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FT121Q-R Datasheet(PDF) 35 Page - Future Technology Devices International Ltd.

Part # FT121Q-R
Description  Enhanced USB Device Controller with SPI Slave IC
PDF  46 Pages
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Manufacturer  FTDI [Future Technology Devices International Ltd.]
Direct Link  http://www.ftdichip.com
Logo FTDI - Future Technology Devices International Ltd.

FT121Q-R Datasheet(HTML) 35 Page - Future Technology Devices International Ltd.

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Copyright © 2014 Future Technology Devices International Limited
35
Document No.: FT_000648
FT121 ENHANCED USB DEVICE CONTROLLER WITH SPI SLAVE IC
Datasheet Version 1.2
Clearance No.: FTDI#
312
8.2 DC Characteristics
DC Characteristics (Ambient Temperature = -40°C to +85°C).
Parameter
Description
Minimum
Typical
Maximum
Units
Conditions
VCC1
VCC Operating Supply
Voltage
4.0
5.0
5.5
V
Normal Operation
VCC2
VCC Operating Supply
Voltage
3.0
3.3
3.6
V
Regulator by-pass
mode Operation
VCCIO
VCCIO Operating
Supply Voltage
1.65
3.6
V
Icc
Operating Supply
Current
3.9
mA
Normal Operation,
USB bus transmit
or receive
Icc2
Suspend Current
84
μA
USB Suspend,
Clock Running =
‘0’, excluding the
DP_Pullup current
VOUT3V3
3.3v regulator output
3.0
3.3
3.6
V
VCC=5V
Table 8.2 Operating Voltage and Current
Parameter
Description
Minimum
Typical
Maximum
Units
Conditions
Voh
Output Voltage High
2.9
V
I source = 4mA
Vol
Output Voltage Low
0.4
V
I sink = 4mA
Vih
Input Voltage High
2.0
V
Vil
Input Voltage Low
-
0.8
V
Table 8.3 digital I/O Pin Characteristics (VCCIO=+3.3V)
Parameter
Description
Minimum
Typical
Maximum
Units
Conditions
Voh
Output Voltage High
2.25
V
I source = 4mA
Vol
Output Voltage Low
0.4
V
I sink = 4mA
Vih
Input Voltage High
1.7
V
Vil
Input Voltage Low
-
0.7
V
Table 8.4 digital I/O Pin Characteristics (VCCIO=+2.5V)



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