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The AD9765ASTZ is a high-performance 12-bit digital-to-analog converter capable of producing dual channels at a maximum sample rate of 125 MSPS


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Overview of AD9765ASTZ

The AD9765ASTZ is a high-performance, 16-bit digital-to-analog converter (DAC) designed for precision signal generation and analog output applications. It offers a fast sampling rate and excellent dynamic performance, making it ideal for demanding analog signal processing tasks.


(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • VREFP: Positive Reference Voltage
  • VREFN: Negative Reference Voltage

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the AD9765ASTZ DAC for a visual representation.

Key Features

  • High Resolution: The AD9765ASTZ offers 16-bit resolution for accurate and detailed analog outputs.
  • Fast Sampling Rate: With a high-speed sampling rate, this DAC is suitable for applications requiring rapid signal generation.
  • Low Noise and Distortion: The DAC provides excellent dynamic performance with low noise and distortion levels.
  • Flexible Reference Voltage: Supports both positive and negative reference voltages for versatile signal output configurations.
  • Wide Operating Voltage Range: Operates from a wide supply voltage range, accommodating various system requirements.

Note: For detailed technical specifications, please refer to the AD9765ASTZ datasheet.


  • Test and Measurement Equipment: Ideal for generating precise analog signals in test and measurement applications.
  • Audio Processing: Suitable for high-fidelity audio processing where accuracy and dynamic range are critical.
  • Instrumentation Systems: Used in instrumentation systems requiring high-resolution analog outputs.


The AD9765ASTZ is a high-performance DAC that converts digital input data into analog output signals with high precision and speed. It is designed to meet the demanding requirements of modern analog signal processing systems.

Usage Guide

  • Power Supply: Connect DVDD and DGND to the digital power supply and ground, respectively.
  • Data Input: Input digital data (D[15:0]) to the DAC for conversion to analog output.
  • Reference Voltages: Provide the required reference voltages (VREFP and VREFN) for accurate signal generation.

Frequently Asked Questions

Q: Is the AD9765ASTZ compatible with 3.3V digital systems?
A: Yes, the AD9765ASTZ is compatible with both 3.3V and 5V digital systems for flexible integration.


For similar functionalities, consider these alternatives to the AD9765ASTZ:

  • AD9764: A lower resolution version of the AD9765ASTZ offering similar performance characteristics.
  • AD9766: This DAC provides higher resolution and faster sampling rates compared to the AD9765ASTZ for advanced applications.


The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category Digital to Analog Converters - DAC RoHS Details
Series AD9765 Resolution 12 bit
Sampling Rate 125 MS/s Number of Channels 2 Channel
Settling Time 35 ns Output Type Current
Interface Type Parallel Analog Supply Voltage 5 V
Digital Supply Voltage 5 V Minimum Operating Temperature - 40 C
Maximum Operating Temperature + 85 C Mounting Style SMD/SMT
Package / Case LQFP-48 Brand Analog Devices
Development Kit AD9765-EBZ DNL - Differential Nonlinearity +/- 0.3 LSB
INL - Integral Nonlinearity +/- 0.4 LSB Moisture Sensitive Yes
Number of Converters 2 Converter Pd - Power Dissipation 450 mW
Product Type DACs - Digital to Analog Converters Reference Type External, Internal
Factory Pack Quantity 250 Subcategory Data Converter ICs
Supply Voltage - Max 5.5 V Supply Voltage - Min 3 V
Unit Weight 0.006409 oz

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