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SN54LS645J from TI,Texas Instruments

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SN54LS645J

Manufacturer: TI

OCTAL BUS TRANSCEIVERS

Partnumber Manufacturer Quantity Availability
SN54LS645J TI 50 In Stock

Description and Introduction

OCTAL BUS TRANSCEIVERS The SN54LS645J is a part manufactured by Texas Instruments (TI). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**
- **Manufacturer:** Texas Instruments (TI)  
- **Part Number:** SN54LS645J  
- **Type:** Octal Bus Transceiver with 3-State Outputs  
- **Technology:** LS (Low-Power Schottky)  
- **Package:** J (Ceramic DIP)  
- **Operating Voltage:** 4.5V to 5.5V  
- **Logic Family:** 54LS (Military-grade, wide temperature range)  
- **Number of Channels:** 8 (Octal)  
- **Input/Output Type:** Non-Inverting  
- **Output Type:** 3-State  
- **Propagation Delay:** Typically 15ns  
- **Operating Temperature Range:** -55°C to +125°C  

### **Descriptions:**
- The SN54LS645J is an octal bus transceiver designed for bidirectional data communication between buses.  
- It features 3-state outputs that allow multiple devices to share a common bus without interference.  
- The direction of data flow is controlled by the DIR (Direction Control) input.  
- It is part of the 54LS series, which is designed for military and high-reliability applications with extended temperature ranges.  

### **Features:**
- **Bidirectional Data Flow:** Controlled by a single direction pin (DIR).  
- **3-State Outputs:** Allows bus-oriented applications.  
- **High-Speed Operation:** Low propagation delay for efficient data transfer.  
- **Wide Operating Voltage:** Supports 4.5V to 5.5V.  
- **Military-Grade Reliability:** Designed for harsh environments.  
- **Non-Inverting Logic:** Maintains signal polarity.  
- **Ceramic DIP Package:** Provides robust mechanical and thermal performance.  

This information is based solely on the manufacturer's datasheet and product specifications.

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