公开(公告)号：US20250007521A1

公开(公告)日：2025-01-02

申请号：US18215716

申请日：2023-06-28

Applicant: Texas Instruments Incorporated

Inventor： Sang Yong Lee ,  Uzair Mohammed ,  Ahmed Hashim

IPC: H03L7/07 ,  H03L7/081

Abstract: An example apparatus includes: first clock generation circuitry including: interlock circuitry having a terminal; reference clock generation circuitry having a first terminal and a second terminal, the first terminal of the reference clock generation circuitry coupled to the terminal of the interlock circuitry; first duty cycle replication circuitry having a first terminal and a second terminal, the first terminal of the first duty cycle replication circuitry coupled to the second terminal of the reference clock generation circuitry; and buffer circuitry having a first terminal and a second terminal, the first terminal of the buffer circuitry coupled to the second terminal of the first duty cycle replication circuitry; and second clock generation circuitry including: detection circuitry having a first terminal and a second terminal, the first terminal of the detection circuitry coupled to the second terminal of the buffer circuitry; second detection circuitry having a first terminal and a second terminal.