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M74HCT157B1R from ST,ST Microelectronics

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M74HCT157B1R

Manufacturer: ST

QUAD 2 CHANNEL MULTIPLEXER

Partnumber Manufacturer Quantity Availability
M74HCT157B1R ST 975 In Stock

Description and Introduction

QUAD 2 CHANNEL MULTIPLEXER The M74HCT157B1R is a quad 2-input multiplexer manufactured by STMicroelectronics. Here are its key specifications, descriptions, and features:

### **Specifications:**  
- **Logic Type:** Quad 2-Input Multiplexer  
- **Technology:** HCT (High-Speed CMOS with TTL Compatibility)  
- **Supply Voltage Range:** 4.5V to 5.5V  
- **Operating Temperature Range:** -40°C to +125°C  
- **Input Levels:** TTL-Compatible  
- **Propagation Delay:** Typically 17ns at 5V  
- **Output Current:** ±4mA (High/Low)  
- **Package Type:** SO-16  

### **Descriptions:**  
- The M74HCT157B1R selects one of two data inputs (A or B) based on the select input (S).  
- It features four independent 2-input multiplexers in a single package.  
- Designed for high-speed operation while maintaining low power consumption.  

### **Features:**  
- **Low Power Consumption:** CMOS technology ensures minimal power dissipation.  
- **High Noise Immunity:** HCT technology provides improved noise margins.  
- **Wide Operating Voltage:** Supports standard 5V logic systems.  
- **TTL-Compatible Inputs:** Ensures direct interfacing with TTL devices.  
- **Common Select Input:** A single select line controls all four multiplexers.  

This information is based solely on the manufacturer's datasheet. For detailed electrical characteristics and application notes, refer to STMicroelectronics' official documentation.

Application Scenarios & Design Considerations

QUAD 2 CHANNEL MULTIPLEXER

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