The SN74LS90N is a Decade counters, consisting of 3 JK flip flops and a RS trigger. With 4 input reset enable terminals, multi chip cascade can be easily realized
● 10 binary BCD Decade counters, or 5 binary permutation code
● Fully compatible with TTL/DTL input and output logic level
● Package : DIP14, SOP14
● Digital count logic driver
● Industrial control applications
● Other application areasBattery-powered equipment