USB-DUO Overview
The 28-SSOP (0.209, 5.30mm Width) package is the most cost-effective.As far as packaging is concerned, Tape & Reel (TR) is used.Currently, this electronic part is Active.Mounting is possible through Surface Mount.This device operates at 3.3V~5V.UART is important that the operating temperature does not exceed -40°C in order for the machine to perform normally for a long time.It is important to keep the operating temperature below 85°C to ensure a long working period.A device's configuration is based on its 28 pins.With a supply current of 8mA, it is suitable for specific applications.
USB-DUO Features

USB-DUO Applications
There are a lot of FTDI, Future Technology Devices International Ltd
USB-DUO UARTs applications.

Portable and battery operated devices
Cellular data devices
Industrial computing
Communications equipment
White goods
Battery Operated Electronics
Handheld Terminal
Personal Digital Assistants
Cellular Phones DataPort
Wireless Infrared Data Communications Systems

Factory Lead Time	11 Weeks
Mounting Type	Surface Mount
Package / Case	28-SSOP (0.209, 5.30mm Width)
Number of Pins	28
Supplier Device Package	28-SSOP
Packaging	Tape & Reel (TR)
Published	2006
Part Status	Active
Moisture Sensitivity Level (MSL)	3 (168 Hours)
Max Operating Temperature	85°C
Min Operating Temperature	-40°C
Voltage - Supply	3.3V~5V
Interface	UART
Operating Supply Current	8mA
Protocol	USB
RoHS Status	RoHS Compliant