MT90863AL1

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

MT90863AL1 is an integrated circuit designed for applications in Communications and Networking fields. It is an analog transceiver for transmitting and receiving data in a variety of formats, such as Ethernet, T1/E1 and AT&T/Sprint 5ESS. It is designed to provide a robust, high speed, and energy efficient solution for voice, data, and video applications and can be used in a variety of networks, such as Local Area Network (LAN), Metropolitan Area Network (MAN), Wide Area Network (WAN), and Digital Subscriber Line (DSL).

The chip supports two main types of operations: digital mode and analog mode. In digital mode, it supports transmission speeds up to 200Mb/s. The digital transmitter sends data upstream with error correction code (ECC). The analog receiver\'s input goes through an analog-to-digital conversion before the signal is demodulated. The analog mode allows transmission and reception of analog signal without ECC.

The chip also features several safety features, such as thermal shutdown, overload protection, and enable logic. The overload protection reset circuit limits the current in the output, and the enable logic allows the chip to be enabled or disabled. This feature is particularly useful in preventing tampering and making sure the system remains secure.

At the core of the MT90863AL1 is its primary feature: a modulation-demodulation unit. The unit is able to take a digital signal in and modulate it for transmission. On the receiving end, it is also able to demodulate the signal for reception. The modulation-demodulation unit is highly versatile and can be used in a variety of applications, such as Digital Subscriber Line (DSL) modems, Optical Line Terminals (OLTs), and Telecommunication Network Elements (TNEs).

The analog devices used in the process of transmission and reception are used to convert the data into an analog signal. The chip contains several stages of analog components, including an Analog Front End (AFE), a Digital Low-Pass Filter (DLPF), a Digital Transmitter/Receiver (T/R) block, and a Digital Coder/Decoder (CD/EC) block. The analog components manipulate the signal so it can be transferred over the medium with minimal distortion and loss.

For the transmission of data between two points of a communication medium, the chip uses a variety of modulation or coding schemes. The most common modulation schemes used are Frequency Division Multiplexing (FDM), quadrature amplitude modulation (QAM) and Orthogonal Frequency Division Multiplexing (OFDM). Different types of modulation schemes can be used based on the needs of the application and the data rate requirement.

In addition to the modulation-demodulation unit, the chip also contains other components that provide functionality for various operations. These components include a control and status registers, a clock phase-locked loop, a voltage-controlled oscillator, a precorrection unit, and a digital interface. The combination of these different components allows the chip to be used in a variety of applications with different requirements.

The MT90863AL1 has become an increasingly popular choice for those looking for high speed data transmission and reception. The chip is designed to provide a robust and energy efficient solution for a variety of applications. Its combination of digital and analog components make it ideal for a wide range of applications in the Communications and Networking fields.

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