Motorola => Freescale

DUAL JK NEGATIVE EDGE-TRIGGERED FLIP-FLOP LOW POWER SCHOTTKY

Fairchild Semiconductor

Dual Negative-Edge-Triggered Master-Slave J-K Flip-Flops with Clear and Complementary Outputs

Hitachi -> Renesas Electronics

Dual J-K Flip-Flops(with Clear)

Fairchild Semiconductor

DUAL JK FLIP-FLOP(With Separate Clears and Clocks)

Fairchild Semiconductor

DUAL JK FLIP-FLOP(With Separate Clears and Clocks)