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0-99 Two Digit Counter By IC 74LS48 , 74LS90

This is circuit 0-99 Two Digital Counter.

use IC TTL Digital IC 74LS48 x 2 to LED 7 segment Display,

and 74LS90 x 2 for Decade and Binary Counters.

Input Clock pin 14 from IC 74LS90.

Here is circuit use power supply 5V.