| 1480921 | SN74LS283N3 | 4-Bit Binary Full Adders With Fast Carry | Texas Instruments |
| 1480922 | SN74LS283NE4 | 4-Bit Binary Full Adders With Fast Carry 16-PDIP 0 to 70 | Texas Instruments |
| 1480923 | SN74LS283NSR | 4-Bit Binary Full Adders With Fast Carry | Texas Instruments |
| 1480924 | SN74LS28D | QUAD 2-INPUT NOR BUFFER | Motorola |
| 1480925 | SN74LS28D | QUADRUPLE 2-INPUT POSITIVE-NOR BUFFERS | Texas Instruments |
| 1480926 | SN74LS28DR | Quad 2-input Positive-NOR buffers 14-SOIC 0 to 70 | Texas Instruments |
| 1480927 | SN74LS28N | QUAD 2-INPUT NOR BUFFER | Motorola |
| 1480928 | SN74LS28N | QUADRUPLE 2-INPUT POSITIVE-NOR BUFFERS | Texas Instruments |
| 1480929 | SN74LS28N3 | Quad 2-input Positive-NOR buffers 14-PDIP 0 to 70 | Texas Instruments |
| 1480930 | SN74LS290 | DECADE AND 4-BIT BINARY COUNTERS | Texas Instruments |
| 1480931 | SN74LS290-D | DECADE COUNTER 4-BIT BINARY COUNTER | ON Semiconductor |
| 1480932 | SN74LS290D | DECADE COUNTER; 4-BIT BINARY COUNTER | Motorola |
| 1480933 | SN74LS290D | DECADE COUNTER 4-BIT BINARY COUNTER | ON Semiconductor |
| 1480934 | SN74LS290D | DECADE AND 4-BIT BINARY COUNTERS | Texas Instruments |
| 1480935 | SN74LS290DR | Decade Counters 14-SOIC 0 to 70 | Texas Instruments |
| 1480936 | SN74LS290DR2 | DECADE COUNTER; 4-BIT BINARY COUNTER | ON Semiconductor |
| 1480937 | SN74LS290N | DECADE COUNTER; 4-BIT BINARY COUNTER | Motorola |
| 1480938 | SN74LS290N | DECADE COUNTER 4-BIT BINARY COUNTER | ON Semiconductor |
| 1480939 | SN74LS290N | DECADE AND 4-BIT BINARY COUNTERS | Texas Instruments |
|
| 1480940 | SN74LS292 | Programmable Frequency Divider / Digital Timer | Texas Instruments |
| 1480941 | SN74LS292N | Programmable Frequency Divider / Digital Timer | Texas Instruments |
| 1480942 | SN74LS292N3 | Programmable Frequency Divider / Digital Timer | Texas Instruments |
| 1480943 | SN74LS293 | DECADE COUNTER; 4-BIT BINARY COUNTER | Motorola |
| 1480944 | SN74LS293 | 4-Bit Binary Counters | Texas Instruments |
| 1480945 | SN74LS293D | DECADE COUNTER; 4-BIT BINARY COUNTER | Motorola |
| 1480946 | SN74LS293D | DECADE COUNTER 4-BIT BINARY COUNTER | ON Semiconductor |
| 1480947 | SN74LS293D | 4-Bit Binary Counters | Texas Instruments |
| 1480948 | SN74LS293DR | 4-Bit Binary Counters | Texas Instruments |
| 1480949 | SN74LS293DR2 | DECADE COUNTER; 4-BIT BINARY COUNTER | ON Semiconductor |
| 1480950 | SN74LS293N | DECADE COUNTER; 4-BIT BINARY COUNTER | Motorola |
| 1480951 | SN74LS293N | DECADE COUNTER 4-BIT BINARY COUNTER | ON Semiconductor |
| 1480952 | SN74LS293N | 4-Bit Binary Counters | Texas Instruments |
| 1480953 | SN74LS293NE4 | 4-Bit Binary Counters 14-PDIP 0 to 70 | Texas Instruments |
| 1480954 | SN74LS294 | Programmable Frequency Divider / Digital Timer | Texas Instruments |
| 1480955 | SN74LS294N | Programmable Frequency Divider / Digital Timer | Texas Instruments |
| 1480956 | SN74LS295B | 4-BIT RIGHT-SHIFT LEFT-SHIFT REGISTERS WITH 3-STATE OUTPUTS | Texas Instruments |
| 1480957 | SN74LS295BD | 4-BIT RIGHT-SHIFT LEFT-SHIFT REGISTERS WITH 3-STATE OUTPUTS | Texas Instruments |
| 1480958 | SN74LS295BN | 4-BIT RIGHT-SHIFT LEFT-SHIFT REGISTERS WITH 3-STATE OUTPUTS | Texas Instruments |
| 1480959 | SN74LS297 | Digital Phase-Locked-Loop Filters | Texas Instruments |
| 1480960 | SN74LS297N | Digital Phase-Locked-Loop Filters | Texas Instruments |
