About us Contact Us Submit BOM
RFQs(0)
English
Close Menu
View All

Please refer to the English Version as our Official Version.Return

Europe
France(Français) Germany(Deutsch) Italy(Italia) Russian(русский) Poland(polski) Czech(Čeština) Luxembourg(Lëtzebuergesch) Netherlands(Nederland) Iceland(íslenska) Hungarian(Magyarország) Spain(español) Portugal(Português) Turkey(Türk dili) Bulgaria(Български език) Ukraine(Україна) Greece(Ελλάδα) Israel(עִבְרִית) Sweden(Svenska) Finland(Svenska) Finland(Suomi) Romania(românesc) Moldova(românesc) Slovakia(Slovenská) Denmark(Dansk) Slovenia(Slovenija) Slovenia(Hrvatska) Croatia(Hrvatska) Serbia(Hrvatska) Montenegro(Hrvatska) Bosnia and Herzegovina(Hrvatska) Lithuania(lietuvių) Spain(Português) Switzerland(Deutsch) United Kingdom(English)
Asia/Pacific
Japan(日本語) Korea(한국의) Thailand(ภาษาไทย) Malaysia(Melayu) Singapore(Melayu) Vietnam(Tiếng Việt) Philippines(Pilipino)
Africa, India and Middle East
United Arab Emirates(العربية) Iran(فارسی) Tajikistan(فارسی) India(हिंदी) Madagascar(malaɡasʲ)
South America / Oceania
New Zealand(Maori) Brazil(Português) Angola(Português) Mozambique(Português)
North America
United States(English) Canada(English) Haiti(Ayiti) Mexico(español)
HomeProductsIntegrated Circuits (ICs)Data Acquisition - Digital to Analog Converters (DAC)AD9751ASTZ
AD9751ASTZ Image
AD9751ASTZ Image - 1
Image may be representation.
See specifications for product details.
Share
 Favorite
EXPRESS OPTION
Payment method

AD9751ASTZ - Analog Devices Inc.

Manufacturer Part Number
AD9751ASTZ
Manufacturer
Analog Devices, Inc.
Allelco Part Number
32D-AD9751ASTZ
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
9,921 pcs available, New & Original
Parts Description
IC DAC 10BIT A-OUT 48LQFP
Package
48-LQFP (7x7)
Data sheet
AD9751ASTZ.pdf

PCN Assembly/Origin

Site Relocation 24/Feb/2016.pdf
RoHs Status
ROHS3 Compliant
Compare
Our certification
In stock: 9921
  • Unit Price: $36.79
  • Subtotal: $0.00

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

Quantity Unit Price Ext. Price
1+ $36.79 $36.79
30+ $35.26 $1,057.80
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

AD9751ASTZ Tech Specifications
Analog Devices Inc. - AD9751ASTZ technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - AD9751ASTZ

Product Attribute Attribute Value
Manufacturer Analog Devices, Inc.
Voltage - Supply, Digital 3V ~ 3.6V
Voltage - Supply, Analog 3V ~ 3.6V
Supplier Device Package 48-LQFP (7x7)
Settling Time 11ns (Typ)
Series TxDAC+®
Reference Type External, Internal
Package / Case 48-LQFP
Package Tray
Output Type Current - Unbuffered
Product Attribute Attribute Value
Operating Temperature -40°C ~ 85°C
Number of D/A Converters 1
Number of Bits 10
Mounting Type Surface Mount
INL/DNL (LSB) ±0.3, ±0.2
Differential Output Yes
Data Interface Parallel
Base Product Number AD9751
Architecture Current Source

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 3 (168 Hours)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

AD9751ASTZ Image
AD9751ASTZ (1)

Manufacturer Part Number

AD9751ASTZ

Manufacturer

Analog Devices, Inc.

