Power Supply - Arrow BeMicro CV A9 Hardware Reference Manual

NA
NA
NA
NA
NA
NA
P19
NA
NA
Note 1: I/O voltage for this interface is selectable using the VCCIO_SEL jumper

Power Supply

The BeMicro CV A9 development board can be powered from the USB connector J10. This
provides limited functionality for the FPGA due to USB current sourcing limitations. It is
recommended to use the provided 5V DC external power supply connected to the 5V DC power
jack J8. Table 2–12
primary functions.
Schematic Signal Voltage (V)
Name
VCC1P1 1.1
VCC1P5 1.5
VCC1P8 1.8
VCC2P5 2.5
VCC2P5F 2.5
VCC3P3 3.3
VCCPGM 3.3
VCCIO_POWER 2.5 or 3.3
The BeMicro CV A9 board supports VCCIO of 2.5V or 3.3V for I/O Banks 3A, 3B, 4A and 5B.
No Connect
No Connect
No Connect
No Connect
GND
No Connect
EXP_PRESENT
VCC5P0
VCC5P0
summarizes the various power rails on the BeMicro CV A9 board and their
Table 2-12: BeMicro CV A9 Board Power Rails
Description
FPGA core power
1.5V I/O bank power (Banks 7A, 8A)
DDR3 oscillator power, MAX V CPLD core and I/O power
FPGA 2.5V I/O bank power, FPGA I/O pre-driver (Banks 7A, 8A)
and JTAG I/O power
FPGA Auxiliary power, PLL analog power (filtered from
VCC2P5)
FPGA 3.3V I/O bank power
FPGA configuration input buffer power (filtered from VCC3P3)
FPGA I/O bank power (Banks 3A, 3B, 4A, 5B),
I/O pre-driver power (Banks 3A, 3B, 5A, 5B)
NA
NA
NA
NA
NA
NA
2.5 V or 3.3 V
NA
NA
22
72
73
74
75
76
77
1
78
79
80