HI-4852PSIF

Overview

The HI-4852PSIF is a low-power RS-485 transceiver manufactured by Holt Integrated Circuits Inc. It supports data rates up to 10 Mbps and operates from a single 3.3V supply voltage. The device features one driver and one receiver, with differential bus capability for half-duplex communication. It includes integrated protection against electrostatic discharge (ESD) and bus fail conditions. The component is housed in an 8-pin SOIC package and is designed for industrial applications requiring reliable serial data transmission.

Feature Summary

• Supports high-speed data transmission up to 10 Mbps
• Operates on a single 3.3V power supply
• Includes integrated ESD and bus fail protection

Applications

• Industrial automation systems
• Building control networks
• Metering equipment

Procurement Notes

Verify the specific suffix PSIF to confirm the tape-and-reel packaging format and lead-free status. Confirm RoHS compliance and check for any industry-specific certifications required for your deployment environment before finalizing procurement.

Selection Notes

Select this component when a robust RS-485 interface is needed for 3.3V logic systems. Ensure the application requires half-duplex communication and benefits from built-in fault protection. Verify that the 10 Mbps speed meets the system timing requirements.

Part Context

Holt Integrated Circuits specializes in avionics and industrial data bus solutions. The HI-4852PSIF belongs to their RS-485/422 product line, complementing their broader portfolio of MIL-STD-1553 and ARINC 429 components used in aerospace and defense sectors.

Replacement Considerations

Check for direct pin-compatible alternatives from other manufacturers offering similar 3.3V RS-485 transceivers with comparable speed and protection features. Verify electrical characteristics match exactly before substitution.