| Electronic component: | Description: | Manuf. | Package | Pins | T°min | T°max | Datasheet |
|---|
| DM74S20CW | Dual 4-Input NAND Gate | Fairchild-Semiconductor | - | - | - | - | 33 K |
| DM74S20N | Dual 4-Input NAND Gate | Fairchild-Semiconductor | MDIP | 14 | - | - | 33 K |
| IDT71B74S20Y | BiCMOS static RAM 64K (8K x 8-bit) cache-tag RAM | Integrated-Device-Technology-Inc- | SOJ | 28 | 0°C | 70°C | 105 K |
| SN74S20D | DUAL 4-INPUT POSITIVE-NAND GATES | Texas-Instruments | D | 14 | 0°C | 70°C | 247 K |
| SN74S20D | DUAL 4-INPUT POSITIVE-NAND GATES | Texas-Instruments | D | 14 | 0°C | 70°C | 247 K |
| SN74S20DR | DUAL 4-INPUT POSITIVE-NAND GATES | Texas-Instruments | D | - | 0°C | 70°C | 247 K |
| SN74S20DR | DUAL 4-INPUT POSITIVE-NAND GATES | Texas-Instruments | D | - | 0°C | 70°C | 247 K |
| SN74S20N | DUAL 4-INPUT POSITIVE-NAND GATES | Texas-Instruments | N | 14 | 0°C | 70°C | 247 K |
| SN74S20N | DUAL 4-INPUT POSITIVE-NAND GATES | Texas-Instruments | N | 14 | 0°C | 70°C | 247 K |
| SN74S20N3 | DUAL 4-INPUT POSITIVE-NAND GATES | Texas-Instruments | N | 14 | 0°C | 70°C | 247 K |
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