HI-4853PSHF

Overview

The HI-4853PSHF is a high-speed RS-485/RS-422 transceiver manufactured by Holt Integrated Circuits Inc. It operates within an extended power supply range of 3.0V to 5.5V, supporting both 3.3V and 5V logic systems. The device integrates transmitter and receiver functions for differential data communication on industrial buses. Designed for robust performance in demanding environments, it provides reliable signal integrity for point-to-point or multi-drop network configurations.

Feature Summary

• Supports high-speed differential data transmission compliant with RS-485 and RS-422 standards
• Operates across an extended power supply voltage range from 3.0V to 5.5V
• Engineered for process control and factory automation applications requiring reliable bus communication

Applications

• Process control systems
• Factory automation networks
• Industrial RS-485/RS-422 communication buses

Procurement Notes

Verify the specific suffix PSHF against the manufacturer's current datasheet to confirm package type and temperature rating. Ensure compatibility with system voltage requirements within the 3.0V to 5.5V operating range. Confirm RoHS compliance status through official documentation prior to integration into regulated assemblies.

Selection Notes

Select this component when designing RS-485 or RS-422 interfaces requiring operation between 3.0V and 5.5V. It is suitable for industrial environments where extended voltage tolerance and high-speed data transfer are necessary. Compare pinout and electrical characteristics with existing designs to ensure direct compatibility without circuit modification.

Part Context

Holt Integrated Circuits specializes in data bus solutions for military, aerospace, and industrial markets. The HI-4853 series addresses the need for robust serial communication interfaces in harsh environments. This part fits within the company's broader portfolio of interface ICs designed for embedded microprocessor applications.

Replacement Considerations

Cross-reference with other RS-485/RS-422 transceivers offering similar 3.0V-5.5V operation. Verify that substitute parts match the required speed, driver/receiver configuration, and package dimensions before implementation.