StarTech.com 2 Port Low Profile Native RS232 PCI Express Serial Card with 16550 PEX2S553LP

Add 2 high-speed RS-232 serial ports to your low profile/small form factor computer with a PCI Express expansion slotThe PEX2S553LP low profile/half-height PCI Express Serial Card turns a PCI Express slot into two RS232 (DB9) serial connections.The card is constructed using a native single chip design that lets you harness the full capability offered by PCI Express (PCIe), while reducing the load applied to the CPU by as much as 48% over conventional bridge chip serial cards.The PCI Express RS232 Serial Adapter Card is compatible with a broad range of operating systems, including Windows� 2000/XP/2003/Vista�/Windows 7/Server 2008 R2 (32 and 64-bit), Linux Kernel 2.6.11 to 4.11.x, and ships with a low profile/half-height bracket installed but includes an optional full profile bracket that lets you add 2 serial ports to virtually any computer (regardless of the case form factor).This product is a replacement for our PEX2S552LP card.Backed by a StarTech.com 2-year warranty and free lifetime technical support.

Features


One high speed RS232 serial port with data transfer rate up to 4608 Kbps


Ships with half-height/low profile mounting bracket, includes optional standard profile bracket


Single chip design optimizes speed and reliability


Native single-chip, single lane PCI Express


Selectable power output on pin 9 for the serial port



Design


Internal

Yes


Product colour

Green



Weight & dimensions


Height

20 mm


Width

80 mm


Depth

105 mm


Weight

63.5 g



Logistics data


Master (outer) case width

363 mm


Master (outer) case height

320 mm


Products per master (outer) case

50 pc(s)


Harmonized System (HS) code

84733020


Master (outer) case length

684 mm



Technical details


Sustainability certificates

CE, RoHS



Features


Chipset

ASIX - MCS9922CV-AA


Baud rate

460.8 Kbit/s


FIFO (First In, First Out)

128 B


Flow Control type

DTR/DSR, RTS/CTS, XON/XOFF



Operational conditions


Operating temperature (T-T)

-10 - 80 �C


Operating relative humidity (H-H)

5 - 85


Storage temperature (T-T)

-20 - 100 �C



Ports & interfaces


Host interface

PCIe


Serial interface type

RS-232


Serial ports quantity

2


Output interface

Serial


Expansion card standard

PCIe 1.1


Peripheral (Molex) power connectors (4-pin)

1



System requirements


Server operating systems supported

Windows Server 2003, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016, Windows Server 2019


Other operating systems supported

DOS, Windows XP Embedded


Mac operating systems supported

Mac OS X 10.10 Yosemite, Mac OS X 10.4 Tiger, Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks


Linux operating systems supported

Yes



Packaging data


Mounting brackets included

Yes


Package height

32 mm


Cables included

Serial


Package depth

173 mm


Package width

143 mm


Package weight

180 g


Manual

Yes


Drivers included

Yes