HD74HC78 Datasheet, PDF (3/10 Pages) Hitachi Semiconductor – Dual J-K Flip-Flops (with Preset, Common Clear and Common Clock)

Block Diagram (1//2)
To Other FF
PR
CLR
J
K
#
CK
CK
# ^CK
# _CK
CK
CK
CK
CK
CK
#
CK
#
CK
CK
CK
To Other FF
HD74HC78
Q
Q
3