SN54/74LS490 DUAL DECADE COUNTER The SN54 / 74LS49.
Motorola Inc
SN54LS490 - DUAL DECADE COUNTER
SN54/74LS490 DUAL DECADE COUNTER The SN54 / 74LS490 contains a pair of high-speed 4-stage ripple counters. Each half of the SN54 / 74LS490 has individ.
