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SN74128 from TI,Texas Instruments

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SN74128

Manufacturer: TI

50 Ohm Line Drivers

Partnumber Manufacturer Quantity Availability
SN74128 TI 170 In Stock

Description and Introduction

50 Ohm Line Drivers The SN74128 is a quad 2-input positive-NOR buffer manufactured by Texas Instruments (TI).  

**Specifications:**  
- **Logic Type:** Buffer/Driver  
- **Number of Inputs:** 2 per gate (Quad package)  
- **Number of Gates:** 4  
- **Logic Family:** TTL (Transistor-Transistor Logic)  
- **Supply Voltage (VCC):** 4.75V to 5.25V (standard TTL levels)  
- **Operating Temperature Range:** 0°C to 70°C (commercial grade)  
- **Propagation Delay:** Typically 22ns (varies with conditions)  
- **Output Current:** Up to 16mA (sink/source capability)  
- **Package Options:** 14-pin PDIP, SOIC, and other through-hole/SMD packages  

**Descriptions and Features:**  
- The SN74128 contains four independent 2-input NOR buffers with standard TTL switching levels.  
- Designed for general-purpose logic applications requiring buffering or signal inversion.  
- High fan-out capability, compatible with other TTL logic families.  
- Standard pinout configuration for easy integration into existing designs.  
- Robust construction with overvoltage and ESD protection (within TTL limits).  

For exact electrical characteristics and timing diagrams, refer to the official TI datasheet.

Application Scenarios & Design Considerations

50 Ohm Line Drivers

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