BUY 74LS112N https://www.utsource.net/itm/p/1733255.html

Description: The 74LS112N is a dual J-K flip-flop with reset and complementary outputs from Texas Instruments/Signetics. Features: Low power consumption High speed Inputs and outputs are TTL compatible Reset and complementary outputs Schmitt trigger action on all inputs Applications: Frequency division Pulse rate multiplication Pulse rate division Shift registers Counters Timing circuits (For reference only)