IC TTL/H/L SERIES, 8-BIT PARITY GENERATOR/CHECKER, COMPLEMENTARY OUTPUT, PDIP14, PLASTIC, DIP-14, Arithmetic Circuit
IC TTL/H/L SERIES, 4-BIT ADDER/SUBTRACTOR, PDIP16, PLASTIC, DIP-16, Arithmetic Circuit
IC LS SERIES, ASYN NEGATIVE EDGE TRIGGERED 3-BIT UP BINARY COUNTER, PDIP14, PLASTIC, DIP-14, Counter