Datasheet

Copyright © 2010 Future Technology Devices International Limited 15
Document Reference No.: FT_000054
TTL-232R TTL TO USB SERIAL CONVERTER RANGE OF CABLES Datasheet Version 2.02
Clearance No.: FTDI# 53
5.3.2 TTL-232R-3V3-AJ Electrical Parameters
Parameter
Description
Minimum
Typical
Maximum
Units
Conditions
I
O
Output Power Current
-
75
mA
Must be less that 2.5mA
during suspend.
T
Operating Temperature
Range
-40
+85
o
C
Table 5.4 TTL-232R-3V3-AJ I/O Operating Parameters
Parameter
Description
Minimum
Typical
Maximum
Units
Conditions
Voh
Output Voltage High
2.2
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
VHys
Input Switching Hysteresis
20
25
30
mV
Table 5.5 TTL-232R-3V3-AJ I/O Pin Characteristics