74ACT11244DBR

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

The 74ACT11244DBR is a quad differential line receiver integrated circuit designed by Texas Instruments. This device is featured in the popular 74AC and 74ACT logic family, which is known for high-speed operation and low-power consumption. The device operates as a differential line receiver, which can detect and amplify small signals that are sent along two pairs of twisted-pair cables. It is used in applications where high data transfer rates are required, such as Gigabit Ethernet, Fibre Channel, and other high speed serial data communication systems.

The 74ACT11244DBR differential line receiver comprises a differential input stage, a differential amplifier, an output stage, and a voltage regulator. The differential input stage, which consists of two differential transistors, provides low input capacitance, high gain, and excellent common mode noise rejection. The differential amplifier provides amplification and signal conversion, ensuring that the signal levels at the outputs are accurately reproduced. The output stage, which features a set of four fan-out buffers, provides a stable and low-power source for driving other chips or devices that require a higher voltage level or a higher speed output.

The 74ACT11244DBR is mainly used in applications with demanding high-speed data transfer rates, such as Gigabit Ethernet, HDTV, and other high speed serial communication systems. It is also used as a line receiver in cable modems, DSL modems, and other data communication systems. The device provides improved signal integrity, reduced radiated emissions, improved system margin, and longer cable lengths. The device is also capable of operating at both 2.5V and 3.3V supply voltages.

In terms of operation, the device works by actively monitoring the two differential input channels and then converting the two opposing voltages that come from them. This conversion is done by sensing the voltage differential between the inputs and then amplifying this differential signal. The differential signal is then fed to the two outputs, which can then be used in other applications or to drive further logic circuitry. The device also contains an output enable pin that can be used to enable or disable the outputs.

In conclusion, the 74ACT11244DBR is a robust and versatile differential line receiver integrated circuit, specially designed for high speed serial data transfer applications. It is capable of providing improved signal integrity, reduced radiated emissions, and improved system margins. Furthermore, it has a fan-out buffer that enables it to drive further logic circuitry. Finally, it has a wide operating voltage range, allowing it to be used in a variety of different applications.

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