Copyright © 2015 Future Technology Devices International Limited

14

FT234XD USB TO BASIC UART IC

Version 1.2

Document No.: FT_000753 Clearance No.: FTDI#324

5 Devices Characteristics and Ratings

5.1 Absolute Maximum Ratings

The absolute maximum ratings for the FT234XD devices are as follows. These are in accordance with the

Absolute Maximum Rating System (IEC 60134). Exceeding these may cause permanent damage to the

device.

Parameter

Value

Unit

Conditions

Storage Temperature

-65°C to 150°C

Degrees C

Floor Life (Out of Bag) At Factory Ambient

(30°C / 60% Relative Humidity)

168 Hours

(IPC/JEDEC J-

STD-033A MSL

Level 3

Compliant)*

Hours

Ambient Operating Temperature (Power

Applied)

-40°C to 85°C

Degrees C

MTTF FT234XD

TBD

Hours

VCC Supply Voltage

-0.3 to +5.5

V

VCCIO IO Voltage

-0.3 to +4.0

V

DC Input Voltage – USBDP and USBDM

-0.5 to +3.63

V

DC Input Voltage – High Impedance

Bi-directional (powered from VCCIO)

-0.3 to +5.8

V

DC Output Current – Outputs

22

mA

Table 5.1 Absolute Maximum Ratings

* If devices are stored out of the packaging beyond this time limit the devices should be baked before

use. The devices should be ramped up to a temperature of +125°C and baked for up to 17 hours.