LTC2862AHDD-1#PBF

Drivers, Receivers, Transceivers Overview

The LTC2862AHDD-1#PBF is a half-duplex RS-485/RS-422 transceiver manufactured by Analog Devices Inc. It operates on a 3V to 5.5V supply voltage and supports data rates up to 20Mbps. The device features ±60V overvoltage fault protection on interface pins during all modes, including power-down. It provides ±40kV HBM ESD protection on interface pins and Level 4 IEC ESD protection. The component utilizes an 8-lead DFN package with dimensions of 3mm x 3mm and includes an exposed pad connected to ground. It guarantees failsafe receiver operation and supports high input impedance for up to 224 nodes.

Drivers, Receivers, Transceivers Feature Summary

• Provides ±60V overvoltage fault protection on interface pins across all operational states
• Features robust ESD protection rated at ±40kV HBM and Level 4 IEC standards
• Ensures guaranteed failsafe receiver operation with fully balanced differential thresholds
• Supports extended common mode range from -25V to +25V

Drivers, Receivers, Transceivers Applications

• Supervisory Control and Data Acquisition (SCADA) systems
• Industrial control and instrumentation networks
• Automotive and transportation electronics
• Building automation, security systems, and HVAC controls
• Medical equipment interfaces

Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix #PBF indicates tube packaging when sourcing this part number. Confirm the AHDD designation corresponds to the automotive-grade temperature range of -40°C to 125°C in the 8-lead DFN package. Cross-reference the manufacturer's latest ordering information to ensure availability and compliance with current RoHS directives before finalizing procurement plans.

Drivers, Receivers, Transceivers Selection Notes

Select the LTC2862AHDD-1#PBF for applications requiring high-speed 20Mbps communication with enhanced fault tolerance. This variant is suitable for environments with large ground loop voltages or significant electrical noise due to its extended common mode range. Ensure the design accommodates the DFN package thermal requirements and connects the exposed pad to PCB ground for optimal performance.

Drivers, Receivers, Transceivers Part Context

This component belongs to the LTC2862A family of low-power transceivers designed for robust industrial communication. It improves upon previous generations by integrating higher ESD ratings and improved failsafe logic optimized for high-speed data integrity. The device maintains pin compatibility with the standard LTC2862 and LT1785, facilitating direct upgrades in existing designs requiring greater environmental resilience.

Drivers, Receivers, Transceivers Replacement Considerations

The LTC2862HDD-1#PBF serves as a non-automotive grade alternative within the same package. Verify that the lower temperature range of the standard grade meets application requirements if substituting.