Features & Specifications

Low Profile PCI Express 2-Port RS-232, RS-422, RS-485 Serial Interface

Part: 7205ec | Model: Ultra COMM+2.PCIe

Features

• Compliant with RoHS and WEEE directives

• Each serial port configurable for RS-232, RS-422 or RS-485

• Electrical interface selection via on-board DIP switch with Windows

device driver override

• Windows driver features software-selectable 250K slew rate limiting to

minimize electromagnetic interference

• Ultra high-speed UART with 256-byte Tx and Rx FIFOs

• Supports asynchronous data rates exceeding 1 Mbps

• Bus-derived 125 MHz BRG and clock prescalar support wide range of

baud rates

• All modem control signals implemented in RS-232 mode

• Automatic RS-485 enable/disable for Windows applications

• PCI Express X1 compliant

• Compatible with low profile PCI Express slots (standard profile slots

with optional bracket)

• Included 36″ cable terminates to two DB-9M connectors (Item# CA203)

Specifications

Operating

Temperature

0°C to 70°C (32°F to 158°F)

Storage

Temperature

-50°C to 105°C (-58°F to 221°F)

Serial Connector(s)

DB9M

RoHS Compliant

Yes

# of Ports

2

PC Bracket

Low Profile

Oscillator

125 MHz BRG

Board Connector

DB25M

Cable Connector(s)

DB9M (2)

Max Data Distance

50 feet (RS-232)4000 feet (RS-485)

Host Interface(s)

PCI Express

Humidity Range

10 – 90% Relative Humidity, Non-

Condensing

Electrical Interface

RS-232, RS-422, RS-485

Dimensions

5.75 (L) x 2.54 (W)

Communications

Chip

Ultra high-speed UART

Max Data Rate

Exceeds 1 Mbps

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