MAX264BCPI

Series:	--
Packaging:	Tube
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
Moisture Sensitivity Level (MSL):	--
Filter Type:	Universal Switched Capacitor
Frequency - Cutoff or Center:	140kHz
Number of Filters:	2
Filter Order:	2nd
Voltage - Supply:	±5V
Mounting Type:	Through Hole
Package / Case:	28-DIP (0.600", 15.24mm)
Supplier Device Package:	28-PDIP
Base Part Number:	MAX264

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Introduction

The MAX264BCPI is a low-cost, high-performance active-filtering interface for digital systems. This chip is a high-speed, low-noise digital interface filter. It supports both single-ended and differential signalling, and is configured for full-duplex operation.

Application Field

The MAX264BCPI is widely used in a range of digital applications, from audio and video devices, to industrial automation and control systems. The chip is designed to improve the signal-to-noise ratios of digital systems when used in noisy environments. It can be used with any hardware interface, such as SPI, I2C, UART, and others.

Features

The MAX264BCPI has a wide array of features that make it an ideal choice for many applications:

• Wide input range: –5.5 V to 5.5 V.
• Low-noise performance: –40 dB attenuation of noise at 10 Hz, 72 dB at 10 kHz.
• High-speed operation: Maximum speed is 200 MHz.
• Low-power consumption: 0.25 µA/MHz.
• Easy to use: Plug-and-play design with minimal external components.
• Robust design: Reliable operation in harsh environments.

Working Principle

The MAX264BCPI is a active filter, meaning that it amplifies the input signal to cancel out any noise that is present. The chip utilizes advanced digital filtering techniques, including adaptive notch filtering, noise cancellation and adaptive equalization, to provide superior noise-cancelling performance.The chip\'s active filtering is achieved by using a combination of PWM modulation and a variable gain amplifier. The PWM modulates the noise signal before it reaches the amplifier, allowing it to be attenuated before it is amplified. The amplifier then boosts the signal to the appropriate level, and the noise is cancelled out. The chip also incorporates adaptive equalization and notch filtering, which allows the filter to respond to changing noise patterns in real-time.

Conclusion

The MAX264BCPI is a versatile active-filtering interface for digital systems. It features a wide input range, low-noise performance, high-speed operation and low-power consumption. Its advanced digital filtering techniques provide superior noise-cancelling performance, and it is easy to configure and use. The chip is ideal for a range of applications, from audio and video devices to industrial automation and control systems.

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