SN74LS191N Motorola Synchronous 4-Bit Up/Down Counter IC | Multi-Qty Lot 10-250

National DM5493AJ Military 4 Bit Binary Counter - NOS

National DM8556N 4 Bit Binary Counter - NOS

4PCS SN74LS163AN 4-bit synchronous binary counter DM74LS163 74LS163 NOS

National DM54177J Military Presettable Binary Counter - NOS

National DM54S194J Military 4 Bit Bi-Directional Shift Register - NOS

(1PC) 54F163ADMQB Binary Counter, 4-Bit, Up Direction, TTL, CDIP16

Fairchild 93S16PC DIP 16 4 bit Binary Counter