74568 4-bit 3-state synchronous decade up/down counter with load, sync/async reset, and ripple/clocked carry output. +----------+ U//D |1 +--+ 20| VCC CLK |2 19| /RCO P0 |3 18| /CCO P1 |4 17| /OE P2 |5 74 16| Q0 P3 |6 568 15| Q1 /ENP |7 14| Q2 /ARST |8 13| Q3 /SRST |9 12| /ENT GND |10 11| /LOAD +----------+ [This information is part of the GIICM]