MAX261AENG

Series:	--
Packaging:	Tube
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Filter Type:	Universal Switched Capacitor
Frequency - Cutoff or Center:	57kHz
Number of Filters:	2
Filter Order:	2nd
Voltage - Supply:	±5V
Mounting Type:	Through Hole
Package / Case:	24-DIP (0.300", 7.62mm)
Supplier Device Package:	24-PDIP
Base Part Number:	MAX261

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The MAX261AENG is an analog filter that makes use of active elements in order to achieve filtering. It is designed for applications that require both flat passband and low-pass functionalities, such as noise and ripple suppression, in order to improve the quality of signals. This filter is often used in many fields, from consumer electronics to medical imaging, as it can be easily integrated into a wide variety of systems due to its extremely low power consumption, high precision, and fast response time.The MAX261AENG consists of a low-pass filter, a high-pass filter, and a switched-capacitor filter. The low-pass filter consists of a series of capacitors and resistors arranged in a topology known as a cascade arrangement. This filter arrangement ensures that the wide range of frequencies that it can filter out is determined by the number of filter stages in the filter chain. As the signal passes through each stage of the filter, the frequency of the signal will be reduced by the filter\'s passband frequency until it reaches a low enough value that it can be attenuated by the filter\'s cutoff frequency.The high-pass filter is also a cascade filter which consists of two sections, an input section and an output section. The input section is used to amplify low-frequency signals, whilst the output section is used to attenuate high-frequency signals. The two sections are connected together via a unity-gain buffer, which allows the high-pass filter to reduce the frequency response by attenuating high frequencies while maintaining a flat passband.The last section of the MAX261AENG is the switched-capacitor filter. It is composed of several capacitors and resistors, arranged in a triple-cascade topology. The filter allows for the smoothing of spikes and noise while still retaining the signal\'s frequency characteristics.In terms of operation, the MAX261AENG is typically used to filter out unwanted frequency components from a signal, or to remove noise or spikes from a signal. This filter is also capable of eliminating high-frequency signals from the signal spectrum, which makes it useful for applications where a clean signal is required, such as medical imaging. Additionally, its low power consumption makes it an ideal choice for battery powered applications. The MAX261AENG is also well suited for a wide variety of other applications, such as communications, video, and audio.In conclusion, the MAX261AENG is an active filter that makes use of active elements in order to achieve filtering. Its low power consumption, high precision, and fast response time make it suitable for a wide variety of applications, ranging from consumer electronics to medical imaging. Furthermore, its ability to filter out unwanted frequency components and remove noise or spikes makes it an excellent choice for applications where a clean signal is required.

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