SN75C1154DWR

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The SN75C1154DWR is an isolated serial data transceiver designed for automotive applications that run on +5V power supply. It combines high-speed data transmission and data reception with a level of isolation that can protect the data bus even in harsh operating environments. With a fast-data transfer rate of up to 10 Mbps, the transceiver offers reliable data integrity and improved system performance. It also includes an active output driver, capable of directly driving up to 3V loads at 5mA.

The SN75C1154DWR is used primarily in automotive and avionics systems, where reliable data transfer is required in a hazardous setting. In addition, it can be used for data communication applications in a wide range of industrial settings. By isolating the transmitter and receiver, the SN75C1154DWR can protect the data bus from unintentional electrical disturbances and improve system reliability in electronic control units and other devices that must withstand harsh conditions.

The SN75C1154DWR driver consists of four basic components: a differential transmitter, a differential receiver, a receiver isolation amplifier, and an output driver. The differential pair of transmitters receives and transmits digital data, while the receiver isolation amplifier separates the receiver from the transmitter, preventing any external noise or other interference from damaging the data bus.

The differential receiver converts the differential input signal into TTL digital outputs, while the output driver provides a TTL output for direct driving of a load. The SN75C1154DWR also features an internally generated inhibit signal that can be used to override the transmitter and prevent it from sending data. This anti-collision feature helps to improve system reliability, as the transmitter will not be able to send data without an active enable signal.

The SN75C1154DWR is designed to operate over a wide range of temperatures, from -40°C to +125°C. It is also ESD-protected and meets most automotive EMI requirements, making it suitable for a variety of automotive and avionic applications. Plus, the device is RoHS-compliant, making it a suitable choice for lead-free applications.

In conclusion, the SN75C1154DWR is an ideal choice for automotive and avionic applications that require reliable data transfer in a hazardous setting. Its fast data transfer rate and various integrated features, such as the transmitter inhibit signal and ESD protection, make it an attractive choice for any application requiring reliable data transmission. With its wide range operating temperature, it is suitable for use in a variety of industrial settings. Along with its high-speed, reliable performance and reliable isolation, the SN75C1154DWR is an ideal choice for any automotive, avionic, or industrial application.

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