SN65LVDM31DR

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SN65LVDM31DR Application Field and Working Principle

The SN65LVDM31DR is a dedicated interface device for providing reliable and flexible signal transmission in today’s diverse data transmission systems. It features a differential bus system that supports a wide range of data rates (up to 3 Mbps) and a flexible range of data lengths. The device is designed for industrial, automotive and communications applications, including DisplayPort, PCI-Express, SATA, and USB.

The SN65LVDM31DR is a differential transceiver based on the LVDS (Low Voltage Differential Signaling) bus architecture. Operating with a common voltage range of 3.3V, it offers improved signal integrity, power savings, and a greater transmission range than single-ended transmitters and receivers. The device supports data rates up to 3 Mbps and can accommodate data lengths up to 16 bits. Its configuration is compatible with a wide range of popular bus types, including DisplayPort, PCI-Express, SATA III, USB 2.0 and USB 3.0.

The device provides a number of features that enhance overall performance and usability, such as circuitry for power conservation, a programmable output current, differential input and output, and differential SCK and PDB compliant communication interface. It also features a programmable number of terminal pins, a maximum output swing of 500mV, and an adjustable output pre- and post-cursor setting. This makes the SN65LVDM31DR a versatile and reliable interface for a broad range of applications.

The SN65LVDM31DR consists of a driver section and a receiver section; both sections employ differential drive and receive methods. The driver section includes two differential drivers, whereas the receiver section includes four differential receivers. The two drivers are connected directly to the input and output of the device respectively. The four receivers are connected to four outputs.

The driver section supports a wide range of data rates and is designed to transmit data to the receivers at a speed of up to 3 Mbps. The device also features programmable output current and adjustable output pre- and post-cursor settings, allowing for a wide range of data lengths to be accommodated. The receiver section of the device is designed to decode data received at the differential receiver inputs and output the data in the form of a TTL logic level signal.

The SN65LVDM31DR has many benefits over single-ended transmitters and receivers, including: power savings due to decreased switching current and increased data speed, improved signal integrity due to reduced crosstalk and EMI, improved receiver immunity, and greater transmission range. Its flexible configuration, combined with its wide range of data rates, makes it an ideal choice for a variety of interface applications.

In summary, the SN65LVDM31DR is a reliable transceiver device for providing reliable and flexible signal transmission. Its differential bus system supports a wide range of data rates and data lengths, and its flexible configuration is compatible with a wide range of popular bus types. It features power conservation circuitry, adjustable output pre- and post-cursor settings, and differential input and output, making it an ideal choice for a variety of interface applications.

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