DLPC150ZEZ

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Specialized ICs often play an important role in modern electronics, providing useful services that cannot be performed by more general chips. The DLPC150ZEZ is one such example. It is a specialty chip designed to provide multi-mode digital compensation and regeneration, making it ideal for use in advanced communication, industrial, medical and test and measurement applications. In this article, we will explore the applications field and working principles of the DLPC150ZEZ.

Applications Field

The DLPC150ZEZ is a multi-mode digital compensation and regeneration IC that supports both single-ended and differential signaling. It is designed to provide compensation for voltage offsets, jitter and broadcast noise associated with cable and fiber optic communication links. It also provides end-to-end cycle timing, phase lock loop (PLL) locking and phase tracking, pre-emphasis, equalization and other functions. Thus, it is well-suited for use in communication, industrial, medical and test and measurement applications. Examples of these applications include:

• Broadband digital home networking, providing improved picture and digital video quality over cable, satellite and terrestrial links.
• Reduction of crosstalk and low jitter measurements in systems using Gigabit Ethernet (GbE)
• Industrial applications such as precision control and automation in assembly, mining, medical and automotive industries.
• Medical equipment, diagnostic systems and patient monitoring applications.
• Test and measurement equipment including oscilloscopes, logic analyzers, signal synthesizers and pattern generators.

Working Principle

The DLPC150ZEZ is a multi-mode digital compensation and regeneration IC that supports both single-ended and differential signaling. It is designed to provide compensation for voltage offsets and jitter associated with cable and fiber optic communication links. It also provides end-to-end cycle timing, phase lock loop (PLL) locking and phase tracking, pre-emphasis and other functions. The DLPC150ZEZ features a 463-pin package arrangement along with a sophisticated digital signal processor (DSP) for local compensations and an FPGA for global compensation, allowing the IC to provide maximum multi-mode digital jitter compensation.

The DLPC150ZEZ utilizes an advanced compensation algorithm that features a number of hardware blocks. These hardware blocks include a digital-to-analog converter (DAC), an analog-to-digital converter (ADC), a jitter generator, a phase-locked loop (PLL), a jitter filter, and a jitter buffer. The DAC is used to convert digital signal samples into an analog form. The ADC then performs the opposite process, converting the analog signal back into digital form. The jitter generator produces random noise and jitter in the signal, while the PLL locks onto and tracks the signal\'s phase. The jitter filter filters out any unwanted signal components and the jitter buffer compensates for any jitter or latency introduced by the DAC and ADC.

The DLPC150ZEZ also includes a dedicated jitter control circuit that provides continuous adaptive jitter control. The jitter control circuit works in conjunction with the DSP to detect jitter content in the signal and adjust the DSP parameters in order to reduce jitter content. This jitter control circuit is designed to reduce both amplitude and phase jitter, providing improved signal integrity at the receiver.

In addition, the DLPC150ZEZ features a built-in digital pre-emphasis to provide more reliable signal transfer over communication links. Pre-emphasis is used to reduce signal distortion in the presence of high frequencies. The pre-emphasis circuit applies a digitally-controlled gain to the signal prior to transmission, allowing the system to reduce signal distortion through equalization and optimal data transmission.

Finally, the DLPC150ZEZ also provides a wide range of test, diagnostic and programmability features, including direct memory access (DMA) and a diagnostic data trace port. The test features allow users to program and debug the IC, while the trace port provides a self-contained Interface to signal traffic and other device performance statistics.

In conclusion, the DLPC150ZEZ is a specialty IC designed to provide multi-mode digital compensation and regeneration. It is well-suited for use in communication, industrial, medical and test and measurement applications, making it an attractive choice for many modern electronics designers.

The specific data is subject to PDF, and the above content is for reference