SN74ALS137AN

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

A SN74ALS137AN is a high-performance 8-bit analog multiplexer/demultiplexer which uses TTL (transistor-transistor logic) components to provide two output buses for each of its four control inputs. It is a device which switches signals from one line to another, which is why it is often used in systems that need to multiplex or de-multiplex data from different sources. SN74ALS137AN is also a kind of logic device, usually part of a logic circuit in a computer or electronic device.

The SN74ALS137AN has eight inputs, four control inputs (A, B, C, and D), and four analog data inputs (A0, A1, A2, and B0). It has two outputs, A and B, which are directly connected to each other. When an input is activated, it causes the corresponding data inputs to be selected and passed through the output. This allows for switching between different analog signals.

The SN74ALS137AN\'s function can be broken down into two parts: multiplexing and demultiplexing. Multiplexing is the process by which a single data signal is routed from multiple sources, like from different parts of a circuit or from different inputs, to a single output. The SN74ALS137AN multiplexes and demultiplexes data from A0 to A7 and from B0 to B7, so it can divide a single data input into two parallel data outputs. On the other hand, demultiplexing is the inverse process, a single data input routed out to multiple destinations. Again, the SN74ALS137AN can divide a single data input into two separate data outputs.

The SN74ALS137AN utilizes four control pins, A, B, C and D. This four-bit code is used to select which of the eight data inputs is passed through the output. Each control pin is responsible for selecting two bits. For example, if A is set to ‘1’ and B is set to ‘0’, this will cause the data inputs A5 and A6 to be selected and passed through the output. The other bits of the code will select from the other remaining data inputs. The control pins can be driven from logic chips, or from discrete logic circuits.

SN74ALS137AN devices are widely used for multiplexing and demultiplexing signals in telecom and consumer electronics. Multiplexing can greatly simplify many complex communications and device circuits, allowing a wide variety of signals to be routed through a single connection. Also, the parallel ports on a computer are often multiplexed using an SN74ALS137AN, which allows for many connections to be made from a single port.

Overall, SN74ALS137AN is a versatile device which is used to switch or multiplex analog or digital signals. In electrical circuits, it is often used to reduce the number of connections between different parts of a circuit, allowing for fewer components and better performance. In communications systems, it can be used to connect multiple sources to a single output, providing a single point for all connections.

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