7400-series integrated circuits
Second sources from Europe and Eastern Bloc

-
Soviet Union
Soviet Union
Czechoslovakia
Czechoslovakia
Czechoslovakia
Poland
Poland
Poland
East Germany
East Germany
-
5400
7400
5400
7400
8400
5400
6400
7400
7400
8400
74
133
К155
MH54
MH74
MH84
UCA54
UCA64
UCY74
D1
E1
74L
134
КР134
-
-
-
-
-
-
-
-
74H
130
К131
-
-
-
-
UCA64H
UCY74H
D2
E2
74S
530
КР531
MH54S
MH74S
MH84S
-
-
UCY74S
DS
-
74LS
533
К555
-
-
-
-
-
UCY74LS
DL
-
74AS
1530
КР1530
-
-
-
-
-
-
-
-
74ALS
1533
КР1533
MH54ALS
MH74ALS
-
-
-
-
-
-
74F
1531
КР1531
-
-
-
-
-
-
-
-
74HC
1564
КР1564
-
-
-
-
-
-
-
-
74HCT
-
-
-
-
-
-
-
-
U74HCT
-
74AC
1554
КР1554
-
-
-
-
-
-
-
-
74ACT
1594
КР1594
-
-
-
-
-
-
-
-
74LVC
5574
-
-
-
-
-
-
-
-
-
74VHC
5584
-
-
-
-
-
-
-
-
-

Question: What series the Poland use the UCA and the UCY?
Answer: Poland used UCA for the 5400 and 6400 series and UCY for the 7400 series.