| 型號(hào) | 廠商 | 描述 |
| hd7423 2 3 4 |
Hitachi,Ltd. | Quadruple 2-Input Positive-NAND Gates 20-LCCC -55 to 125 |
| hd7425 2 3 4 |
Hitachi,Ltd. | Quadruple 2-Input Positive-NAND Gates 14-CDIP -55 to 125 |
| hd74251 2 3 4 |
Hitachi,Ltd. | Quadruple 2-Input Positive-NAND Gates 14-CDIP -55 to 125 |
| hd7426 2 3 4 |
Hitachi,Ltd. | Quadruple 2-Input Positive-NAND Gates 20-LCCC -55 to 125 |
| hd7427 2 3 4 |
Hitachi,Ltd. | Quadruple 2-Input Positive-NAND Gates 14-CDIP -55 to 125 |
| hd74279 2 3 4 |
Hitachi,Ltd. | Quadruple 2-Input Positive-NAND Gates 14-CFP -55 to 125 |
| hd74283 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S Series |
| hd74290 2 3 4 |
Hitachi,Ltd. | Quadruple 2-Input Positive-NOR Gates 20-LCCC -55 to 125 |
| hd74293 2 3 4 |
Hitachi,Ltd. | Quadruple 2-Input Positive-NOR Gates 14-CFP -55 to 125 |
| hd7440 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S Series |
| hd7442a 2 3 4 |
Hitachi,Ltd. | Quadruple 2-Input Positive-AND Gates With Open-Collector Outputs 14-CDIP -55 to 125 |
| hd7443a 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S Series |
| hd7444a 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S Series |
| hd7445 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S Series |
| hd7446a 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S Series |
| hd7447a 2 3 4 |
Hitachi,Ltd. | Quadruple 2-Input Positive-NOR Buffers 20-LCCC -55 to 125 |
| hd7450 2 3 4 |
Hitachi,Ltd. | Hex Drivers 20-LCCC -55 to 125 |
| hd7451 2 3 4 |
Hitachi,Ltd. | Hex Drivers 14-CDIP -55 to 125 |
| hd7453 2 3 4 |
Hitachi,Ltd. | Hex Drivers 14-CFP -55 to 125 |
| hd7454 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S Series |
| hd7460 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S Series |
| hd7472 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S Series |
| hd7473 2 3 4 |
Hitachi,Ltd. | Hex Noninverting Buffers With Open-Collector Outputs 14-CDIP -55 to 125 |
| hd7474 2 3 4 |
Hitachi,Ltd. | Hex Noninverting Buffers With Open-Collector Outputs 20-LCCC -55 to 125 |
| hd7475 2 3 4 |
Hitachi,Ltd. | Hex Noninverting Buffers With Open-Collector Outputs 14-CDIP -55 to 125 |
| hd7476 2 3 4 |
Hitachi,Ltd. | Hex Noninverting Buffers With Open-Collector Outputs 14-CFP -55 to 125 |
| hd7483a 2 3 4 |
Hitachi,Ltd. | Dual J-K Positive-Edge-Triggered Flip-Flops With Clear And Preset 20-LCCC -55 to 125 |
| hd74h183 2 3 4 |
Hitachi,Ltd. | Quadruple D-type Flip-Flops With Clear 16-CDIP -55 to 125 |
| hd74s151 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S Series |
| hd74s157 2 3 4 |
Hitachi,Ltd. | Octal D-type Transparent Latches With 3-State Outputs 20-CDIP -55 to 125 |
| hd74s174 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S Series |
| hd74s175 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S Series |
| hd74s181 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S Series |
| hd74s182 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S Series |
| hd74s20 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S Series |
| hd74s22 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S Series |
| hd74s251 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S Series |
| hd74s257 2 3 4 |
Hitachi,Ltd. | Octal D-type Edge Triggered Flip-Flops with 3-state Outputs 20-CDIP -55 to 125 |
| hd74s258 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S Series |
| hd74s280 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S Series |
| hd74s65 2 3 4 |
Hitachi,Ltd. | Synchronous 4-Bit Up/Down Binary Counters With 3-State Outputs 20-LCCC -55 to 125 |
| hd74s74 2 3 4 |
Hitachi,Ltd. | Synchronous 4-Bit Up/Down Binary Counters With 3-State Outputs 20-CDIP -55 to 125 |
| hd74156 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S series |
| hd74157 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S series |
| hd74159 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S series |
| hd74177 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S series |
| hd74180 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S series |
| hd74182 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S series |
| hd74190 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S Series |
| hd74191 2 3 4 |
Hitachi,Ltd. | TTL HD74/HD74S Series |