Data sheet acquired from Harris Semiconductor SCHS.
CD74HC4520M - Dual Synchronous Counters
Data sheet acquired from Harris Semiconductor SCHS216D November 1997 - Revised October 2003 CD74HC4518, CD54HC4520, CD74HC4520, CD74HCT4520 High-Spee.CD74HC4520E - Dual Synchronous Counters
Data sheet acquired from Harris Semiconductor SCHS216D November 1997 - Revised October 2003 CD74HC4518, CD54HC4520, CD74HC4520, CD74HCT4520 High-Spee.CD74HC4520 - Dual Synchronous Counters
Data sheet acquired from Harris Semiconductor SCHS216D November 1997 - Revised October 2003 CD74HC4518, CD54HC4520, CD74HC4520, CD74HCT4520 High-Spee.