SN74ABT125DG4

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

Logic circuits are the basis of computer systems, controlling everything from data input to process and output. Buffers, drivers, receivers, and transceivers play an important role in the construction and operation of high speed digital circuits. A particularly popular and versatile device is the SN74ABT125DG4 from Texas Instruments, which combines all four of these functions into a single integrated circuit. This paper will explain the SN74ABT125DG4 application field as well as its working principle.

SN74ABT125DG4 Application Field

The SN74ABT125DG4 is a Quad Bus Buffer/Transceiver that combines four functions in one integrated circuit. It has four independent, bidirectional buffers with dual three-state output control. It operates in both low-voltage (down to 2.5V) and high-speed (up to 12.5 Mbps) applications. It is well suited for use in telecommunications, data transmission, video switching and storage, computer interfacing, and many other data communications applications.

The SN74ABT125DG4 can also be used in a variety of control applications. Because of its bidirectional capabilities, it can be used for address selection, data flow control and address changing. The SN74ABT125DG4 is also particularly well suited for bus hold applications, buffering applications, and multipoint interface applications. And with its on-chip output control, it can be configured for difference output characteristics.

SN74ABT125DG4 Working Principle

The SN74ABT125DG4 operates on the principle of bi-directional operation, meaning it can transfer information in either direction. It consists of four independent bidirectional buffers that have dual three-state outputs. When data is transferred from one device to another, each buffer in the SN74ABT125DG4 temporarily stores and passes the data during a single cycle. This allows for high-speed, low-voltage operation.

When the data is written to one of the buffers, the data is latched and passed on to the next buffer. Meanwhile, the output of the previous buffer is set to high impedance (tri-state). This prevents any contention between different devices on the same bus line. The dual three-state outputs prevent any unintended signals from propagating in the bus.

The SN74ABT125DG4 can also be used in a multipoint configuration. In a multipoint configuration, an enable signal can be used to enable or disable the bus line. This allows multiple devices to access the same bus line without interference. The SN74ABT125DG4 also provides several other features such as a Schmitt Trigger input, separate enable and reset signals, and power-down capability.

The SN74ABT125DG4 is a versatile, high-speed, low-voltage device with a wide range of applications in the communications, data-transmission, and control systems. It has the capability to perform all four logic functions: buffers, drivers, receivers, and transceivers, in a single integrated circuit. With its dual three-state outputs, multipoint configuration, and power-down capability, the SN74ABT125DG4 is well suited for many different applications.

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