| Electronic component: | Description: | Manuf. | Package | Pins | T°min | T°max | Datasheet |
|---|
| MC74AC257D | Quad 2-input multiplexer with 3-state outputs | Motorola | - | 16 | -40°C | 85°C | 173 K |
| MC74AC257N | Quad 2-input multiplexer with 3-state outputs | Motorola | - | 16 | -40°C | 85°C | 173 K |
| MC74ACT257N | Quad 2-input multiplexer with 3-state outputs | Motorola | - | 16 | -40°C | 85°C | 173 K |
| MC74HC257N | Quad 2-input data selector, multiplexer with 3-state outputs | Motorola | - | 16 | -55°C | 125°C | 175 K |
| MSC2383257D-60BS16 | 8,388,608-word x 32-bit dynamic RAM module | distributor | - | 72 | 0°C | 70°C | 50 K |
| MSC2383257D-60DS16 | 8,388,608-word x 32-bit dynamic RAM module | distributor | - | 72 | 0°C | 70°C | 50 K |
| MSC2383257D-70DS16 | 8,388,608-word x 32-bit dynamic RAM module | distributor | - | 72 | 0°C | 70°C | 50 K |
| SN54LS257BJ | Quad 2-input multiplexer with 3-state outputs | Motorola | DIP | 16 | -55°C | 125°C | 182 K |
| SN74LS257BD | Quad 2-input multiplexer with 3-state outputs | Motorola | SOIC | 16 | 0°C | 70°C | 182 K |
| SN74LS257BN | Quad 2-input multiplexer with 3-state outputs | Motorola | PDIP | 16 | 0°C | 70°C | 182 K |
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