AM68AX datasheet(97/251 Pages) TI

97 / 251 page

Table 6-117. Connectivity Requirements (continued)

BALL

NUMBER

BALL NAME

CONNECTION REQUIREMENT

A26

MCU_RESETZ

Each of these balls must be connected to the corresponding power supply

through a separate external pull resistor to ensure these balls are held to a valid

logic high level, if unused.

G23

MCU_PORZ

K23

PORZ

A24

RESET_REQZ

A25

TCK

AG27

TMS

G24

MCU_I2C0_SCL

H24

WKUP_I2C0_SCL

H27

WKUP_I2C0_SDA

J25

MCU_I2C0_SDA

AE24

I2C0_SDA

AH25

I2C0_SCL

AG24

EXTINTN

AG28

TDI

AE26

TDO

A27

EMU0

C26

EMU1

DDR0_DQS0N

DDR0_DQS1N

DDR0_DQS2N

AC1

DDR0_DQS3N

A15

DDR1_DQS0N

A12

DDR1_DQS1N

DDR1_DQS2N

DDR1_DQS3N

H22

VPP_MCU

Each of these balls must be left unconnected, if unused.

V22

VPP_CORE

AF1

MMC0_CALPAD

Table 6-118 shows the specific connection requirements for the RESERVED ball numbers on the device.

Note

For additional clarification, "left unconnected" or "no connect" (NC) means no signal traces can be

connected to these device ball numbers.

Table 6-118. Reserved Balls Specific Connection Requirements

BALL NUMBERS

CONNECTION REQUIREMENTS

AB22 / AC12 / AC14 / AC16 / AC17 / AC19 / AC20 / AC23 / AD10 / AD11 / AD12 /

AD5 / AE11 / F13 / G11 / G21 / H25 / K28 / L23 / L26 / N28 / N8 / T7

RESERVED.

These balls must be left unconnected.

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AM68A

SPRSP91 – FEBRUARY 2023

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