74ABT2952CMSAX

Logic - Buffers, Drivers, Receivers, Transceivers

74ABT2952CMSAX is an advanced bidirectional transceiver, which can be used for general purpose low-power applications, such as interfacing between buses, various receivers and transmitters, or AD/DA converters. It has two differently potent transceivers and supports both non-inverting and inverting logic. It also has a high drive capability and low output impedances. It is ideal for applications where power dissipation and current drive are critical.

Applications

The 74ABT2952CMSAX can be used in many different application environments. These include interfaces between digital and analog signals, such as between microcontrollers and analog-to-digital converters (ADCs), several types of serial interfaces, such as UARTs, RS485, IrDA, CAN bus, and SPI, as well as in general purpose digital logic applications. Additionally, it can be used in data or streaming media networks, as well as for interfacing between embedded systems, such as for testing and debugging.

Features

• Low power dissipation.
• High current drive.
• High speed switching.
• 75 Ohm differential impedance.
• 3.3 V supply level.
• Low-input static and dynamic characteristic impedance.
• Ultralow static and dynamic current and voltage absorption.

Working Principle

The 74ABT2952CMSAX works on the principle of using two high-speed transistors, one connected to each direction of the logic data stream. These transistors are arranged in a differential pair and their output is connected to a differential-level buffer circuit. The buffer is used to ensure that logic levels remain constant regardless of the load or changes in the input voltage. The transistors and the buffer are driven by the same control signals. A set of differential signals are used to provide a fixed output voltage, regardless of the logic state of the input voltage.

The transceivers act as buffers between data sources and data sinks, translating input signals from one type of logic state (low/high, 1/0, true/false, etc.) to another type of logic state. They also have the ability to use impelan movement in order to amplify the received signal data, allowing it to be retrieved at higher speeds. As the transceivers move a current through the logic gates, they can determine the validity state of the logic, making them a perfect tool for transmitting and receiving data.

The 74ABT2952CMSAX is an advanced bidirectional transceiver solution, which features many advantages over older transceivers. It is designed to minimize power consumption, low output impedance and high current drive, while also providing a useful application in a variety of situations.