Analog Devices Inc.

AD7834AN  

Digital to Analog Converters

AD7834AN Description

The AD7834AN is a 14-bit digital-to-analog converter (DAC) designed by Analog Devices Inc., a leading manufacturer in the electronics industry. This DAC is part of the Data Acquisition ICs category and is housed in a 28-pin DIP package, making it suitable for through-hole mounting. The AD7834AN is known for its high performance and reliability, making it a valuable component for applications various requiring precise analog signal generation.

The AD7834AN features four D/A converters, each capable of providing a 14-bit resolution. It operates with a digital supply voltage of 5V and an analog supply voltage ranging from ±11.4V to ±15.75V. The device uses an external reference type, ensuring flexibility and accuracy in its output. The AD7834AN also boasts a settling time of 10µs (typ),ical making it suitable for applications requiring rapid response times.

AD7834AN Features

• High Resolution: With 14-bit resolution, the AD7834AN offers precise control over analog output signals.
• Multiple Converters: Equipped with four D/A converters, this DAC can handle multiple channels simultaneously, increasing its versatility.
• Fast Settling Time: A settling time of 10µs (typical) ensures quick response making, it ideal for real-time applications.
• Wide Analog Supply Range: The ±11.4V to ±15.75V supply range provides flexibility in power supply options.
• SPI Interface: The AD7834AN uses the SPI data interface, facilitating easy integration with microcontrollers and other digital systems.
• Low Integral and Differential Non-Linearity: With INL/DNL specifications of ±2 (Max) and ±0.9 (Max) LSB, the AD783AN4 ensures high accuracy and linearity in its output.
• Through-Hole Mounting: The through-hole package type ensures robust mechanical stability and ease of installation on printed circuit boards.

AD7834AN Applications

The AD7834AN is well-suited for a variety of applications that require high-precision analog signal generation. Some specific use cases include:

• Test and Measurement Equipment: Ideal for generating precise test signals in oscilloscopes, signal generators, and other test instruments.
• Industrial Control Systems: Used in programmable logic controllers (PLCs) and other industrial automation systems to control actuators and sensors.
• Medical Devices: Suitable for medical imaging and diagnostic equipment where accurate analog signal generation is critical.
• Audio Systems: Can be used in high-fidelity audio equipment for generating precise audio signals.
• Telecommunications: Useful in communication systems for generating calibration signals and other control functions.

Conclusion of AD7834AN

ADThe7834AN is a versatile and high-performance DAC that offers significant advantages over similar models due to its 14-bit resolution, multiple converters, and fast settling time. Its wide analog supply range and SPI interface make it easy to integrate into various systems. Although the AD7834AN is now obsolete, it remains a reliable choice for applications requiring precise analog signal generation. For designers and engineers looking for a robust DAC solution, the AD7834AN is a proven option that delivers excellent performance and reliability.

AD7834AN Documents

Download datasheets and manufacturer documentation for AD7834AN

PCN Assembly/Origin :

Mult Dev Assembly Trsf 7/Mar/2019      

Datasheets :

AD7834,35      

PCN Obsolescence/ EOL :

Lead(Pb)- Bearing Dev OBS 19/Jun/2017