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USB to UART Converter Modules DB9-USB Family


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Technical Datasheet:
DB9-USB-D3-M   Datasheet
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Product Overview

The DB9-USB-D3-M is a full-speed USB to UART Module that operates at 3.3V signal level. It can be used to replace a male DB9 connector that is wired in a PC compatible RS232 manner. It provides a simple and fast method of migrating existing DB9 based connector UART interfaces to USB 2.0. It is ideal for legacy applications which feature UART DB9 based connectors. It can be used to interface to an application systems logic level.
  • 1-channel
  • Works with USB 1.1 and 2.0 host and hub ports
  • Chip set and device drivers for maximum compatibility
  • Microsoft Windows® WHQL-certified, Mac OS X, Linux and Windows CE device drivers
  • Installs as a standard Windows COM port
  • 128-byte transmit buffer, 256-byte receive buffer
  • TxD, RxD, RTS, CTS, DSR, DTR, DCD, RI and GND UART data signals
  • Powered by USB port (no external power adapter required)
  • 3Mbps serial port speed
  • Serial communication
  • -40 to +85°C operating temperature


Industrial, Commercial, Embedded Design & Development


Market demand for this product has caused an extension in leadtimes. Delivery dates may fluctuate. Product exempt from discounts.

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Technical Documents (1)

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More stock available to supplier lead times which is approximately 12/9/24

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