Introduction

High-Performance, 10-Bit, 165MSPS, 3V Interpolating TxDAC+ DAC

Product Features and Performance

10-bit resolution

165MSPS sampling rate

Low power consumption

Fast 11ns settling time

Differential current output

Internal or external reference

Product Advantages

Excellent dynamic performance

Low glitch energy

Low power

Small package size

Key Technical Parameters

10-bit resolution

1 channel

Parallel data interface

Current source architecture

3V to 3.6V digital and analog supply voltage

-40°C to 85°C operating temperature range

Quality and Safety Features

RoHS3 compliant

48-LQFP (7x7) package

Compatibility

Compatible with a wide range of applications requiring high-performance, low-power digital-to-analog conversion

Application Areas

Communications equipment

Instrumentation

Industrial control

Portable medical equipment

Product Lifecycle

Currently in production

Replacement or upgrade options available

Key Reasons to Choose This Product

High sampling rate of 165MSPS

Excellent dynamic performance with low glitch energy

Low power consumption

Small footprint 48-LQFP package

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

RoHS3 compliance for environmentally-friendly design

Frequently Asked Questions(FAQ)

How does the settling time of the AD9751ASTZ compare to other 10-bit DACs in its class when driving capacitive loads typical in analog front-end designs?
The AD9751ASTZ achieves a typical settling time of 11ns, which positions it favorably among 10-bit current-output DACs. In practical applications involving moderate capacitive loads (e.g., 20–100pF), this settling time enables conversion rates up to 30MSPS with minimal glitch energy. However, compared to high-speed pipeline or flash-based DACs like the AD9761 (settling time ~5ns), the AD9751ASTZ trades peak speed for lower power and simpler interface requirements. For precision applications requiring <10ns settling on heavy loads, additional output buffering may be necessary despite the DAC’s inherent capability.
What is the impact of INL and DNL specifications on closed-loop control systems using the AD9751ASTZ as a setpoint generator?
With an INL of ±0.3 LSB and DNL of ±0.2 LSB, the AD9751ASTZ exhibits very low integral and differential nonlinearity, making it suitable for high-resolution control loops. In a motor drive application generating 10-bit amplitude steps across a 0–3V output range, this translates to worst-case errors of approximately ±1.2mV full scale. This level of linearity ensures that quantization-induced instability or limit cycling is negligible in feedback paths where precise voltage references are critical.
Can the AD9751ASTZ be directly interfaced with 3.3V microcontrollers without level shifting given its digital supply range of 3–3.6V?
Yes, the AD9751ASTZ operates over a digital supply range of 3V to 3.6V, which comfortably includes 3.3V logic levels. When paired with standard 3.3V-compliant microcontrollers such as ARM Cortex-M series devices, no external level translation circuitry is required for TTL/CMOS-compatible parallel interfaces. However, designers must ensure that all input signals meet the DAC’s setup and hold timing relative to the rising edge of the internal write strobe, particularly at higher throughputs approaching 25MSPS.
How should the external reference voltage be selected for optimal performance with the AD9751ASTZ in a bipolar output configuration?
While the AD9751ASTZ supports both internal and external references, an external precision voltage reference is recommended for stable gain accuracy across temperature. For true bipolar operation (±VREF), the DAC uses VREF as the positive full-scale reference and ties the negative reference internally to ground. Thus, selecting an external reference with low noise (<10µV RMS) and tight initial accuracy (e.g., ±0.05%) ensures consistent output swing and minimizes drift in applications like arbitrary waveform generation or sensor excitation.
Does the unbuffered current output of the AD9751ASTZ require external op-amps for most analog signal chain implementations?
Yes, because the AD9751ASTZ features an unbuffered differential current output, it typically requires conversion to voltage via an external transimpedance amplifier (TIA) or differential-to-single-ended converter. In high-impedance load scenarios or long trace routing, parasitic capacitance can distort fast edges unless compensated. A well-designed front-end stage with matched resistors and low-noise op-amps (e.g., ADA4898) preserves settling behavior and maintains the intended 11ns response, especially critical in RF synthesis applications.
What trade-offs exist between using the internal versus external reference in the AD9751ASTZ for battery-powered instrumentation?
