The PROM 6617 is a radiation hardened COMS PROM which is produced by HARRIS Company of USA, it can be functionally equivalent to EPROM 2716, so it has been accepted and been widely used by aerospace designers.

• 美国HARRIS公司的程序存储器PROM 6617由于其芯片管脚及功能与EPROM2716完全兼容且又具有耐辐照性能而日渐被航天设计人员所认识和应用。