSVZRL exhibits an integral nonlinearity (INL) of ±6 LSB and a differential nonlinearity (DNL) of ±2.1 LSB, which places it among mid-tier precision devices when compared to high-end laboratory-grade DACs that often achieve <±0.5 LSB INL. This level of linearity is sufficient for many industrial control and instrumentation applications but may introduce noticeable distortion in ultra-high-resolution systems such as medical imaging or precision metrology. When evaluating alternatives, engineers should consider whether the trade-off between cost, power, and footprint justifies upgrading to a lower-INL variant if absolute linearity is critical.
What design considerations are necessary when interfacing the AD9779ABSVZRL with a microcontroller using parallel digital input, given its voltage domain requirements?
The AD9779ABSVZRL uses a parallel data interface and operates with dual supply rails: analog supplies ranging from 3.13V to 3.47V and digital I/O supplies supporting either 1.7V–2.05V or 3.13V–3.47V. This flexibility allows compatibility with both low-voltage logic families and higher-tolerance systems. However, care must be taken to ensure proper level shifting or direct connection only when voltage ranges overlap. Additionally, timing constraints related to setup and hold times around the parallel load strobe must be respected to avoid data corruption during conversion.
Can the AD9779ABSVZRL be used effectively in RF upconversion applications despite not being specifically marketed as an RF DAC?
While the AD9779ABSVZRL features an oversampling interpolating architecture—a common choice for wideband signal synthesis—its settling time specification is not provided in the public datasheet, making direct evaluation of transient response difficult. Given its 16-bit resolution and dual-channel capability, it could theoretically support moderate-bandwidth RF applications up to several tens of MHz. However, without explicit characterization of spurious performance, clock jitter sensitivity, or output filtering requirements, deployment in sensitive RF front ends requires extensive lab validation rather than assumption-based design.
How does the package thermal performance of the AD9779ABSVZRL’s 100-TQFP-EP affect sustained operation under continuous full-scale output conditions?
The exposed pad on the 100-TQFP-EP (14x14) package improves heat dissipation compared to standard TQFP variants, but Analog Devices does not publish junction-to-ambient thermal resistance values for this specific part. Based on typical TQFP-EP implementations, sustained operation at maximum analog supply current (not explicitly listed) combined with full-load outputs may require careful PCB layout with adequate copper pour and possibly airflow to prevent thermal throttling or reliability degradation over time.
What is the impact of using the internal reference versus an external reference on the accuracy and noise performance of the AD9779ABSVZRL?
The AD9779ABSVZRL integrates an internal bandgap reference, which simplifies board layout and reduces component count. However, internal references typically exhibit higher temperature drift and long-term stability limitations compared to precision external sources like LTZ1000 or ADR45xx series parts. For applications demanding better than 10 ppm/°C stability or tight gain tracking across temperature, replacing the internal reference with a low-noise, high-stability external device will yield measurable improvements in overall system accuracy, albeit at increased cost and space.
How do the two independent 16-bit DAC channels in the AD9779ABSVZRL interact during simultaneous update operations, and what synchronization mechanisms are supported?
The AD9779ABSVZRL contains two fully independent DAC cores within a single package, each capable of processing separate parallel data streams. Both channels share common control signals such as chip select and write strobes, but data latches for each channel operate independently upon assertion of the load pulse. Engineers can update one channel while the other holds a previous value, enabling asynchronous waveform generation. True simultaneous updating requires writing identical or coordinated data to both channels before asserting the common load signal, ensuring glitch-free transitions across both analog outputs.
In what scenarios would choosing a single-supply analog output configuration over differential outputs be preferable when using the AD9779ABSVZRL?
Although the AD9779ABSVZRL supports differential outputs by default, some systems benefit from single-ended configurations through external op-amps or passive networks. Single-supply operation simplifies biasing and reduces component count in battery-powered or low-voltage instrumentation. However, this approach trades off common-mode rejection and increases susceptibility to ground noise. Therefore, single-ended use is viable primarily in environments with clean, well-regulated supplies and minimal electromagnetic interference, where simplicity outweighs dynamic range requirements.
How does the operating temperature range of -40°C to 85°C influence the selection of decoupling capacitors and layout practices for the AD9779ABSVZRL?
The extended industrial temperature range necessitates robust power integrity strategies due to potential variations in capacitor ESR and leakage currents at extreme temperatures. Ceramic capacitors (X7R or X5R) should be selected based on stable capacitance over temperature and voltage. Additionally, placing high-frequency bypass caps as close as possible to the VDD pins minimizes inductive impedance, especially important given the DAC’s switching nature. Thermal gradients across the PCB during operation may also affect solder joint integrity, reinforcing the need for reliable land patterns and via stitching beneath the exposed pad.

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Customer Reviews

Evaluation: 10 Articles

  • Dani***alkerTech
    Jun 1, 2026

    Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

  • Yuki***aka88
    May 26, 2026

    信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。

  • Stev***aker
    May 20, 2026

    Solid diode for power rectification. Works well in switching circuits.

  • Bran***Lewis
    May 11, 2026

    Compact FPGA with good performance. Suitable for basic signal processing tasks.

  • Oliv***arris
    May 7, 2026

    Reliable I/O expander. Works well in embedded control applications.

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

  • Daic***K.
    Mar 23, 2026

    Very good. No issue after long time testing.

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

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(Different time frame / countries / package size has different price.)

Delivery Method

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Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.
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Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
This is achieved through our commitment to the continual improvement of our processes, services, and products.


Strict quality inspection builds a solid foundation for electronic component quality.
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We eliminate defective components and ensure the stable operation of electronic devices through professional quality standards.
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Packaging

Electrostatic Discharge Protection and Handling

All electrostatic-sensitive components are handled in accordance with electrostatic discharge control procedures. The products are hermetically sealed in anti-static safe packaging to prevent electrostatic damage. Appropriate labeling is also applied for identification and traceability. This ensures product integrity during storage, handling and transportation.


ESD

Certifications & Memberships

Third-party certified, strict quality control. Our certification
  • ISO 9001: 2015
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AD9779ABSVZRL Image

AD9779ABSVZRL

Analog Devices
41D-AD9779ABSVZRL

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

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