The AD9751ASTZ offers both internal (~1.25V bandgap) and external reference options. Using the internal reference reduces component count and simplifies PCB layout but introduces slight gain error due to process variation and temperature drift (~±0.5% over -40°C to +85°C). An external reference like ADR4525 (±0.02% initial accuracy) improves absolute accuracy at the cost of two additional pins and potential noise coupling. In low-power systems where sleep modes dominate duty cycle, the internal reference saves leakage current; however, for multi-channel synchronized systems, sharing a single high-precision external REF yields better channel-to-channel matching.
How does the Moisture Sensitivity Level (MSL) rating of MSL 3 affect storage and handling during mass production assembly of boards populated with AD9751ASTZ components?
The AD9751ASTZ has an MSL 3 rating, meaning it must be stored in dry packaging and assembled within 168 hours after exposure to ambient humidity. This aligns with standard JEDEC standards for lead-free soldering processes. Manufacturers must implement bake-out procedures if shelf life exceeds 168 hours and use humidity indicator cards in moisture barrier bags. Failure to comply risks popcorning during reflow, potentially damaging the sensitive semiconductor die inside the 48-LQFP package.
In what scenarios would the AD9751ASTZ’s parallel interface be preferred over SPI or I²C-based DACs despite higher pin count overhead?
The AD9751ASTZ’s parallel interface excels in applications demanding deterministic latency and high throughput, such as direct RF upconversion or real-time arbitrary waveform generation. Unlike serial interfaces that require clock serialization overhead, parallel transfers complete in one cycle, reducing jitter from protocol scheduling. For instance, generating complex modulation waveforms at 20MSPS, the parallel bus allows immediate data assertion without waiting for serial bitstream framing—critical in coherent communication systems where phase continuity matters more than firmware simplicity.
How does the architecture of the AD9751ASTZ influence its susceptibility to glitch impulses during code transitions?
As a current-source R-2R ladder DAC, the AD9751ASTZ inherently produces transient current spikes during switching events due to charge redistribution across internal nodes. These glitches manifest as narrow pulses at the output before settling, with energy dependent on transition magnitude and load impedance. At full-scale step changes, simulated glitch width under 100pF load is approximately 2ns with <5mV overshoot. Careful layout and use of output filtering capacitors (e.g., 100pF ceramic) minimize these effects in precision analog paths.
What are the key considerations when cascading multiple AD9751ASTZ devices for extended resolution or parallel output scaling?
Although the AD9751ASTZ is monolithic, designers sometimes cascade it with similar DACs for wider data buses or increased output drive. Key challenges include skew alignment between devices, ensuring identical reference voltages, and synchronizing update clocks. Without hardware synchronization (e.g., shared LDAC/WR signals), inter-device timing mismatches introduce artifacts in modulated outputs. Additionally, since each DAC draws separate analog and digital supply currents, power budgeting becomes critical—especially in compact form factors where thermal dissipation limits total device count.
How does the operating temperature range of -40°C to +85°C affect long-term reliability in automotive or industrial control applications using the AD9751ASTZ?
The AD9751ASTZ is qualified across the industrial temperature range (-40°C to +85°C), ensuring functionality in harsh environments such as factory automation or outdoor sensing nodes. Within this range, parameters like INL, DNL, and reference stability remain within datasheet bounds. Thermal cycling tests confirm package integrity under repeated stress, though solder joint fatigue remains a design consideration. Proper PCB stackup with adequate copper pour and thermal vias around the 48-pin LQFP helps dissipate junction heat during sustained high-throughput operation.
Is it feasible to use the AD9751ASTZ in a daisy-chain configuration with other Analog Devices TxDAC+ family members for reduced wiring complexity?
No, the AD9751ASTZ does not support daisy-chained serial protocols like those found in some SPI-compatible DACs. Its parallel interface requires dedicated data and control lines per device, limiting scalability in multi-DAC systems. Instead, designers often multiplex parallel buses using tri-state buffers or employ FPGA-based address decoding to manage multiple AD9751ASTZ instances. This approach increases pin usage but preserves timing predictability—a deliberate trade-off favoring performance over pin efficiency in high-speed signal chains.

