Up/Down Binary Counter
www.DataSheet4U.com 54F 74F191 Up Down Binary Counter with Preset and Ripple Clock November 1994 54F 74F191 Up Down Binary Counter with Preset and Ripple Clock General Description The ’F191 is a reversible modulo-16 binary counter featuring synchronous counting and asynchronous presetting The preset feature allows the ’F191 to be used in programmable divi...
National Semiconductor