AM3871 datasheet(138/345 Pages) TI1

138 / 345 page

AM3874, AM3872, AM3871

SPRS695

– SEPTEMBER 2011

www.ti.com

3.2.27 Ground Pins (VSS)

Table 3-50. Ground Terminal Functions

SIGNAL

TYPE(1)

OTHER

DESCRIPTION

NAME

NO.

VSS

A1, A12,

GND

Ground (GND)

A17, A28,

D9, D20, J12,

J14, J19,

K11, K13,

K14, K15,

K16, K17,

K19, L8, L13,

L16, L22, M9,

M15, M17,

M19, M21,

N8, N12,

N15, N16,

N20, N21,

N22, P13,

P15, P17,

P19, P21,

R8, R9, R12,

R14, R16,

R21, R22,

T8, T9, T13,

T17, T18,

T19, T21,

T22, U12,

U14, U18,

U20, V7, V9,

V11, V17,

V19, V21,

W12, W16,

W17, Y1, Y2,

Y10, Y12,

Y15, Y17,

Y18, Y19,

AA14, AA16,

AD21, AE1,

AE2, AE9,

AE20, AF23,

AG1, AH1,

AH28

VSSA_VDAC

AA19

GND

Analog GND for VDAC.

For proper device operation, this pin must always be connected to ground,

even if the VDAC is not being used.

VSSA_HDMI

V18

GND

Analog GND for HDMI

For proper device operation, this pin must always be connected to ground,

even if the HDMI is not being used.

VSSA_USB

V12, V13

GND

Analog GND for USB0 and USB1.

For proper device operation, this pin must always be connected to ground,

even if USB0 and USB1 are not being used.

VSSA_DEVOSC

AG3

GND

Ground for Device Oscillator

VSSA_AUXOSC

GND

Ground for Auxiliary Oscillator

(1)

I = Input, O = Output, Z = High impedance, S = Supply voltage, GND = Ground, A = Analog signal, MM = Multi Muxed, DSIS =

De-selected Input State

138

Device Pins

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