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54LS257A from F

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54LS257A

Manufacturer: F

TRI-STATE Quad 2-Data Selectors/Multiplexers

Partnumber Manufacturer Quantity Availability
54LS257A F 30 In Stock

Description and Introduction

TRI-STATE Quad 2-Data Selectors/Multiplexers The 54LS257A is a quad 2-input multiplexer with 3-state outputs, manufactured by Fairchild Semiconductor (now part of ON Semiconductor). Here are the key specifications:

- **Logic Family**: 54LS (Low-power Schottky)
- **Function**: Quad 2-input multiplexer
- **Number of Inputs**: 2 per multiplexer (total of 8 inputs)
- **Number of Outputs**: 4 (3-state outputs)
- **Output Type**: 3-state
- **Supply Voltage (VCC)**: 4.75V to 5.25V
- **Operating Temperature Range**: -55°C to +125°C
- **Propagation Delay**: Typically 15 ns
- **Power Dissipation**: Typically 32 mW
- **Package**: 16-pin DIP (Dual In-line Package)
- **High-Level Output Current**: -0.4 mA
- **Low-Level Output Current**: 8 mA
- **Input Current (High or Low)**: ±20 µA
- **Output Drive Capability**: 10 LSTTL loads

These specifications are based on the standard 54LS257A datasheet from Fairchild Semiconductor.

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