SN65HVD1780QDRQ1

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High-speed transceiver ICs with integrated termination resistors are becoming common in the industry due to their ease of use and cost savings. The SN65HVD1780QDRQ1, manufactured by Texas Instruments, is an example of such a transceiver IC. It contains four different interfaces: two drivers, one receiver, and one transceiver.

Features

The SN65HVD1780QDRQ1 is a monolithic integrated circuit used in various applications including CAN bus systems and Ethernet communication. It is a Octal HS-CAN transceiver with a °C to +85°C temperature range and an 8-pin SOIC package. This IC is designed to support up to 3.7V and its maximum quiescent current is 90 µA. It offers several key features, including low stand-by current, decent EMI protection, and a low propagation delay.

Application field and working principle

The SN65HVD1780QDRQ1 interface transceiver is designed for two-wire, high-speed, low-power applications. It is commonly used to implement the CAN bus protocol for automotive applications and fixed automation networks, as well as for Ethernet communication. This IC provides differential receivers for reliable communication and integrated termination resistors for cost savings. The SN65HVD1780QDRQ1’s operating principle is quite simple: the signal from the CAN bus is received by the differential receiver, which then detects the data and generates a transmit signal. Then, the output is sent to the CAN bus via the differential drivers.

Advantages

The SN65HVD1780QDRQ1 transceiver IC offers several advantages over its rivals. For example, it provides better EMI/EMC immunity using differential voltage signaling and integrated termination resistors, allowing for more reliable communication. It also has a low power consumption, which makes it suitable for battery-powered applications. Finally, its large ±20V receiver input common-mode range allows for the connection of longer ECUs.

Conclusion

The SN65HVD1780QDRQ1 is a useful transceiver IC for automotive networks, Ethernet communication, and various other applications. It offers low power consumption, integrated termination resistors, and a large ±20V receiver input common-mode range. Its differential voltage signaling and good EMI/EMC immunity make it an attractive solution for a variety of applications. For these reasons, the SN65HVD1780QDRQ1 is an excellent transceiver IC choice.

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