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74LS251

3-STATE 1-of-8 Line Data Selector/Multiplexer

Partnumber Manufacturer Quantity Availability
74LS251 99 In Stock

Description and Introduction

3-STATE 1-of-8 Line Data Selector/Multiplexer The 74LS251 is a 8-input multiplexer with 3-state outputs, manufactured by Texas Instruments. It is part of the 74LS series of logic ICs. Key specifications include:

- **Supply Voltage (VCC):** 4.75V to 5.25V
- **Operating Temperature Range:** 0°C to 70°C
- **Input Voltage (VIH):** 2V (min), 7V (max)
- **Input Voltage (VIL):** 0.8V (max)
- **Output Voltage (VOH):** 2.7V (min)
- **Output Voltage (VOL):** 0.5V (max)
- **Propagation Delay:** Typically 15ns
- **Power Dissipation:** 45mW (typical)
- **Package Type:** 16-pin DIP (Dual In-line Package) or SOIC (Small Outline Integrated Circuit)

The 74LS251 features 8 data inputs, 3 select inputs, and a single output with 3-state capability, allowing it to be connected to a bus system. It also includes an enable input to control the output state.

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