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Technical Reference Manual
TMDXEVM6657L
SPRUHG7 - Revised August 2012
TMDXEVM6657LE
Page 16 / 90
1.5 Power Supply
C6657 Lite EVM can be powered from a single +12V / 2.5A DC (30W) external power supply connected to the
DC power jack (DC_IN1)). Internally, +12V input is converted into required voltage levels using local DC-DC
converters.
CVDD (+0.90V~+1.05V) used for the DSP Core logic
+1.0V is used for DSP internal memory and HyperLink/SRIO/SGMII/PCIe SERDES termination of DSP
+1.5V is used for DDR3 buffers of DSP, HyperLink/SRIO/SGMII/PCIe SERDES regulators in DSP and
DDR3 DRAM chips
+1.8V is used for DSP PLLs, DSP LVCMOS I/Os and FPGA I/Os driving the DSP
+2.5V is used for Gigabit Ethernet PHY core
+1.2V is used for FPGA core and Gigabit Ethernet PHY core
+3.3V is used for FPGA I/Os
+5V and +3.3V is used to power optional XDS560v2 Mezzanine card
The DC power jack connector is a 2.5mm barrel-type plug with center-tip as positive polarity
The C6657 Lite EVM can also draw power from the AMC edge connector (AMC1). If the board is inserted into a
PICMG® MicroTCA.0 R1.0 compliant system chassis or AMC Carrier back-plane, an ex12V supply from
DC jack (DC_IN1) is not required.
Содержание eInfochips TMDXEVM6657L
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