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1 M54HC191 4 BIT SYNCHRONOUS UP/DOWN COUNTERS 306K ST 4434504
2 M54HC191 RAD-HARD 4 BIT SYNCHRONOUS UP/DOWN COUNTERS 399K ST 2176941
3 M54HC191_04 RAD-HARD 4 BIT SYNCHRONOUS UP/DOWN COUNTERS 399K ST 2176936
4 M54HC191B1R 4 BIT SYNCHRONOUS UP/DOWN COUNTERS 306K ST 4434503
5 M54HC191C1R 4 BIT SYNCHRONOUS UP/DOWN COUNTERS 306K ST 4334679
6 M54HC191D RAD-HARD 4 BIT SYNCHRONOUS UP/DOWN COUNTERS 399K ST 2176940
7 M54HC191D1 RAD-HARD 4 BIT SYNCHRONOUS UP/DOWN COUNTERS 399K ST 2176939
8 M54HC191F1R 4 BIT SYNCHRONOUS UP/DOWN COUNTERS 306K ST 4752199
9 M54HC191K RAD-HARD 4 BIT SYNCHRONOUS UP/DOWN COUNTERS 399K ST 2176938
10 M54HC191K1 RAD-HARD 4 BIT SYNCHRONOUS UP/DOWN COUNTERS 399K ST 2176937
11 M54HC191M1R 4 BIT SYNCHRONOUS UP/DOWN COUNTERS 306K ST 4267649