74390 Dual 4-bit asynchronous decade counters with separate /2 and /5 sections and reset. +----------+ /1CLK0 |1 +--+ 16| VCC 1RST |2 15| /2CLK0 1Q0 |3 14| 2RST /1CLK1 |4 74 13| 2Q0 1Q1 |5 390 12| /2CLK1 1Q2 |6 11| 2Q1 1Q3 |7 10| 2Q2 GND |8 9| 2Q3 +----------+ [This information is part of the GIICM]