Counters - Component Selection Guide

Component Name	Features/Description
CB2CE, CB4CE, CB8CE, CB16CE	Cascadable binary counter with clock enable, async. clear
CB2CLE, CB4CLE, CB8CLE, CB16CLE	Loadable cascadable binary counter with clock enable, async. clear
CB2CLED, CB4CLED, CB8CLED, CB16CLED	Loadable up/down binary counter with clock enable, async. clear
CB2RE, CB4RE, CB8RE, CB16RE	Cascadable binary counter with clock enable, sync. reset
CB2RLE, CB4RLE, CB8RLE, CB16RLE	Loadable cascadable binary counter with clock enable, sync. reset
CB2X1, CB4X1, CB8X1, CB16X1	Loadable cascadable up/down binary counter with async. clear
CB2X2, CB4X2, CB8X2, CB16X2	Loadable cascadable up/down binary counter with sync. reset
CD4CE	4-bit cascadable BCD counter with clock enable, async. clear
CD4CLE	4-bit loadable cascadable BCD counter with clock enable, async. clear
CD4RE	4-bit cascadable BCD counter with clock enable, sync. reset
CD4RLE	4-bit loadable cascadable BCD counter with clock enable, sync. reset
CJ4CE, CJ5CE, CJ8CE	Johnson counter with clock enable, async. clear
CJ4RE, CJ5RE, CJ8RE	Johnson counter with clock enable, sync. reset
CR8CE, CR16CE	Negative-edge binary ripple counter with clock enable, async. clear
X74_160	4-bit loadable cascadable BCD counter with parallel/trickle enables, async. clear
X74_161	4-bit loadable cascadable binary counter with parallel/trickle enables, async. clear
X74_162	4-bit loadable cascadable BCD counter with parallel/trickle enables, sync. reset
X74_163	4-bit loadable cascadable binary counter with parallel/trickle enables, sync. reset
X74_168	4-bit loadable cascadable up/down BCD counter with parallel/trickle enables
X74_390	4-bit BCD/bi-quinary ripple counter with negative-edge clocks, async. clear