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SN54LS42J from TI,Texas Instruments

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15.137ms

SN54LS42J

Manufacturer: TI

ONE-OF-TEN DECODER

Partnumber Manufacturer Quantity Availability
SN54LS42J TI 1000 In Stock

Description and Introduction

ONE-OF-TEN DECODER The SN54LS42J is a BCD-to-decimal decoder manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Logic Type**: BCD-to-Decimal Decoder  
- **Technology**: LS (Low-Power Schottky)  
- **Supply Voltage (VCC)**: 4.75V to 5.25V  
- **Operating Temperature Range**: -55°C to +125°C  
- **Package**: Ceramic DIP (Dual In-line Package)  
- **Number of Pins**: 16  
- **Output Type**: Active-Low  
- **Propagation Delay**: Typically 21ns  
- **Power Dissipation**: Low (compatible with LS family)  

### **Descriptions:**  
The SN54LS42J decodes a 4-bit Binary-Coded Decimal (BCD) input into one of ten mutually exclusive outputs (0-9). It features active-low outputs, meaning only the selected output goes low while others remain high.  

### **Features:**  
- **High-Speed Operation**: Optimized for fast switching.  
- **Low Power Consumption**: Designed for energy efficiency.  
- **Wide Operating Temperature Range**: Suitable for military and industrial applications.  
- **Schottky-Clamped Inputs**: Improves noise immunity and speed.  
- **Open-Collector Outputs**: Allows wired-OR connections.  

This part is part of TI’s **54-series**, which is designed for harsh environments, unlike the commercial-grade **74-series**.

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