Datasheet

Copyright © 2009 Future Technology Devices International Limited 21
Document No.: FT_000053
FT232R USB UART IC Datasheet Version 2.02
Clearance No.: FTDI# 38
Parameter Description Minimum Typical Maximum
Units Conditions
Voh Output Voltage High 2.1 2.8 3.2 V
I source =
3mA
Vol Output Voltage Low 0.3 0.4 0.6 V I sink = 8mA
Vin Input Switching Threshold 1.0 1.2 1.5 V
Table 5.15 OSCI, OSCO Pin Characteristics – see Note 1
Note1: When supplied, the FT232R is configured to use its internal clock oscillator. These characteristics
only apply when an external oscillator or crystal is used.