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DM74LS157N from NSC,National Semiconductor

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DM74LS157N

Manufacturer: NSC

Quad 2-Line to 1-Line Data Selectors/Multiplexers

Partnumber Manufacturer Quantity Availability
DM74LS157N NSC 488 In Stock

Description and Introduction

Quad 2-Line to 1-Line Data Selectors/Multiplexers The DM74LS157N is a quad 2-input multiplexer manufactured by National Semiconductor (NSC). Here are its key specifications:

- **Function**: Quad 2-input multiplexer (4-bit multiplexer with common select and enable inputs).
- **Logic Family**: 74LS (Low-power Schottky TTL).
- **Supply Voltage (VCC)**: 4.75V to 5.25V (nominal 5V).
- **Input High Voltage (VIH)**: Min 2V.
- **Input Low Voltage (VIL)**: Max 0.8V.
- **Output High Voltage (VOH)**: Min 2.7V (at IOH = -0.4mA).
- **Output Low Voltage (VOL)**: Max 0.5V (at IOL = 8mA).
- **Propagation Delay**: Typically 15ns (max 24ns) at 5V, 25°C.
- **Power Dissipation**: Typically 32mW per package.
- **Operating Temperature Range**: 0°C to 70°C.
- **Package**: 16-pin DIP (Dual In-line Package).
- **Pin Configuration**: Includes four data inputs (A and B), two select inputs (S), and an enable input (E̅), with four outputs (Y).

This information is based on the manufacturer's datasheet.

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