UPort 1250-G2: 2-port RS-232/422/485 USB-to-serial converter, 0 to 60°C operating temperature

USB Interface

USB Standards

USB 3.2 Gen 1
USB 1.1/2.0 compliant

Speed

 5 Gbps, 480 Mbps, 12 Mbps

No. of USB Ports

1

USB Connector

USB Type B

Serial Interface

Connector

DB9 male

Baudrate

50 bps to 921.6 kbps (supports non-standard baudrates)

FIFO

 512 bytes

Parity

None, Even, Odd, Space, Mark

Data Bits

5, 6, 7, 8

Stop Bits

1, 1.5, 2

Pull High/Low Resistor for RS-485

1 kilo-ohm, 150 kilo-ohms

Terminator for RS-485

120 ohms

Flow Control

RTS/CTS, XON/XOFF

RS-485 Data Direction Control

Automatic Data Direction Control (ADDC)

Surge

0.5 kV

Isolation

2 kV (I models)

Serial Standards

RS-232/422/485

No. of Ports

2

Serial Signals

RS-232

TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND

RS-422

Tx+, Tx-, Rx+, Rx-, GND

RS-485-4w

Tx+, Tx-, Rx+, Rx-, GND

RS-485-2w

Data+, Data-, GND

Serial Software Features

Windows Drivers

Windows 11, 10, 8.1, 8 and 7
Windows Server 2022, 2019, 2016, 2012 R2, 2012 and 2008 R2

Linux Drivers

Kernel 6.x, 5.x and 4.x

Mac Drivers

macOS version (Intel 64): 13, 12, 11 and 10.1x

Virtual Machine

VMware Fusion (Windows on macOS 13, 12, 11, 10.1x, Intel 64)
VMWare ESXi (Linux kernel 4)
Parallels Desktop (Windows on macOS 13, 12, 11, 10.1x, Intel 64)

Arm®-based Platform Support

Linux kernel 6.x, 5.x and 4.x

Android API

Android 3.1.x and later

Power Parameters

Input Voltage

5 VDC by USB bus power

Input Current

 UPort 1250-G2 models
320 mA @ USB 3
160 mA @ USB 2
UPort 1250I-G2 models:
400 mA @ USB 3
240 mA @ USB 2

Physical Characteristics

Housing

 Metal

IP Rating

IP20

Dimensions

75.8 x 25.0 x 111.0 mm (2.98 x 0.98 x 4.37 in)

Weight

UPort 1250-G2 models: 259 g (0.57 lb)
UPort 1250I-G2 models: 263 g (0.58 lb)

Environmental Limits

Operating Temperature

Standard models: 0 to 60°C (32 to 140°F)
-T models: -40 to 75°C (-40 to 167°F)

Storage Temperature

-40 to 75°C (-40 to 167°F)

Ambient Relative Humidity

 5 to 95% (non-condensing)

Standards and Certifications

EMC

EN 55032/35

EMI

CISPR 32, FCC Part 15B Class A

EMS

IEC 61000-4-2 ESD: Contact: 4 kV; Air: 8 kV
IEC 61000-4-3 RS: 80 MHz to 1 GHz: 3 V/m
IEC 61000-4-4 EFT: Power: 1 kV
IEC 61000-4-5 Surge: Power: 1 kV, Signal: 0.5 kV
IEC 61000-4-6 CS: 3 V; 150 kHz to 80 MHz
IEC 61000-4-8 PFMF

Safety

IEC 62368-1
EN 62368-1
UL 62368-1 (CB)
KC

Freefall

IEC 60068-2-31

Vibration

IEC 60068-2-6
IEC 60068-2-64

Shock

IEC 60068-2-27

Declaration

Green Product

RoHS, CRoHS, WEEE

MTBF

Standards

Telcordia Standard SR332

Time

1,793,060 hrs