HI-4854PSIF

Overview

The HI-4854PSIF is a half-duplex RS-485 transceiver manufactured by Holt Integrated Circuits Inc. It operates on a single 3.3V to 5.5V supply voltage and supports data transmission rates up to 10 Mbps. The device features one driver and one receiver, with differential inputs and outputs compliant with RS-485 standards. It is housed in a 16-WQFN exposed pad package (CSP) with dimensions of 5x5 mm. The component functions within an industrial temperature range of -40°C to +85°C.

Feature Summary

• Supports high-speed data communication at rates up to 10 Mbps
• Provides robust noise immunity through differential signaling
• Enables multi-drop bus configurations for networked applications

Applications

• Industrial automation control systems
• Building automation networks
• Data acquisition systems

Procurement Notes

Verify the specific suffix PSIF against official manufacturer documentation to confirm package type and tape-and-reel specifications. Ensure compatibility with system power rails and signal levels before procurement. Confirm RoHS compliance status via the current datasheet.

Selection Notes

Select this component when a half-duplex interface is required for RS-485 networks. Consider the 16-pin CSP package for space-constrained designs. Verify that the operating temperature range meets environmental requirements.

Part Context

Holt Integrated Circuits specializes in data bus communication ICs for avionics and industrial markets. The HI-4854PSIF belongs to the company's RS-485/422 product line, designed for embedded microprocessor applications requiring reliable serial communication.

Replacement Considerations

Consult official manufacturer substitution guides for verified equivalents. Generic RS-485 transceivers may differ in pinout or electrical characteristics.