AM3892 datasheet(97/299 Pages) TI

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AM3894

AM3892

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SPRS681A – OCTOBER 2010 – REVISED MARCH 2011

3.2.23 Supply Voltages

Table 3-30. Supply Terminal Functions

SIGNAL

TYPE(1)

OTHER

DESCRIPTION

NAME

NO.

Reference Power Supply DDR[0]:

VREFSSTL_DDR[0]

A17

•

0.75-V for DDR3 memory type

•

0.9-V for DDR2 memory type

Reference Power Supply DDR[1]

VREFSSTL_DDR[1]

A21

•

0.75-V for DDR3 memory type

•

0.9-V for DDR2 memory type

AD22, AD21,

AD20, AD19,

AD18, AD17,

AD16, AC22,

AC21, AC20,

AC19, AC18,

AC17, AC16,

AB24, AB23,

AB22, AB21,

AB20, AB19,

CVDD

AB18, AB17,

Variable Core Voltage Supply for the Always ON Domain

AB16, AB15,

AB14, T24,

T23, T22, T21,

T20, T19, T18,

T17, T16, T15,

T14, R22, R21,

R20, R19, R18,

R17, R16, P22,

P21, P20, P19,

P18, P17, P16

AE25, AE13,

AD24, AD23,

AD15, AD14,

AC24, AC23,

CVDDC

AC15, AC14,

1.0-V Constant Power Supply for Memories and PLLs

R24, R23, R15,

R14, P24, P23,

P15, P14, N25,

N13

0.9-V Power Supply for USB PHYs.

VDD_USB_0P9

N27

Note: If the USB is not used, for proper device operation, this pin

must be connected to a power supply (0.9 V or CVDDC).

1.0-V Power Supply for SATA Termination and Analog Front End

Y34, Y33, V34,

VDDT_SATA

Note: If the SATA is not used, for proper device operation, these

V32

pins must be connected to a 1.0-V power supply.

1.0-V Power Supply for PCIe Termination and Analog Front End

Y30, Y28, AB32,

VDDT_PCIE

Note: If the PCIe is not used, these pins should be connected to

AB29, AB27

a 1.0-V power supply.

VDDA_PLL

B18, A18

1.5-V Analog Power Supply for PLLs

AR27, AP24,

1.0-V Analog Power Supply for HDMI

VDDA_HDMI

AP23,

Note: If the HDMI is not used, these pins should be connected to

AN24, AN23

a 1.0-V power supply.

1.0-V Analog Power Supply for VDAC HD DAC

VDDA_HD_1P0

AG21

Note: If the HD DAC is not used, this pin should be connected to

a 1.0-V power supply.

1.0-V Analog Power Supply for VDAC SD DAC

VDDA_SD_1P0

AG20

Note: If the SD DAC is not used, this pin should be connected to

a 1.0-V power supply.

(1)

I = Input, O = Output, Z = High impedance, S = Supply voltage, GND = Ground, A = Analog signal.

Device Pins

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