SNJ54ALS1005J from Texas Instruments is a INVERTER, ALS SERIES
SNJ54ALS1005FK from Texas Instruments is a INVERTER, ALS SERIES
54ALS153W/883 from National Semiconductor is a MULTIPLEXER 4 LINE INPUT, TTL
54ALS74AE/883 from National Semiconductor is a D FLIP-FLOP, TTL
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