Analog Devices Inc. Tariff Inquiry

AD8804AR

AD8804AR Description

The AD8804AR from Analog Devices Inc. is an 8-bit, 12-channel digital-to-analog converter (DAC) designed for precision voltage output applications. Housed in a 20-SOIC package, this TrimDAC® series device operates with dual 2.7V to 5.5V analog and digital supplies, ensuring compatibility with a wide range of systems. It features a SPI interface for seamless communication with microcontrollers and DSPs, offering a settling time of 600ns (Typ) for rapid response in dynamic applications. With ±0.5 LSB INL and ±0.25 LSB DNL, the AD8804AR delivers high linearity and accuracy, making it suitable for calibration and trimming tasks.

AD8804AR Features

• 12-channel, 8-bit resolution for multi-channel voltage output control.
• Low-power operation with 2.7V to 5.5V dual supply range.
• SPI-compatible serial interface for easy integration.
• Fast settling time (600ns Typ) ensures quick system response.
• High precision with ±0.5 LSB INL and ±0.25 LSB DNL.
• External reference support for flexible voltage scaling.
• Surface-mount 20-SOIC package for compact PCB designs.
• Obsolete status but remains reliable for legacy systems.

AD8804AR Applications

The AD8804AR excels in applications requiring multi-channel voltage calibration, such as:

• Industrial automation: Trimming sensor offsets and actuator controls.
• Test and measurement equipment: Precision voltage reference adjustment.
• Medical devices: Analog signal conditioning in diagnostic systems.
• Consumer electronics: Display brightness and audio level control.
• Legacy system maintenance: Replacing older DACs with higher performance.

Conclusion of AD8804AR

The AD8804AR is a versatile 8-bit, 12-channel DAC offering high precision, fast settling, and low-power operation. While marked as obsolete, its robust performance in multi-channel voltage control makes it a preferred choice for calibration, trimming, and signal conditioning in industrial, medical, and consumer applications. Engineers seeking a reliable SPI-controlled DAC with external reference flexibility will find the AD8804AR a compelling solution for legacy and precision systems.