AD9709ASTZ

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AD9709ASTZ

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IC DAC 8BIT A-OUT 48LQFP

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仕様

属性
Series TxDAC+®
Part Status Active
Digi Key Programmable Not Verified
Number of Bits 8
Number of D / A Converters 2
Settling Time 35ns (Typ)
Output Type Current - Unbuffered
Differential Output Yes
Data Interface Parallel
Reference Type External, Internal
Voltage - Supply, Analog 3V ~ 5.5V
Voltage - Supply, Digital 2.7V ~ 5.5V
INL / DNL (LSB) ±0.1, ±0.1
Architecture Current Source
Operating Temperature -40°C ~ 85°C
Package / Case 48-LQFP
Supplier Device Package 48-LQFP (7x7)
Mounting Type Surface Mount
Base Product Number AD9709

概要

Description

The AD9709ASTZ is a high-speed, 14-bit digital-to-analog converter (DAC) designed by Analog Devices, primarily for applications in communications, instrumentation, and audio systems. It features a sampling rate of up to 125 MSPS, enabling it to convert digital signals into analog waveforms with high fidelity.
Key attributes include a differential current output with a built-in voltage reference, ensuring high linearity and low distortion. The DAC is designed to operate within a supply voltage range of 3.3V to 5V, making it versatile for various system designs.
The AD9709ASTZ also supports several digital input formats and includes integrated features such as an optional low-jitter clock input to enhance performance. It is encased in a compact LFCSP package, facilitating easy integration into space-constrained designs. Its applications span across RF transmitters, baseband processing, and other signal generation tasks, making it a popular choice for engineers seeking reliable and high-performance DAC solutions.

Equivalent

The AD9709ASTZ is a 16-bit, 1 GSPS digital-to-analog converter (DAC). Equivalent products include the TI DAC38J84, Maxim MAX5864, and the Analog Devices AD9144. When considering replacements, ensure compatibility in terms of resolution, speed, and application requirements. Always check the datasheets for detailed specifications and performance characteristics.

Features

The AD9709ASTZ is a high-performance digital-to-analog converter (DAC) from Analog Devices. Key features include:
1. Resolution: 14-bit resolution for accurate signal representation.
2. Sampling Rate: Supports a maximum update rate of up to 1 GSPS (giga-samples per second).
3. Output Range: Provides a differential output with a full-scale output range of 0 to 2 V or 0 to 1 V, adjustable via a reference voltage.
4. Low Distortion: Offers low total harmonic distortion (THD) of -85 dBc, ensuring high fidelity in signal reproduction.
5. Integrated Functions: Includes an integrated laser trim for improved performance and consistency.
6. Digital Interface: Compatible with a 1.8V CMOS digital interface for easy integration in various applications.
7. Power Consumption: Designed for low power consumption, enhancing efficiency in portable and battery-powered devices.
8. Applications: Suitable for communications, instrumentation, and high-speed data acquisition systems.
These features make the AD9709ASTZ ideal for demanding applications requiring high-speed and high-accuracy signal generation.

Pinout

The AD9709ASTZ is a 14-bit digital-to-analog converter (DAC) with a pin count of 48. It integrates a high-speed DAC core and a flexible interface suitable for various applications, including communications and instrumentation.
Key functions of the AD9709 include:
- 14-bit resolution for high precision.
- Output update rates up to 1 GSPS (giga-samples per second).
- Dual power supply operation (+5V for digital, +1.8V for analog).
- Serial and parallel interface options for flexibility in system integration.
- Integrated voltage reference for improved accuracy and stability.
The device features output options such as current and voltage modes, and it supports various data formats, making it versatile for different applications.

Manufacturer

The AD9709ASTZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company headquartered in Norwood, Massachusetts, USA. It specializes in designing and manufacturing a broad range of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Their products are widely used in various applications, including communications, instrumentation, automotive, industrial automation, and consumer electronics. Established in 1965, Analog Devices is known for its innovation in data conversion, signal processing, and various high-performance electronic components. The company focuses on providing solutions that enhance the performance of electronic systems while addressing the growing demand for connectivity and data analytics in an increasingly digital world.

Application

The AD9709ASTZ is a high-speed, 14-bit digital-to-analog converter (DAC) that is commonly used in various applications, including:
1. Signal Generation: For waveform generation in communication systems.
2. Modulation: In software-defined radios (SDRs) and wireless communication.
3. Instrumentation: In test and measurement equipment.
4. Video Processing: For high-resolution video signal conversion.
5. Industrial Automation: In process control systems requiring precise analog output.
6. Audio Applications: In high-fidelity audio systems.
7. Telecommunications: In baseband and intermediate frequency (IF) signal processing.
Its high speed and resolution make it suitable for demanding applications requiring accurate signal reproduction.

Package

The AD9709ASTZ is packaged in a 16-lead LFCSP (Lead Frame Chip Scale Package) with dimensions of 4 mm x 4 mm. This compact package type is designed for high-performance applications, allowing for efficient thermal management and reduced parasitic inductance.

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