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SN74LS449N from TI,Texas Instruments

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SN74LS449N

Manufacturer: TI

Quadruple Bus Transceivers With Individual Direction Controls 16-PDIP 0 to 70

Partnumber Manufacturer Quantity Availability
SN74LS449N TI 130 In Stock

Description and Introduction

Quadruple Bus Transceivers With Individual Direction Controls 16-PDIP 0 to 70 The SN74LS449N is a 4-bit bidirectional universal shift register manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Logic Family:** LS (Low-Power Schottky)  
- **Logic Type:** Bidirectional Universal Shift Register  
- **Number of Bits:** 4  
- **Operating Voltage:** 4.75V to 5.25V  
- **Operating Temperature Range:** 0°C to +70°C  
- **Package Type:** PDIP (Plastic Dual In-Line Package)  
- **Pin Count:** 16  
- **Propagation Delay:** Typically 15ns (varies with conditions)  
- **Output Type:** Standard (TTL-compatible)  

### **Descriptions and Features:**  
- **Bidirectional Operation:** Supports both left and right shifting.  
- **Parallel Load Capability:** Allows direct loading of data.  
- **Synchronous Operation:** Controlled by a clock input.  
- **Serial Input/Output:** Enables cascading multiple registers.  
- **Clear Input:** Asynchronous reset function.  
- **TTL-Compatible Inputs/Outputs:** Works with standard TTL logic levels.  
- **Applications:** Used in data storage, serial-to-parallel conversion, and arithmetic operations.  

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

Application Scenarios & Design Considerations

Quadruple Bus Transceivers With Individual Direction Controls 16-PDIP 0 to 70

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