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54LS74 from NS,National Semiconductor

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54LS74

Manufacturer: NS

Dual Positive-Edge-Triggered D Flip-Flop with Preset, Clear and Complementrary Outputs

Partnumber Manufacturer Quantity Availability
54LS74 NS 15 In Stock

Description and Introduction

Dual Positive-Edge-Triggered D Flip-Flop with Preset, Clear and Complementrary Outputs The 54LS74 is a dual D-type flip-flop integrated circuit manufactured by National Semiconductor (NS). Key specifications include:

- **Logic Family**: 54LS (Low-power Schottky)
- **Number of Flip-Flops**: 2
- **Triggering Type**: Positive-edge triggered
- **Supply Voltage (VCC)**: 4.75V to 5.25V
- **Operating Temperature Range**: -55°C to +125°C
- **Propagation Delay**: Typically 20 ns
- **Power Dissipation**: Typically 20 mW per flip-flop
- **Input Current (High)**: -0.4 mA
- **Input Current (Low)**: 0.8 mA
- **Output Current (High)**: -0.4 mA
- **Output Current (Low)**: 8 mA
- **Package Type**: Ceramic Dual In-line Package (DIP)

These specifications are typical for the 54LS74 under standard operating conditions.

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