Document No.: FT_000329
FT232BL/BQ USB UART IC Datasheet Version 2.2
Clearance No.: FTDI# 171
5.2 DC Characteristics
DC Characteristics (Ambient Temperature = 0˚C to 70˚C)
Parameter
Description
Minimum
Typical
Maximum
Units
Conditions
VCC Operating Supply
Voltage
VCC1
4.35
5
5.25
V
VCCIO Operating Supply
Voltage
VCC2
Icc1
Icc2
3.0
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25
5.25
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V
Operating Supply
Current
mA
μA
Normal Operation
Operating Supply
Current
USB Suspend
**Note 3
180
200
Table 5.2 Operating Voltage and Current
**Note 3 – Supply current excludes the 200uA nominal drawn by the external pull-up resistor on
USBDP.
Parameter
Voh
Description
Minimum
3.2
Typical
4.1
Maximum
4.9
Units
Conditions
I source = 2mA
I sink = 2mA
Output Voltage High
Output Voltage Low
V
V
Vol
0.3
0.4
0.6
Input Switching
Threshold
Vin
1.0
50
1.2
55
1.5
60
V
**Note 4
Input Switching
Hysteresis
Vhys
mV
Table 5.3 UART IO Pin Characteristics (VCCIO = +5.0V)
**Note 4 – Inputs have an internal 200K pull-up resistor to VCCIO.
Parameter
Voh
Description
Minimum
2.2
Typical
2.7
Maximum
3.2
Units
Conditions
I source = 1mA
I sink = 2mA
Output Voltage High
Output Voltage Low
V
V
Vol
0.3
0.4
0.5
Input Switching
Threshold
Vin
1.0
20
1.2
25
1.5
30
V
**Note 4
Input Switching
Hysteresis
Vhys
mV
Table 5.4 UART IO Pin Characteristics (VCCIO = +3.0 to +3.6V)
**Note 4 – Inputs or IO pin in input mode have an internal 200K pull-up resistor to VCCIO.
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