DC590B Datasheet, PDF (2/13 Pages) Linear Technology – USB SERIAL CONTROLLER

QUICK START GUIDE FOR DEMONSTRATION CIRCUIT 590B
USB SERIAL CONTROLLER FOR LINEAR TECHNOLOGY QUICKEVAL™ DEMO BOARDS
Figure 2. Basic Connections
Do Not Connect
Demo Circuit
Under Evaluation
Select Isolated Supply
Voltage (2.7V, 3.3V,
5.0V, or External
Connect external 10-12V supply ONLY
IF JP5, ISO is set to OFF. See Text.
Connect 2.7 to 5V Logic supply ONLY IF
VCCIO is set to EXT. See Text.
Do Not Connect
ISOLATED
GROUND
Isolated Power Supply
(Shown in OFF position)
USB Cable
To Host PC
2