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3.7.27 Supply and Ground
SIGNAL
NAME
CVDD (Core supply)
RVDD (Internal RAM supply)
DVDD18 (I/O supply)
DVDD3318_A (I/O supply)
DVDD3318_B (I/O supply)
DVDD3318_C (I/O supply)
VSS (Ground)
USB0_VDDA33
USB0_VDDA18
USB0_VDDA12
USB_CVDD
USB1_VDDA33
USB1_VDDA18
SATA_VDD
SATA_VSS
DDR_DVDD18
(1) PWR = Supply voltage, GND - Ground.
Copyright © 2010–2014, Texas Instruments Incorporated
Table 3-29. Supply and Ground Terminal Functions
(1)
TYPE
NO.
E15, G7, G8,
G13, H6, H7,
H10, H11,
H12, H13, J6,
PWR
J12, K6, K12,
L12, M8, M9,
N8
E5, H14, N7
PWR
F14, G6, G10,
G11, G12,
PWR
J13, K5, L6,
P13, R13
F5, F15, G5,
PWR
G14, G15, H5
E14, F6, F7,
F8, F10, F11,
PWR
F12, F13, G9,
J14, K15
J5, K13, L4,
L13, M13,
PWR
N13, P5, P6,
P12, R4
A19, H8, H9,
H15, J7, J8,
J9, J10, J11,
K7, K8, K9,
K10, K11, L5,
GND
L7, L8, L9,
L10, L11, M4,
M5, M6, M7,
M10, M11, N5,
N11, N12, P11
N18
PWR
N14
PWR
N17
A
M12
PWR
P15
PWR
P14
PWR
M2, N4, P1,
PWR
P2
H1, H2, K1,
GND
K2, L3, M1
N10, P10, N9,
P9, R9, P8,
PWR
R8, P7, R7, N6
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SPRS653E – FEBRUARY 2010 – REVISED MARCH 2014
DESCRIPTION
Variable (1.2V - 1.0V) core supply voltage pins
1.2V internal ram supply voltage pins
1.8V I/O supply voltage pins. DVDD18 must be powered even if all of
the DVDD3318_x supplies are operated at 3.3V.
1.8V or 3.3-V dual-voltage LVCMOS I/O supply voltage pins, Group A
1.8V or 3.3-V dual-voltage LVCMOS I/O supply voltage pins, Group B
1.8V or 3.3-V dual-voltage LVCMOS I/O supply voltage pins, Group C
Ground pins.
USB0 PHY 3.3-V supply
USB0 PHY 1.8-V supply input
USB0 PHY 1.2-V LDO output for bypass cap
USB0 core logic 1.2-V supply input
USB1 PHY 3.3-V supply
USB1 PHY 1.8-V supply
SATA PHY 1.2V logic supply
SATA PHY ground reference
DDR PHY 1.8V power supply pins
AM1808
AM1808
Device Overview
57
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