MC88915TEI160

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The MC88915TEI160 is a Chip Multi Processor (CMP) communication interface developed by Intersil Corporation, a leading manufacturer of integrated circuits, especially those used in industrial and communication systems. It is used to help control and manage data transfer between various systems. This type of modem is used to provide high quality transmission, ensuring reliable messaging and communication in today\'s complex network.

The MC88915TEI160 is an application and system specific Clock Generator, Phase-Locked Loop (PLL), and Frequency Synthesizer. It is a high performance, 8-channel, fully integrated, low power consumption (LPC) clock generator / synthesizer. It is available in both 14-pin and 28-pin TQFP packages.

The MC88915TEI160 has a great number of applications, from high speed clocks and data synchronization, to audio and video systems or radio communications. It is a suitable chip for ease of use audio, telecom, broadcast and military applications. It\'s high performance design minimizes required space on a PCB, making it well-suited for tight production schedules, as it requires minimal board real estate.

The MC88915TEI160 offers features such as 2 different supply voltage levels, 5 different frequency ratios and 4different output formats. It has 4I/Os to select the type of clock format and 5I/Os to select the type of input clock frequency. It also gives users power saving mode and power down function.

The main advantage of the MC88915TEI160 is that it generates its output clock signals with very low jitter. This ensures high level of integration and very low phase noise for communications and analog applications. The chip has several in-built features to reduce EMI (electromagnetic interference) and also reduce clock pollution. This gives users the opportunity to use a single chip solution for multiple applications.

The working principle of the MC88915TEI160 is based on PLL synthesis of a reference frequency clock and a reference oscillator to generate the desired clock outputs. The chip contains phase detectors, a voltage-controlled oscillator (VCO), a reference oscillator, a divider, and a power-down input to control the power consumption of the chip. The VCO has a free-run frequency range of 78MHz to 162MHz, and a center frequency of 120MHz. The reference oscillator frequency range is programmable from 3.2MHz to 32MHz.

To generate the output clocks accurately, the chip applies both phase-locked and frequency-locked loops. The first loop is the phase-locked loop (PLL). It takes the reference frequency clock and feeds it to the phase detector, which generates an error signal when there is a difference between the reference clock frequency and the VCO frequency. The error signal is proportional to the phase difference and is used to control the VCO to keep it in phase with the reference clock. The second loop is the frequency-locked loop (FLL). It takes the reference oscillator frequency as the input and adjusts the output frequency accordingly by monitoring the VCO frequency and calculating the periodic oscillation between it and the reference oscillator frequency.

This combination of two loops allows the MC88915TEI160 to take a reference frequency clock and output the desired frequency with low time jitter and very low phase noise. It also ensures that all the clock outputs have the same frequency.

The MC88915TEI160 can be used in many different applications, from high speed clocks and data synchronization, to audio and video systems or radio communications. Its low jitter and low phase noise capabilities make it an ideal solution for low power and low cost communications. With its low power consumption and easy integration to complex network systems, the chip can also help maximize system efficiency and accuracy.

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