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5. FT232RL Device Characteristics and Ratings
5.1 Absolute Maximum Ratings
The absolute maximum ratings for the FT232R 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.
Table 5 - Absolute Maximum Ratings
Parameter
Value
Unit
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 Temperature (Power Applied)
Vcc Supply Voltage
-40°C to 85°C
-0.5 to +6.00
-0.5 to +3.8
-0.5 to +(Vcc +0.5)
-0.5 to +(Vcc +0.5)
24
Degrees C.
V
D.C. Input Voltage - USBDP and USBDM
D.C. Input Voltage - High Impedance Bidirectionals
D.C. Input Voltage - All other Inputs
D.C. Output Current - Outputs
V
V
V
mA
mA
mW
DC Output Current - Low Impedance Bidirectionals
Power Dissipation (Vcc = 5.25V)
24
500
* 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.
5.2 DC Characteristics
DC Characteristics ( Ambient Temperature = -40 to 85oC )
Table 6 - Operating Voltage and Current
Parameter Description
Min
Typ
Max
Units
Conditions
Vcc1
Vcc2
Icc1
Icc2
VCC Operating Supply Voltage
3.3
-
5.25
V
VCCIO Operating Supply Voltage
Operating Supply Current
1.8
-
-
5.25
-
V
15
70
mA
Normal Operation
USB Suspend*
Operating Supply Current
50
100
μA
Table 7 - UART and CBUS I/O Pin Characteristics (VCCIO = 5.0V, Standard Drive Level)
Parameter Description
Min
Typ
Max
Units
Conditions
Voh
Output Voltage High
3.2
4.1
4.9
V
I source = 2mA
Vol
Output Voltage Low
0.3
1.3
50
0.4
1.6
55
0.6
1.9
60
V
V
I sink = 2mA
Vin
Input Switching Threshold
Input Switching Hysteresis
**
**
VHys
mV
Table 8 - UART and CBUS I/O Pin Characteristics (VCCIO = 3.3V, Standard Drive Level)
Parameter Description
Min
Typ
Max
Units
Conditions
Voh
Output Voltage High
2.2
2.7
3.2
V
I source = 1mA
Vol
Output Voltage Low
0.3
1.0
20
0.4
1.2
25
0.5
1.5
30
V
V
I sink = 2mA
Vin
Input Switching Threshold
Input Switching Hysteresis
**
**
VHys
mV
UM232R USB-Serial UART Development Module Datasheet Version 1.02
© Future Technology Devices International Ltd. 2005
FTDI [ FUTURE TECHNOLOGY DEVICES INTERNATIONAL LTD. ]
