• isoUSB-232
• isoUSB-422

isoUSB-422

USB-RS-422-Interface

• prevents Ground-Loops
• isolation current 2,5kV
• powered via USB, no power supply necessary
• protects your equipment from failure
• protects your devices in case of a short-circuit
• non-sensitive to failure, suitable for industrial use
• reliable, suitable for home use
• status perceptible from both sides
• compact, stable case
• for professional use

technical specifications

Downloads & Software

Pinout

5 4 3 2 1
 9 8 7 6

1. +5Vout
2. RXD+
3. GND
4. TXD+
5. GND
6. GND
7. RXD-
8. TXD-
9. n.c.

• differential transmit and receive signals TXD+, TXD-, RXD+, RXD-
• RS-422 compatible
• RS485-operation can be configured by solder bridges
• termination resistor can be configured by solder bridges
• Echo for half-duplex operation can be configured by solder bridges
• up to 2Mbit/s
• 1/8 unit load, up to 256 knotes possible
• short-circuit-proof and failure protected -7..+12V
• ESD-proof up ±16kV HBM
• industrial temperature range -40..+85°C

• Driver
• Driver for isoUSB-232
  For the product samples please use the driver above. (The device shows up as "Silicon Labs CP210x USB to UART Bridge").
  The series production devices will use the "isoUSB-S" driver and show up with their product name.