AM6421 datasheet(220/237 Pages) TI

220 / 237 page

9 Applications, Implementation, and Layout

Note

Information in the following applications sections is not part of the TI component specification, and TI

does not warrant its accuracy or completeness. TI’s customers are responsible for determining

suitability of components for their purposes, as well as validating and testing their design

implementation to confirm system functionality.

9.1 Power Supply Mapping

Note

NOTE TO USERS:

The content of this section is UNDER DEVELOPMENT!

9.2 Device Connection and Layout Fundamentals

9.2.1 Power Supply Decoupling and Bulk Capacitors

9.2.1.1 Power Distribution Network Implementation Guidance

The Sitara Processor Power Distribution Networks: Implementation and Analysis provides guidance for

successful implementation of the power distribution network. This includes PCB stackup guidance as well as

guidance for optimizing the selection and placement of the decoupling capacitors. TI supports only designs that

follow the board design guidelines contained in the application report.

9.2.2 External Oscillator

For more information about External Oscillators, see Section 7.10.4, Clock Specifications

9.2.3 JTAG and EMU

Texas Instruments supports a variety of eXtended Development System (XDS) JTAG controllers with various

debug capabilities beyond only JTAG support. A summary of this information is available in the XDS Target

Connection Guide.

For more recommendations on EMU routing, see Emulation and Trace Headers Technical Reference Manual

9.2.4 Reset

Note

NOTE TO USERS:

The content of this section is UNDER DEVELOPMENT!

9.2.5 Unused Pins

For more information about Unused Pins, see Section 6.5, Connections for Unused Pins

9.2.6 Hardware Design Guide

Note

NOTE TO USERS:

The content of this section is UNDER DEVELOPMENT!

AM6442, AM6441, AM6421

AM6412, AM6411

SPRSP56 – JANUARY 2021

www.ti.com

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AM6421 Datasheet(PDF) 220 Page - Texas Instruments