| 653201 | HD74LS221 | Dual Monostable Multivibrators | Hitachi Semiconductor |
| 653202 | HD74LS240 | Octal Buffers/Line Drivers/Line Receivers with inverted 3-state outputs | Hitachi Semiconductor |
| 653203 | HD74LS240 | Octal Buffers/Line Drivers/Line Receivers | Hitachi Semiconductor |
| 653204 | HD74LS240P | Octal buffers/line drivers/line receivers | Hitachi Semiconductor |
| 653205 | HD74LS241 | Octal Buffers/Line Drivers/Line Receivers with non-inverted 3-state outputs | Hitachi Semiconductor |
| 653206 | HD74LS241 | Octal Buffers/Line Drivers/Line Receivers | Hitachi Semiconductor |
| 653207 | HD74LS242 | Quad Bus Transceivers | Hitachi Semiconductor |
| 653208 | HD74LS242 | Quad. Bus Transceivers with inverted 3-state outputs | Hitachi Semiconductor |
| 653209 | HD74LS243 | Quad Bus Transceivers | Hitachi Semiconductor |
| 653210 | HD74LS243 | Quad. Bus Transceivers with non-inverted 3-state outputs | Hitachi Semiconductor |
| 653211 | HD74LS244 | Octal Buffers/Line Drivers/Line Receivers with non-inverted 3-state outputs | Hitachi Semiconductor |
| 653212 | HD74LS244 | Octal Buffers/Line Drivers/Line Receivers | Hitachi Semiconductor |
| 653213 | HD74LS245 | Octal Bus Transceivers | Hitachi Semiconductor |
| 653214 | HD74LS245 | Octal Bus Transceivers with 3-state outputs | Hitachi Semiconductor |
| 653215 | HD74LS247 | BCD to Seven Segment Decoders/Drivers | Hitachi Semiconductor |
| 653216 | HD74LS247 | BCD-to-Seven Segment Decode/Driver with 15V outputs | Hitachi Semiconductor |
| 653217 | HD74LS248 | BCD to Seven Segment Decoders/Drivers | Hitachi Semiconductor |
| 653218 | HD74LS248 | BCD-to-Seven Segment Decode/Driver with Internal Pull-up outputs | Hitachi Semiconductor |
| 653219 | HD74LS249 | BCD-to-Seven Segment Decode/Driver with Open Collector outputs | Hitachi Semiconductor |
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| 653220 | HD74LS249 | BCD to Seven Segment Decoders/Drivers | Hitachi Semiconductor |
| 653221 | HD74LS251 | 1 of 8 Data Selectors/Multiplexers | Hitachi Semiconductor |
| 653222 | HD74LS251 | 1-of-8 Data Selector/Multiplexer with strobe and 3-state outputs | Hitachi Semiconductor |
| 653223 | HD74LS253 | Dual 4 line-to-1 line Data Selector/Multiplexer with 3-state outputs | Hitachi Semiconductor |
| 653224 | HD74LS253 | Dual 4-line to 1-line Data Selectors/Multiplexers | Hitachi Semiconductor |
| 653225 | HD74LS257 | Quad. 2 line-to-1 line Data Selectors/Multiplexers with noninverted 3-state outputs | Hitachi Semiconductor |
| 653226 | HD74LS257 | Quad 2-line to 1-line Data Selectors/Multiplexers | Hitachi Semiconductor |
| 653227 | HD74LS258 | Quad 2-line to 1-line Data Selectors/Multiplexers | Hitachi Semiconductor |
| 653228 | HD74LS258 | Quad. 2-to-1 line Data Selectors/Multiplexers with inverted 3-state outputs | Hitachi Semiconductor |
| 653229 | HD74LS259 | 8-bit Addressable Latch | Hitachi Semiconductor |
| 653230 | HD74LS259 | 8-Bit Addressable Latches | Hitachi Semiconductor |
| 653231 | HD74LS26 | Quad 2-input High voltage Interface Positive NAND Gates | Hitachi Semiconductor |
| 653232 | HD74LS26 | Quad. 2-input High-Voltage Interface NAND Gates | Hitachi Semiconductor |
| 653233 | HD74LS266 | Quad. 2-input Exclusive-NOR Gates with Open Collector output | Hitachi Semiconductor |
| 653234 | HD74LS266 | Quad 2-Input Exclusive NOR Gates | Hitachi Semiconductor |
| 653235 | HD74LS27 | Triple 3-input Positive NOR Gates | Hitachi Semiconductor |
| 653236 | HD74LS27 | Triple 3-input NOR Gates | Hitachi Semiconductor |
| 653237 | HD74LS273 | Octal D-Type Positive Edge Triggered Flip Flops (with clear) | Hitachi Semiconductor |
| 653238 | HD74LS273 | Octal D-type Edge-triggered Flip-Flops with Clear | Hitachi Semiconductor |
| 653239 | HD74LS279 | Quad S-R Latches | Hitachi Semiconductor |
| 653240 | HD74LS279 | Quad. S-R Latches | Hitachi Semiconductor |
