54AC 74AC16954ACT 74ACT169 4-Stage Synchronous Bi.
National Semiconductor
74ACT169 - 4-Stage Synchronous Bidirectional Counter
54AC 74AC16954ACT 74ACT169 4-Stage Synchronous Bidirectional Counter April 1993 54AC 74AC16954ACT 74ACT169 4-Stage Synchronous Bidirectional Count.
