公开(公告)号：US20230205305A1

公开(公告)日：2023-06-29

申请号：US18060114

申请日：2022-11-30

Applicant: TEXAS INSTRUMENTS INCORPORATED

Inventor： Venkateswar Kowkutla ,  Chunhua Hu ,  Raghavendra Santhanagopal ,  Kazunobu Shin ,  Charles Gerlach ,  Rejitha Nair ,  Ritesh Sojitra ,  Sai Rajaraman ,  Anthony Seely ,  Siva Srinivas Kothamasu ,  Varun Singh ,  John Apostol

IPC: G06F1/3287 ,  G06F13/16 ,  G06F13/40 ,  G06F13/42

CPC classification number: G06F1/3287 ,  G06F13/1668 ,  G06F13/4068 ,  G06F13/423

Abstract: A circuit device is provided and includes a first power domain comprising a universal serial bus (USB) subsystem and/or a memory controller subsystem. The first power domain is configured to isolate the USB subsystem and/or the memory controller subsystem from a power-on-reset signal asserted during a low power mode.