hc82c59a数据手册 S E M I C O N D U C T O R 82C59A August 1996 CMOS Priority Interrupt Controller Features Description 12.5MHz, 8MHz and 5MHz Versions Available The Harris 82C59A is a high performance CMOS Priority - 12.5MHz Operation . . . . . . . . . . . . . . . . . . . 82C59A-12 Interrupt Controller manufactured using an advanced 2m - 8MHz Operation . . . . . . . . . . . . . . . . . . . . . . . 82C59A CMOS process. The 82C59A is designed to relieve the sys- ……