| 263 | SL74HC14D | Hex Schmitt-Trigger Inverter |
| 264 | SL74HC14N | Hex Schmitt-Trigger Inverter |
| 265 | SL74HC151 | 8-Input Data Selector/Multiplexer |
| 266 | SL74HC151D | 8-Input Data Selector/Multiplexer |
| 267 | SL74HC151N | 8-Input Data Selector/Multiplexer |
| 268 | SL74HC153 | Dual 4-Input Data Selector/Multiplexer |
| 269 | SL74HC153D | Dual 4-Input Data Selector/Multiplexer |
| 270 | SL74HC153N | Dual 4-Input Data Selector/Multiplexer |
| 271 | SL74HC154 | 1- of-16 Decoder/Demultiplexer |
| 272 | SL74HC154D | 1- of-16 Decoder/Demultiplexer |
| 273 | SL74HC154N | 1- of-16 Decoder/Demultiplexer |
| 274 | SL74HC157 | Quad 2-Input Data Selectors/Multiplexer |
| 275 | SL74HC157D | Quad 2-Input Data Selectors/Multiplexer |
| 276 | SL74HC157N | Quad 2-Input Data Selectors/Multiplexer |
| 277 | SL74HC158 | Quad 2-Input Data Selectors/Multiplexers |
| 278 | SL74HC158D | Quad 2-Input Data Selectors/Multiplexers |
| 279 | SL74HC158N | Quad 2-Input Data Selectors/Multiplexers |
| 280 | SL74HC161 | Presettable Counters |
| 281 | SL74HC161D | Presettable Counters |
| 282 | SL74HC161N | Presettable Counters |
| 283 | SL74HC163 | Presettable Counters |
| 284 | SL74HC163D | Presettable Counters |
| 285 | SL74HC163N | Presettable Counters |
| 286 | SL74HC164 | 8-Bit Serial-Input/Parallel-Output8-Bit Serial-Input/Parallel-Output Shift Register |
| 287 | SL74HC164D | 8-Bit Serial-Input/Parallel-Output8-Bit Serial-Input/Parallel-Output Shift Register |
| 288 | SL74HC164N | 8-Bit Serial-Input/Parallel-Output8-Bit Serial-Input/Parallel-Output Shift Register |
| 289 | SL74HC165 | 8-Bit Serial or Parallel-Input/ Serial-Output Shift Register |
| 290 | SL74HC165D | 8-Bit Serial or Parallel-Input/ Serial-Output Shift Register |
| 291 | SL74HC165N | 8-Bit Serial or Parallel-Input/ Serial-Output Shift Register |
| 292 | SL74HC166 | 8-Bit Serial or Parallel-Input/ Serial-Output Shift Register |
| 293 | SL74HC166D | 8-Bit Serial or Parallel-Input/ Serial-Output Shift Register |
| 294 | SL74HC166H | 8-bit serial or parallel-input/serial-output shift register. High-performance silicon-gate CMOS. |
| 295 | SL74HC166N | 8-Bit Serial or Parallel-Input/ Serial-Output Shift Register |
| 296 | SL74HC174 | Hex D Flip-Flop with Common Clock and Reset |
| 297 | SL74HC174D | Hex D flip-flop with common clock and reset. High-performance silicon-gate CMOS. |
| 298 | SL74HC174N | Hex D Flip-Flop with Common Clock and Reset |
| 299 | SL74HC175 | Quad D Flip-Flop with Common Clock and Reset |
| 300 | SL74HC175D | Quad D Flip-Flop with Common Clock and Reset |
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