PSM Application Note r2

80471NT11483A Rev. 2 Page 5 of 24 2017-06-06
CONTENTS
NOTICE ..................................................................................................... 2
COPYRIGHTS ................................................................................................ 2
COMPUTER SOFTWARE COPYRIGHTS ...................................................... 2
USAGE AND DISCLOSURE RESTRICTIONS ............................................... 3
I. License Agreements ..................................................................... 3
II. Copyrighted Materials ................................................................... 3
III. High Risk Materials ....................................................................... 3
IV. Trademarks .................................................................................. 3
V. Third Party Rights ......................................................................... 3
APPLICABILITY TABLE ............................................................................... 4
CONTENTS .................................................................................................... 5
1. INTRODUCTION .......................................................................... 7
Scope ........................................................................................... 7
Audience....................................................................................... 7
Contact Information, Support ........................................................ 7
Text Conventions .......................................................................... 8
Related Documents ...................................................................... 8
2. OVERVIEW .................................................................................. 9
3. PSM DESCRIPTION .................................................................. 10
4. PINS ALLOCATION ................................................................... 11
PIN list for PSM Mode................................................................. 11
LGA Pads Layout ........................................................................ 13
PSM SIGNALS DETAIL .............................................................. 14
4.3.1. PSM_WAKE ............................................................................... 14
4.3.2. PSM_STATUS ............................................................................ 14
4.3.3. PSM_ENA_OUT ......................................................................... 14
4.3.4. RESET* ...................................................................................... 14
4.3.5. VDDIO_IN ................................................................................... 14
Logic Levels Specification ........................................................... 15
General Design Rules ................................................................. 16
4.5.1. Power Supply Guidelines ............................................................ 16
4.5.2. Digital IOs Supply Guidelines ...................................................... 17