基于可编程逻辑器件的电源上电时序控制  

Sequential Control of Power-on Power Supply Based on CPLD

作　　者：冯景 张繁 FENG Jing;ZHANG Fan(YIJIAHE technology Co.,Ltd)

机构地区：[1]亿嘉和科技股份有限公司

出　　处：《中国集成电路》2020年第12期69-72,共4页China lntegrated Circuit

摘　　要：复杂电路系统有多种高性能芯片采用低电压多电平分散供电,对各种分散电源有严格的上电时序要求和电压精度要求,利用可编程逻辑器件实现电源上电顺序控制和电源电压精度监测,保障芯片工作的稳定性和安全性。Various high-peformance devices with distributed power supplies of low-voltage and multilevel are in complex electrical system.So tight power-on sequence and high accuracy voltage are required for these distributed power supplies.The sequential control of power-on power supply and voltage accuracy monitoring based on CPLD can guaranteed the stability and security of devices running.

关 键 词：上电时序 可编程逻辑器件 

分 类 号：TN86[电子电信—信息与通信工程] TN40