DS1487M

Drivers, Receivers, Transceivers Overview

The National Semiconductor DS1487M is a high-speed, low-power RS-422/RS-485 transceiver designed for data communication applications. It features one driver and one receiver in a single package. The device operates from a single 5V supply and supports data rates up to 10 Mbps. It includes thermal shutdown protection and fail-safe circuitry to ensure a high output state when inputs are open. The DS1487M is compatible with industry-standard protocols and offers robust performance in noisy environments.

Drivers, Receivers, Transceivers Feature Summary

• Supports RS-422 and RS-485 communication standards
• Integrated thermal shutdown protection
• Fail-safe receiver design for open input conditions
• Low power consumption suitable for battery-operated systems

Drivers, Receivers, Transceivers Applications

• Industrial control systems
• Multi-drop communication networks
• Building automation
• Data acquisition systems

Drivers, Receivers, Transceivers Procurement Notes

Verify the manufacturer's current production status and availability through authorized distributors. Confirm that the component meets required environmental specifications and quality standards for your specific application. Check for any recent updates or obsolescence notices from National Semiconductor or its successors.

Drivers, Receivers, Transceivers Selection Notes

Consider the operating temperature range and package type when selecting this transceiver. Ensure compatibility with the system's voltage levels and data rate requirements. Evaluate the need for additional protection components based on the deployment environment.

Drivers, Receivers, Transceivers Part Context

National Semiconductor was acquired by Texas Instruments. The DS1487M is part of a family of RS-422/RS-485 transceivers. This component is widely used in industrial and commercial applications requiring reliable serial communication.

Drivers, Receivers, Transceivers Replacement Considerations

Check for direct pin-to-pin replacements from Texas Instruments or other manufacturers offering equivalent RS-422/RS-485 transceivers. Verify electrical characteristics and packaging compatibility before substitution.