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FST3125 from FAIRCHIL,Fairchild Semiconductor

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FST3125

Manufacturer: FAIRCHIL

4-Bit Bus Switch

Partnumber Manufacturer Quantity Availability
FST3125 FAIRCHIL 3870 In Stock

Description and Introduction

4-Bit Bus Switch The FST3125 is a high-speed, low-power quad bilateral switch manufactured by Fairchild Semiconductor. Below are its key specifications:

- **Manufacturer**: Fairchild Semiconductor  
- **Type**: Quad Bilateral Switch  
- **Supply Voltage Range**: ±4.5V to ±20V (Dual Supply), 4.5V to 20V (Single Supply)  
- **On-Resistance (Typical)**: 85Ω (at ±15V supply)  
- **Propagation Delay**: 60ns (Typical)  
- **Power Dissipation**: 500mW (Max)  
- **Operating Temperature Range**: -40°C to +85°C  
- **Package Options**: 14-pin PDIP, SOIC, TSSOP  

The FST3125 is designed for analog and digital switching applications, offering low distortion and high-speed performance.  

(Note: Fairchild Semiconductor was acquired by ON Semiconductor in 2016, but the original manufacturer for this part remains Fairchild.)

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