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AD9854AST

AD9854AST

Manufacturer No:

AD9854AST

Manufacturer:

Analog Devices Inc.

Description:

IC DDS QUADRATURE CMOS 80-LQFP

Datasheet:

Datasheet

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AD9854AST Specifications

  • Type
    Parameter
  • Supplier Device Package
    80-LQFP (14x14)
  • Package / Case
    80-LQFP
  • Mounting Type
    Surface Mount
  • Operating Temperature
    -40°C ~ 85°C
  • Voltage - Supply
    3.14V ~ 3.47V
  • Tuning Word Width (Bits)
    48 b
  • Master fclk
    300 MHz
  • Resolution (Bits)
    12 b
  • Packaging
    Bag
  • Product Status
    Obsolete
  • Series
    -
The AD9854AST is a highly integrated direct digital synthesizer (DDS) chip developed by Analog Devices. It offers several advantages and can be applied in various scenarios. Here are some of its key advantages and application scenarios:Advantages of AD9854AST: 1. Frequency Range: The AD9854AST operates in a wide frequency range from 0 Hz to 180 MHz, making it suitable for a wide range of applications.2. High Resolution: It provides excellent frequency resolution due to its 48-bit frequency tuning word, allowing for precise frequency synthesis.3. Low Phase Noise: The chip features low phase noise, ensuring a clean and stable output signal.4. Integrated Features: The AD9854AST incorporates several useful features, including a 10-bit digital-to-analog converter (DAC), amplitude modulation capabilities, and a phase accumulator. This integration allows for simplified circuitry design and reduced component count.5. Digital Interface: It supports various communication interfaces, such as serial peripheral interface (SPI) and parallel interface, enabling easy interfacing with microcontrollers and digital signal processors (DSPs).Application Scenarios of AD9854AST: 1. Wireless Communication Systems: The AD9854AST can be used in wireless communication systems, such as base stations, to generate stable and accurate carrier frequencies for modulation and demodulation purposes.2. Test and Measurement Equipment: Due to its high frequency resolution and low phase noise characteristics, the AD9854AST is suitable for use in various test and measurement equipment, including spectrum analyzers, signal generators, and frequency synthesizers.3. Frequency Synthesis: It can be utilized for frequency synthesis applications, such as local oscillators, frequency hopping systems, and frequency agile systems.4. Function/Arbitrary Waveform Generation: By controlling the DDS parameters, the AD9854AST can generate customizable function or arbitrary waveforms, making it useful in applications like signal generators, waveform generators, and waveform synthesis.5. Radar and Sonar Systems: The chip's wide frequency range and low phase noise are advantageous for radar and sonar systems, where accurate and stable frequency synthesis is essential.6. Software-Defined Radio (SDR): The AD9854AST can be integrated into SDR architectures to provide flexible and programmable frequency generation capabilities for various radio waveforms.Overall, the AD9854AST DDS chip offers high performance, versatility, and integration, making it suitable for a wide range of electronic applications requiring frequency synthesis and generation.
AD9854AST Relevant information