This paper introduces the common category of digital integrated circuit, and research the interface transform technology among TTL? ECL? CMOS circuit one another.
介绍了常用的数字集成电路的种类，并对TTL、ECL、CMOS电路相互间的接口转换技术进行了研究。
2
An analog four-quadrant multiplier-divider realized in CMOS/TTL compatatible technology is reported.