Document Reference No.: FT_000204
DB9-USB-RS232 Datasheet
Version 1.2
Clearance No.: FTDI# 130
1.3
Features
Adds one USB serial port by connecting to the RS232 DB9 footprint of a device
Easy placement for an standard Male and Female RS232 DB9 footprint of a device
Works with USB 1.1 & 2.0 Host and Hub ports
Industry Standard FTDI chip set & 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
Supports Windows Server 2008, 2003, Vista, XP 2000, Linux, Mac OS X
128 byte transmit buffer, 256 byte receive buffer
RS-232 data signals: TxD, RxD, RTS, CTS, DSR, DTR, DCD, RI, GND
Powered by USB port. No external power adapter required.
Serial port speed up to 1Mbps
Serial Communication Parameters
o
o
o
Parity: None, Even, Odd
Data bits: 7, 8
Flow control: RTS/CTS , DSR/DTR, X-ON/X-OFF, None
Operating temperature of -40°C to +85°C
1.4
Performance Figures
Parameter
Performance
USB Interface
12Mbps USB 2.0 Full-Speed
Standard Windows baud rates (300bps to 921.6Kbps)
RS232 Interface
Custom baud rates (300bps to 1Mbps) through baud rate aliasing. See
FTDI Application Note:
Table 1.1 – Performance Specifications
Part Number
DB9-USB-M
DB9-USB-F
Description
Full Speed USB to 1-Port RS232 module to replace RS232 DB9 male connector
Full Speed USB to 1-Port RS232 module to replace RS232 DB9 female connector
Table 1.2 – Ordering Information
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