The AD708BQ is a high-performance operational amplifier from Analog Devices Inc., renowned for its ultra-low offset voltage and drift, making it an ideal choice for precision amplification applications. This dual operational amplifier offers excellent dynamic response characteristics, with a gain bandwidth product of 1 MHz and a slew rate of 0.4 V/µs, ensuring that it can handle a wide range of frequencies without distortion.

Key Features

• Ultra-Low Offset Voltage: The AD708BQ boasts an impressive offset voltage of just 25 µV, which is crucial for applications requiring high accuracy and precision.
• Low Offset Voltage Drift: With a drift of only 0.6 µV/°C, this operational amplifier maintains its accuracy over a wide temperature range, making it reliable for use in varying environmental conditions.
• High Open-Loop Gain: The device features a very high open-loop gain of 1300 V/mV, which ensures excellent linearity and low distortion, even at high gains.
• Low Noise: At 0.3 µV p-p (0.1 Hz to 10 Hz), the AD708BQ has a low noise level, contributing to the overall signal integrity in sensitive applications.
• Matched High-Performance Transistors: The inclusion of matched high-performance transistors in the input stage reduces input bias and offset currents, further enhancing the precision of the operational amplifier.

Applications

The AD708BQ is well-suited for a variety of demanding applications that require high precision and stability. Some of the typical applications include:

• Precision instrumentation
• Data acquisition systems
• Analog processing
• Sample and hold circuits
• Filtering
• Medical equipment

Product Specifications

Parameter Value Number of Channels 2 Supply Voltage ±4.5 V to ±18 V Operating Temperature Range -55°C to +125°C Package Type CDIP (Ceramic Dual In-Line Package)

With its combination of precision, low noise, and high stability, the AD708BQ from Analog Devices Inc. is a reliable choice for professional-grade applications where accuracy cannot be compromised.