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AD9755AST

Name: AD9755AST
Rating: 4.7 (12 reviews)

IC DAC 14BIT 300MSPS 48-LQFP

メーカー
Mfr。パート #AD9755AST
パッケージ 48-LQFP
データシート
在庫中7657

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仕様

Supplier	Rochester Electronics, LLC
Package	Bag
Series	TxDAC+®
ProductStatus	Obsolete
Package/Case	48-LQFP
SupplierDevicePackage	48-LQFP (7x7)

概要

Description

The AD9755AST is a high-performance digital-to-analog converter (DAC) designed for applications requiring precise signal generation. It features a 14-bit resolution and a sampling rate of up to 250 MSPS, making it suitable for use in telecommunications, instrumentation, and high-speed data acquisition systems.
The device employs a segmented architecture to achieve high linearity and low distortion. It includes an integrated reference and operates with a single supply voltage, simplifying the design of associated circuitry. The AD9755AST provides a parallel interface for easy integration with digital signal processors (DSPs) and field-programmable gate arrays (FPGAs).
Key specifications include low output voltage noise, fast settling time, and the capability to generate a wide range of output waveforms. Its compact packaging and robust performance make it an ideal choice for modern communication systems and other applications requiring high-speed DACs.

Features

The AD9755AST is a high-performance digital-to-analog converter (DAC) designed for various applications, including communications, instrumentation, and video. Key features include:
1. Resolution: 14-bit DAC providing high precision in signal representation.
2. Sampling Rate: Up to 125 MSPS (mega samples per second) for rapid signal processing.
3. Output Voltage Range: Capable of delivering differential and single-ended outputs, with a range up to ±1.25 V.
4. Integrated Functionality: It includes an on-chip reference and a programmable gain amplifier, simplifying design.
5. Digital Inputs: Supports parallel and serial data input formats for flexibility in interfacing.
6. Low Power Consumption: Designed for efficiency, making it suitable for battery-operated devices.
7. Temperature Range: Operates in industrial temperature ranges, enhancing durability in various environments.
These features make the AD9755AST suitable for high-speed, high-resolution applications.

Package

The AD9755AST is offered in a 48-lead LFCSP (Lead Frame Chip Scale Package) package type, which provides a compact footprint suitable for high-performance applications.

Pinout

The AD9755AST is a digital-to-analog converter (DAC) with a pin count of 48. It features a 14-bit resolution and is designed for high-speed applications. The main functions of the AD9755 include:
1. Data Input: The device accepts digital input signals via a parallel interface.
2. Reference Voltage Input: For setting the output range.
3. Output: Provides an analog voltage output proportional to the digital input.
4. Clock Input: For timing the conversion process.
5. Power Supply Pins: For providing necessary power levels.
6. Control Pins: For configuring modes of operation, like power-down.
The AD9755AST is often used in communications, signal processing, and industrial applications where precision and speed are critical.

Manufacturer

The AD9755AST is manufactured by Analog Devices, Inc. (ADI), a leading global company that specializes in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965 and headquartered in Norwood, Massachusetts, Analog Devices primarily serves markets such as communications, automotive, healthcare, and industrial automation. The company is known for its innovative solutions in signal processing and conversion, enabling applications that require precise measurement and control of physical phenomena, such as temperature, pressure, and sound. Analog Devices focuses on providing high-quality products that enhance performance and efficiency in various electronic systems.

Application

The AD9755AST is a high-speed digital-to-analog converter (DAC) primarily used in communications, such as in direct digital synthesis, signal generation, and waveform generation. It is also utilized in radar and electronic warfare systems, industrial automation for process control, and instrumentation applications requiring precise signal output. Additionally, it serves in medical imaging and other areas where high-performance analog signals are needed.

Equivalent

The AD9755AST is a 14-bit, 1050 MSPS Digital-to-Analog Converter (DAC) from Analog Devices. Equivalent products include the TI DAC3484, LTC2637 from Analog Devices, and the MAX5864 from Maxim Integrated. Compatibility may vary based on specific application needs such as speed, resolution, and interface, so it's essential to verify specifications for your intended application.