AM1802 datasheet(37/180 Pages) TI1

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AM1802

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SPRS710C – NOVEMBER 2010 – REVISED MARCH 2012

2.7.18 Supply and Ground

Table 2-20. Supply and Ground Terminal Functions

SIGNAL

TYPE(1)

DESCRIPTION

NAME

NO.

E15, G7, G8,

G13, H6, H7,

H10, H11,

CVDD (Core supply)

H12, H13, J6,

PWR

Variable (1.2V - 1.0V) core supply voltage pins

J12, K6, K12,

L12, M8, M9,

RVDD (Internal RAM supply)

E5, H14, N7

PWR

1.2V internal ram supply voltage pins

F14, G6, G10,

G11, G12,

1.8V I/O supply voltage pins. DVDD18 must be powered even if all of

DVDD18 (I/O supply)

PWR

J13, K5, L6,

the DVDD3318_x supplies are operated at 3.3V.

P13, R13

F5, F15, G5,

DVDD3318_A (I/O supply)

PWR

1.8V or 3.3-V dual-voltage LVCMOS I/O supply voltage pins, Group A

G14, G15, H5

E14, F6, F7,

F8, F10, F11,

DVDD3318_B (I/O supply)

PWR

1.8V or 3.3-V dual-voltage LVCMOS I/O supply voltage pins, Group B

F12, F13, G9,

J14, K15

J5, K13, L4,

L13, M13,

DVDD3318_C (I/O supply)

PWR

1.8V or 3.3-V dual-voltage LVCMOS I/O supply voltage pins, Group C

N13, P5, P6,

P12, R4

A19, H1, H2,

H8, H9, H15,

J7, J8, J9, J10,

J11, K1, K2,

K7, K8, K9,

K10, K11, L3,

VSS (Ground)

GND

Ground pins.

L5, L7, L8, L9,

L10, L11, M1,

M4, M5, M6,

M7, M10, M11,

N5, N11, N12,

P11

USB0_VDDA33

N18

PWR

USB0 PHY 3.3-V supply

USB0_VDDA18

N14

PWR

USB0 PHY 1.8-V supply input

USB0_VDDA12

N17

USB0 PHY 1.2-V LDO output for bypass cap

USB_CVDD

M12

PWR

USB0 core logic 1.2-V supply input

N10, P10, N9,

DDR_DVDD18

P9, R9, P8,

PWR

DDR PHY 1.8V power supply pins

R8, P7, R7, N6

(1)

PWR = Supply voltage, GND - Ground.

2.8

Unused Pin Configurations

All signals multiplexed with multiple functions may be used as an alternate function if a given peripheral is

not used. Unused non-multiplexed signals and some other specific signals should be handled as specified

in the tables below.

Table 2-21. Unused USB0 Signal Configurations

SIGNAL NAME

Configuration (When USB0 is not used)

USB0_DM

No Connect

USB0_DP

No Connect

USB0_ID

No Connect

USB0_VBUS

No Connect

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