AD8661ACPZ-REEL

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AD8661ACPZ-REEL is a part of Analog Devices Inc\'’s Superior Performance, Low Power CMOS Instrumentation Amplifier family. This chip can be used for a wide range of applications in industrial and medical instrumentation, detection and control, or as a general-purpose low-noise amplifier. It has excellent noise performance,fast settling, and a wide input voltage range, making it an ideal choice for a variety of applications. This article will discuss the application field, and the working principle of the AD8661ACPZ-REEL.

Application Field

The AD8661ACPZ-REEL is an ideal solution for a variety of instrumentation applications. It features a wide input voltage range, low supply current, and a wide common mode voltage range. It is suitable for industrial, medical, or military applications. It can be used for signal conditioning, data acquisition, and control, as well as providing amplification for high-impedance signals. The AD8661ACPZ-REEL also features wide gain trim range and a wide range of input impedances and high output drive capability. This makes it ideal for precision instrumentation applications.

Working Principle

The AD8661ACPZ-REEL is an integrated circuit (IC) comprising two high performance, low power CMOS amplifiers, each of which is further comprised of two input stages followed by an output buffer. The two input stages provide a low voltage offset, low noise current, and low input bias current. The output buffer provides a wide output voltage range and high output drive capability.

The two input stages use matched source and gate pairs that provide a low voltage offset of up to two millivolts and a low noise current of up to five femto amperes. The current feedback network used in these stages provides low input bias current and high common-mode rejection ratio. The output buffer boasts a wide output voltage range of between mV and 4V and a high output drive capability of up to 12mA.

The AD8661ACPZ-REEL also features an open loop unity-gain bandwidth of 5 MHz and can operate from a single 5V supply. This IC also features an adjustable offset voltage, adjustable gain setting, and output short circuit protection. The unique combination of design parameters make the AD8661ACPZ-REEL an ideal choice for precision instrumentation applications.

In conclusion, the AD8661ACPZ-REEL is an ideal linear amplifier for a wide range of instrumentation applications. It features excellent noise performance, a wide input voltage range, adjustable gain setting, and high output drive capability. This makes it an ideal solution for a variety of instrumentation applications.

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