| Electronic component: | Description: | Manuf. | Package | Pins | T°min | T°max | Datasheet |
|---|
| DM74LS51M | Dual 2-Wide 2-Input 2-Wide 3-Input AND-OR-INVERT Gate | Fairchild-Semiconductor | SOIC | 14 | - | - | 47 K |
| DM74LS51MX | Dual 2-Wide 2-Input 2-Wide 3-Input AND-OR-INVERT Gate | Fairchild-Semiconductor | SOIC | 14 | - | - | 47 K |
| DM74LS51N | Dual 2-Wide 2-Input 2-Wide 3-Input AND-OR-INVERT Gate | Fairchild-Semiconductor | MDIP | 14 | - | - | 47 K |
| HD74LS51 | 2-wide 2-input, 2-wide 3-input AND-OR-INVERT Gates | distributor | - | - | - | - | 42 K |
| HD74LS51 | 2-wide 2-input, 2-wide 3-input AND-OR-INVERT Gates | distributor | - | - | - | - | 42 K |
| SN74LS51D | Dual 2-wide 2-input/3-input and-OR-invert gate | Motorola | SOIC | 14 | 0°C | 70°C | 48 K |
| SN74LS51D | DUAL 2-WIDE 2-INPUT AND 3-INPUT AND-NOR GATES | Texas-Instruments | D | 14 | 0°C | 70°C | 221 K |
| SN74LS51DR | DUAL 2-WIDE 2-INPUT AND 3-INPUT AND-NOR GATES | Texas-Instruments | D | 14 | 0°C | 70°C | 221 K |
| SN74LS51N | Dual 2-wide 2-input/3-input and-OR-invert gate | Motorola | PDIP | 14 | 0°C | 70°C | 48 K |
| SN74LS51N | DUAL 2-WIDE 2-INPUT AND 3-INPUT AND-NOR GATES | Texas-Instruments | N | 14 | 0°C | 70°C | 221 K |
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