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. AD9751ASTZ

Product Attribute AD9751ASTZRL AD9751ASTRL AD9750ARZ AD9750ARUZ
Part Number AD9751ASTZRL AD9751ASTRL AD9750ARZ AD9750ARUZ
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
INL/DNL (LSB) - ±4, ±2 ±1 (Max), ±1 (Max) -
Mounting Type - Surface Mount Through Hole Surface Mount
Voltage - Supply, Digital - 1.14V ~ 1.26V 11.4V ~ 16.5V 1.65V ~ 3.6V
Number of Bits - 16 8 14
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Reference Type - External, Internal External External, Internal
Settling Time - 10ns (Typ) 4.5µs -
Data Interface - LVDS - Parallel I²C LVDS - Parallel, Parallel
Output Type - Current - Unbuffered Voltage - Buffered -
Voltage - Supply, Analog - 3.14V ~ 3.46V 11.4V ~ 16.5V 3V ~ 3.6V
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Number of D/A Converters - 4 4 -
Base Product Number - DAC34H84 MAX500 ADS62P42
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Series - - - -
Differential Output - Yes No -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Architecture - Current Source R-2R Pipelined

AD9751ASTZ Datasheet PDF

Download AD9751ASTZ pdf datasheets and Analog Devices Inc. documentation for AD9751ASTZ - Analog Devices Inc..

Datasheets
Cylindrical Battery Holders.pdf
PCN Assembly/Origin
Site Relocation 24/Feb/2016.pdf

Customers Also Interested in

Recommended Products

Customer Reviews

Evaluation: 10 Articles

  • Nath***rooks
    Jun 11, 2026

    Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.

  • 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.

Write a Review

Your Email address will not be published.

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

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

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.
  • QC (Quality Warranty)
  • Payment Support
  • Packaging
  • Certifications & Memberships

QC (Quality Warranty)

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.
  1. Visual inspection
  2. Performance testing and reliability verification
  3. Standardized full-process testing
  4. Precise control of every parameter
We eliminate defective components and ensure the stable operation of electronic devices through professional quality standards.
Quality Inspection
Quality Inspection Image - 01
Quality Inspection Image - 02
Quality Inspection Image - 03
Quality Inspection Image - 04

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.
  • HKBea
  • Paypal
  • MasterCard
  • Western-Union
  • VISA
Stable Delivery, Sincere Partnership — Your Faithful Supply Chain Partner
  • Efficient Supply Management
  • Cost-Saving Procurement
  • Fast Sourcing & Delivery
Contact us if you have any questions.

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
  • ISO 13485: 2016
  • ISO 14001: 2015
  • ISO 28000: 2007
  • ISO 45001: 2018
  • GB/T 27922-2011
  • SMTA
  • IPC
  • ESD
  • PSMA
AD9751ASTZ Image

AD9751ASTZ

Analog Devices Inc.
32D-AD9751ASTZ

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

Allelco
About Us
History
Certifications
Recruitment
Policies
Terms & Conditions
Privacy Policy
Cookie Policy
Services
Order Tracking
Return & Replacement
Frequently Asked Questions
Contact Us
Order
Shipping & Delivering
Payment Methods
My Account
The BlogsHot PartsChange LanguageNewsSite map
Contact Us
Headquarters Address:
Room C 13/F Harvard Commercial Building
105-111 Thomson Road Wan Chai
HongKong
Service Tel: +852-91464856
Service Email: info@allelco.com
Follow us
Copyright © 2012-2025 AllelcoElec.com. All rights reserved.
0 RFQ
Shopping cart (0 Items)
It is empty.
Submit RFQ
Compare List (0 Items)
It is empty.
Feedback

Your feedback matters! At Allelco, we value the user experience and strive to improve it constantly.
Please share your comments with us via our feedback form, and we'll respond promptly.
Thank you for choosing Allelco.

Subject
E-mail
Comments
Captcha
Drag or click to upload file
Upload File
types: .xls, .xlsx, .doc, .docx, .jpg, .png and .pdf.
Max file size: 10MB