IC1, IC2 - 74HC245
IC3 - 74HC573
IC4 - 74HC14
D1, D2 - 1N1418 or KD522
R1 - 9k1 or 10k
R2 - 1k
R3, R4 - 2k2
R-PACK1, R-PACK2 - 6k8 x 9 or 6k8..10k x 8
C1 - 220n
BU5 - Straight pin-header, division 2.54 , 2 x16
BU7 - Straight pin-header, division 2.54 , 1 x5
Optional:
Surface Mount 0.8mm SSOP-56 Socket Meritec 980022-56-01
Solder chip on adapter contactpads or apply socket.