TEXAS INSTRUMENTS CD54HC297 CD74HC297 CD74HCT297 High-Speed CMOS Logic Digital Phase-Locked Loophandbook

This document describes the features and characteristics of Harris Semiconductor's SCHS177B CD54HC297, CD74HC297, and CD74HCT297 high-speed CMOS logic digital phase-locked loop. These features include digital design to avoid analog compensation errors, easily cascading for higher order loops, and a useful frequency range, among others.