| 447241 | DM74185A | BCD-to-Binary and Binary-to-BCD Converters | National Semiconductor |
| 447242 | DM74185AN | BCD-to-Binary and Binary-to-BCD Converters | National Semiconductor |
| 447243 | DM74191 | Synchronous Up/Down 4-Bit Binary Counter with Mode Control | National Semiconductor |
| 447244 | DM74191N | Synchronous Up/Down 4-Bit Binary Counter with Mode Control | National Semiconductor |
| 447245 | DM74197 | Presettable Binary Counter | National Semiconductor |
| 447246 | DM74197N | PRESETTABLE BINARY COUNTERS | National Semiconductor |
| 447247 | DM7420 | Dual 4-Input NAND Gate | Fairchild Semiconductor |
| 447248 | DM7420 | Dual 4-Input NAND Gate | National Semiconductor |
| 447249 | DM7420N | Dual 4-Input NAND Gate | Fairchild Semiconductor |
| 447250 | DM7420N | Dual 4-Input NAND Gates | National Semiconductor |
| 447251 | DM7425J | 7 V, dual 4-input NOR gate | National Semiconductor |
| 447252 | DM7425N | 7 V, dual 4-input NOR gate | National Semiconductor |
| 447253 | DM7426 | Quad 2-Input NAND Gates with High Voltage Open-Collector Outputs | Fairchild Semiconductor |
| 447254 | DM7426 | Quad 2-Input NAND Buffer with High-Voltage Open-Collector Outputs | National Semiconductor |
| 447255 | DM7426CW | Quad 2-Input NAND Buffer with High-Voltage Open-Collector Outputs | Fairchild Semiconductor |
| 447256 | DM7426N | Quad 2-Input NAND Gates with High Voltage Open-Collector Outputs | Fairchild Semiconductor |
| 447257 | DM7426N | 7 V, quad 2-input NAND gate with high voltage open-collector output | National Semiconductor |
| 447258 | DM7427 | Triple 3-Input NOR Gate | National Semiconductor |
| 447259 | DM74279 | Quad Set-Reset Latch | National Semiconductor |
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| 447260 | DM74279N | 7 V, quad set-reset latch | National Semiconductor |
| 447261 | DM7427N | DM7427 Triple 3-Input NOR Gates | National Semiconductor |
| 447262 | DM74283 | 4-Bit Binary Full Adder (with Fast Carry) | National Semiconductor |
| 447263 | DM74283N | 4-Bit Binary Full Adder (with Fast Carry) | National Semiconductor |
| 447264 | DM7430 | 8-Input NAND Gate | National Semiconductor |
| 447265 | DM7430N | 7 V, 8-input NAND gate | National Semiconductor |
| 447266 | DM7432 | Quad 2-Input OR Gate | National Semiconductor |
| 447267 | DM7432N | 7 V, quad 2-input OR gate | National Semiconductor |
| 447268 | DM7437N | Quad 2-Input NAND Buffers | National Semiconductor |
| 447269 | DM7438 | Quad 2-Input NAND Buffers with Open-Collector Outputs | Fairchild Semiconductor |
| 447270 | DM7438 | Quad 2-Input NAND Buffer with Open-Collector Outputs | National Semiconductor |
| 447271 | DM7438M | Quad 2-Input NAND Buffers with Open-Collector Outputs | Fairchild Semiconductor |
| 447272 | DM7438M | 7 V, quad 2-input NAND buffer with open-collector output | National Semiconductor |
| 447273 | DM7438MX | Quad 2-Input NAND Buffer with Open-Collector Outputs | Fairchild Semiconductor |
| 447274 | DM7438N | Quad 2-Input NAND Buffers with Open-Collector Outputs | Fairchild Semiconductor |
| 447275 | DM7438N | 7 V, quad 2-input NAND buffer with open-collector output | National Semiconductor |
| 447276 | DM7439 | Quad 2-Input NAND Buffer with Open-Collector Outputs | National Semiconductor |
| 447277 | DM7439N | DM7439 Quad 2-Input NAND Buffer with Open-Collector Output | National Semiconductor |
| 447278 | DM7440N | 7 V, dual 4-input NAND buffer | National Semiconductor |
| 447279 | DM7442 | BCD to Decimal Decoder | Fairchild Semiconductor |
| 447280 | DM7442A | BCD to Decimal Decoder | Fairchild Semiconductor |
