Datasheet

Signal Descriptions
R
Datasheet 49
Signal Name Type Description
PSWING Analog RCOMP reference voltage: This is connected to the RCOMP buffer differential
amplifier and is used to calibrate the buffers.
HLVREF Ref
Analog
Input buffer VREF: Input buffer differential amplifier to determine a high versus low
input voltage.
VCCHL Power Power supply for Hub interface buffers
DVO
DVORCOMP Analog
Analog
Compensation for DVO: This signal is used to calibrate the DVO I/O buffers.
GVREF Ref Analog Input buffer VREF: Input buffer differential amplifier to determine a high versus low
input voltage.
VCCDVO Power Power supply for DVO.
GPIO
VCCGPIO Power Power supply for GPIO buffers
DAC
REFSET Ref
Analog
Resistor Set: Set point resistor for the internal color palette DAC.
VCCADAC Power Power supply for the DAC
VSSADAC Power Ground supply for the DAC
LVDS
LIBG Analog LVDS reference current: signal connected to reference resistor.
VCCDLVDS Power Digital power supply.
VCCTXLVDS Power Data/Clk Tx power supply.
VCCALVDS Power Analog power supply.
VSSALVDS Power Ground supply for LVDS.
Clocks
VCCAHPLL Power Power supply for the Host PLL.
VCCAGPLL Power Power supply for the Hub/DVO PLL.
VCCADPLLA Power Power supply for the display PLL A.
VCCADPLLB Power Power supply for the display PLL B.
Core
VCC Power Power supply for the core.
VSS Power Ground supply for the chip.
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