Analog Devices Inc. AD780CR Ultra-High Precision Bandgap Voltage Reference

The AD780CR from Analog Devices Inc. is an ultra-high precision bandgap voltage reference, offering top-tier performance that is ideal for demanding applications requiring a stable and accurate reference voltage. This device is widely recognized for its low noise, high accuracy, and long-term stability, which makes it suitable for high-resolution analog-to-digital converters (ADCs), digital-to-analog converters (DACs), and other precision measurement equipment.

Key Features

• Output Voltage Options: The AD780CR is available in two output voltage options: 2.5 volts and 3.0 volts, which can be selected based on specific application requirements.
• High Accuracy: It boasts an impressive initial accuracy of ±0.1% at 25°C, ensuring precise reference voltage for critical applications.
• Low Temperature Coefficient: The device features a low temperature coefficient of 10 ppm/°C max, providing a stable output across a wide temperature range.
• Low Noise: With a low noise specification of 1 μV p-p/V, which is in the 0.1 Hz to 10 Hz range, the AD780CR ensures a clean and stable reference signal.
• Long-Term Stability: Exhibiting excellent long-term stability of 25 ppm/1,000 hours max at 125°C, the AD780CR is reliable for extended periods of use.
• Wide Supply Range: The device operates with a wide supply range from 4 V to 36 V, providing flexibility in various power supply configurations.
• Low Dropout Performance: The AD780CR can maintain accurate output with a supply voltage that is minimally above the output level, thanks to its low dropout voltage feature.

Applications

The AD780CR is suitable for a range of high-precision applications, including:

• Precision data acquisition systems
• High-resolution ADCs and DACs
• Portable instrumentation
• Medical devices
• Industrial process control systems
• Battery-powered equipment

With its robust packaging and the trusted reputation of Analog Devices Inc., the AD780CR is a reliable choice for engineers and designers looking to ensure precision and stability in their electronic systems. Its comprehensive feature set and versatility make it an essential component in any high-accuracy circuit design.