| 型号 | 厂商 | 描述 |
| sn74ls259bnsrg4 | Texas Instruments | IC ADDRESSABLE LATCH SGL 16SOP |
| sn74ls266d | Texas Instruments | IC QUAD 2-IN EX-NOR W/OC 14-SOIC |
| sn74ls266de4 | Texas Instruments | IC QUAD 2-IN EX-NOR W/OC 14-SOIC |
| sn74ls266dg4 | Texas Instruments | IC QUAD 2-IN EX-NOR W/OC 14-SOIC |
| sn74ls266dr | Texas Instruments | IC QUAD 2-IN EX-NOR W/OC 14-SOIC |
| sn74ls266dre4 | Texas Instruments | IC QUAD 2-IN EX-NOR W/OC 14-SOIC |
| sn74ls266drg4 | Texas Instruments | IC QUAD 2-IN EX-NOR W/OC 14-SOIC |
| sn74ls266n | Texas Instruments | IC QUAD 2-IN EX-NOR W/OC 14-DIP |
| sn74ls266ne4 | Texas Instruments | IC QUAD 2-IN EX-NOR W/OC 14-DIP |
| sn74ls266nsr | Texas Instruments | IC QUAD 2-IN EX-NOR W/OC 14-SOP |
| sn74ls266nsre4 | Texas Instruments | IC QUAD 2-IN EX-NOR W/OC 14-SOP |
| sn74ls266nsrg4 | Texas Instruments | IC QUAD 2-IN EX-NOR W/OC 14-SO |
| sn74ls26d | Texas Instruments | IC GATE NAND QUAD 2INPUT 14SOIC |
| sn74ls26de4 | Texas Instruments | IC GATE NAND QUAD 2INPUT 14SOIC |
| sn74ls26dg4 | Texas Instruments | IC GATE NAND QUAD 2INPUT 14SOIC |
| sn74ls26dr | Texas Instruments | IC GATE NAND QUAD 2-INP 14SOIC |
| sn74ls26dr | Texas Instruments | IC GATE NAND QUAD 2-INP 14SOIC |
| sn74ls26dr | Texas Instruments | IC GATE NAND QUAD 2-INP 14SOIC |
| sn74ls26dre4 | Texas Instruments | IC GATE NAND QUAD 2INPUT 14SOIC |
| sn74ls26drg4 | Texas Instruments | IC GATE NAND QUAD 2INPUT 14SOIC |
| sn74ls26n | Texas Instruments | IC QUAD 2IN POS-NAND GATE 14-DIP |
| sn74ls26ne4 | Texas Instruments | IC QUAD 2IN POS-NAND GATE 14-DIP |
| sn74ls26nsr | Texas Instruments | IC GATE NAND QUAD 2INPUT 14SOP |
| sn74ls26nsre4 | Texas Instruments | IC GATE NAND QUAD 2INPUT 14SOP |
| sn74ls26nsrg4 | Texas Instruments | IC GATE NAND QUAD 2INPUT 14SOP |
| sn74ls273dw | Texas Instruments | IC OCT EDG-TRG D-TYPE F-F 20SOIC |
| sn74ls273dwe4 | Texas Instruments | IC OCT EDG-TRG D-TYPE F-F 20SOIC |
| sn74ls273dwg4 | Texas Instruments | IC FLIP FLOP D-TYPE SGL 20SOIC |
| sn74ls273dwr | Texas Instruments | IC OCTAL F/F W/CLEAR 20-SOIC |
| sn74ls273dwr | Texas Instruments | IC OCTAL F/F W/CLEAR 20-SOIC |
| sn74ls273dwr | Texas Instruments | IC OCTAL F/F W/CLEAR 20-SOIC |
| sn74ls273dwre4 | Texas Instruments | IC OCT EDG-TRG D-TYPE F-F 20SOIC |
| sn74ls273dwrg4 | Texas Instruments | IC FLIP FLOP D-TYPE SGL 20SOIC |
| sn74ls273n | Texas Instruments | IC OCT D-TYPE FLIP-FLOP 20-DIP |
| sn74ls273ne4 | Texas Instruments | IC OCTAL F/F W/CLEAR 20-DIP |
| sn74ls273nsr | Texas Instruments | IC OCT EDG-TRG D-TYPE F-F 20SOP |
| sn74ls273nsr | Texas Instruments | IC OCT EDG-TRG D-TYPE F-F 20SOP |
| sn74ls273nsr | Texas Instruments | IC OCT EDG-TRG D-TYPE F-F 20SOP |
| sn74ls273nsrg4 | Texas Instruments | IC OCT EDG-TRG D-TYPE F-F 20SOP |
| sn74ls279ad | Texas Instruments | IC QUAD /S /R LATCH 16-SOIC |
| sn74ls279ade4 | Texas Instruments | IC QUAD S-R LATCHES 16-SOIC |
| sn74ls279adg4 | Texas Instruments | IC S-R LATCH QUAD TRI-ST 16SOIC |
| sn74ls279adr | Texas Instruments | IC QUAD S-R LATCHES 16-SOIC |
| sn74ls279adr | Texas Instruments | IC QUAD S-R LATCHES 16-SOIC |
| sn74ls279adr | Texas Instruments | IC QUAD S-R LATCHES 16-SOIC |
| sn74ls279adre4 | Texas Instruments | IC QUAD S-R LATCHES 16-SOIC |
| sn74ls279adrg4 | Texas Instruments | IC S-R LATCH QUAD TRI-ST 16SOIC |
| sn74ls279an | Texas Instruments | IC QUAD NOT-S/NOT-R LATCH 16-DIP |
| sn74ls279ane4 | Texas Instruments | IC QUAD S-R LATCHES 16-DIP |
| sn74ls279ansr | Texas Instruments | IC QUAD S-R LATCHES 16-SOP |