Texas Instruments

SN65HVD54DG4

SN65HVD54DG4 Description

The SN65HVD54DG4 is a full-duplex transceiver designed for high-speed data transmission over balanced lines, specifically compliant with the RS422 and RS485 protocols. Manufactured by Texas Instruments, this transceiver is housed in a surface-mount package, making it suitable for compact and high-density PCB designs. The device operates within a supply voltage range of 4.5V to 5.5V and supports a data rate of up to 5Mbps, ensuring reliable communication in various industrial and commercial applications.

SN65HVD54DG4 Features

• Full-Duplex Communication: The SN65HVD54DG4 supports full-duplex communication, allowing simultaneous data transmission and reception. This feature is crucial for applications requiring continuous data exchange without latency.
• Receiver Hysteresis: The transceiver features a receiver hysteresis of 50 mV, which enhances noise immunity and ensures stable data reception even in noisy environments.
• Supply Voltage Range: With a supply voltage range of 4.5V to 5.5V, the SN65HVD54DG4 offers flexibility in power supply options, making it compatible with a wide range of systems.
• Surface Mount Technology: The surface-mount package type facilitates easy integration into modern PCB designs, enabling high-density layouts and efficient manufacturing processes.
• Compliance and Safety: The SN65HVD54DG4 is REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental and safety standards. The moisture sensitivity level (MSL) of 1 (unlimited) indicates the device is highly resistant to moisture, reducing the risk of damage during storage and handling.
• ECCN and HTSUS: The Export Control Classification Number (ECCN) is EAR99, and the Harmonized Tariff Schedule of the United States (HTSUS) code is 8542.39.0001, facilitating international trade and regulatory compliance.

SN65HVD54DG4 Applications

The SN65HVD54DG4 is ideal for applications requiring reliable and efficient data communication over balanced lines. Its full-duplex capability and robust performance make it suitable for:

• Industrial Automation: In industrial settings, the transceiver can be used for communication between PLCs (Programmable Logic Controllers), sensors, and actuators, ensuring real-time data exchange and control.
• Data Acquisition Systems: For systems that require high-speed data acquisition and transmission, the SN65HVD54DG4 provides a reliable link between data acquisition devices and central processing units.
• Telecommunications: In telecom applications, the transceiver can facilitate data transmission between various network components, ensuring seamless communication and minimal latency.
• Building Automation: For building management systems, the SN65HVD54DG4 can be used to connect various subsystems such as HVAC, lighting control, and security systems, enabling centralized monitoring and control.

Conclusion of SN65HVD54DG4

The SN65HVD54DG4 from Texas Instruments is a versatile and reliable full-duplex transceiver designed for high-speed data communication over balanced lines. Its robust features, including receiver hysteresis, flexible supply voltage range, and surface-mount package, make it an excellent choice for a variety of applications. Although the product is now obsolete, its performance and compliance with industry standards ensure it remains a viable option for existing systems and legacy designs. For new projects, engineers may consider exploring alternative models from Texas Instruments that offer similar or enhanced capabilities.