3 Development Board Circuit
3.4 Clock, Reset
DBUG388-1.0E
12(22)
3.3.2
Power System Distribution
Figure 3-3 Power System Distribution
USB
Interface
DC5V Input
TPS7A7001
LDO
1.2V
TPS7A7001
LDO
3.3V
TPS7A7001
LDO
2.5V
USB2JTAG
(
FT232
)
UART&KEY&LED&
RST&CLK
FPGA VCCX
VCCO2(LVDS)
FPGA VCCO0&1
(
LVDS
)
FPGA VCC
FPGA VCCO2
VCCO0&1
(MIPI)
TPS7A7001
LDO
1.8V
FPGA VCCO3
FPGA VCCO0&1
(Flash)
3.3.3
Pins Distribution
Table 3-2 FPGA Power Pins Distribution
Signal Name
Pin No.
BANK
Description
I/O Level
VCCO0
5
0
I/O Bank Voltage
2.5V/1.8V/1.2V
VCCO1
38
1
I/O Bank Voltage
2.5V/1.8V/1.2V
VCCO2
36
2
I/O Bank Voltage
2.5V/1.2V
VCCO3
12, 24
3
I/O Bank Voltage
1.8V
VCCX
25
-
Auxiliary voltage
2.5V
VCC
11, 37
-
Core voltage
1.2V
VSS
26
-
GND
-
3.4
Clock, Reset