Exar XR28V384/382 Evaluation Board User's Manual

This manual covers the hardware configuration, jumper settings, power requirements, and software support for the Exar XR28V384 and XR28V382 evaluation boards.

Brand: EXAR
Document type: User Manual
Language: English
Pages: 7
File format: PDF
File size: 159 KB
Published: 14 October, 2026
Updated: 14 October, 2026
MD5 checksum: A9B9D9F85371A10C881DC134B623CDCC
PDF: Exar XR28V384/382 Evaluation Board User's Manual PDF

About this manual

The document provides a user guide for the Exar XR28V384 (4-channel UART) and XR28V382 (2-channel UART) evaluation boards. It details the board's hardware overview, including an integrated SP339 Multiprotocol transceiver, and explains how to configure the LPC bus interface signals.

What's inside

Introduction
Evaluation Board Overview
Hardware Configurations
Power Requirements
LPC Bus Interface Signals
XR28V384 Configuration Jumper Settings
Base Address Selection
Software Support
Technical Support

Specifications

Device Type	4-channel UART (XR28V384) / 2-channel UART (XR28V382)
Package Type	48-pin TQFP or 32-pin QFN
Power Supply	+3.3V

Frequently asked questions

What is the default RS-232 mode setting?

The SP339 transceiver on the board defaults to RS-232 mode when shipped from the factory.

Which operating systems are supported?

The devices work with any OS that has a standard serial port driver, such as Windows and Linux.

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