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SN74ALS645A-1N from TI,Texas Instruments

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SN74ALS645A-1N

Manufacturer: TI

Octal Bus Transceivers With 3-State Outputs

Partnumber Manufacturer Quantity Availability
SN74ALS645A-1N,SN74ALS645A1N TI 378 In Stock

Description and Introduction

Octal Bus Transceivers With 3-State Outputs The SN74ALS645A-1N is an octal bus transceiver manufactured by Texas Instruments (TI). Here are its key specifications, descriptions, and features:

### **Specifications:**
- **Logic Type:** Octal Bus Transceiver  
- **Technology:** Advanced Low-Power Schottky (ALS)  
- **Supply Voltage Range:** 4.5V to 5.5V  
- **Operating Temperature Range:** 0°C to 70°C  
- **Package Type:** PDIP (Plastic Dual In-Line Package)  
- **Pin Count:** 20  
- **Output Type:** 3-State  
- **Data Rate:** Up to 40 MHz  
- **Propagation Delay:** 10 ns (max)  
- **Input/Output Compatibility:** TTL  

### **Description:**
The SN74ALS645A-1N is a bidirectional octal bus transceiver designed for asynchronous communication between data buses. It features non-inverting 3-state outputs and is commonly used in bus-oriented applications where data direction control is required.

### **Features:**
- **Bidirectional Data Flow:** Controlled by direction (DIR) input.  
- **Output Enable (OE\\):** Disables outputs when high.  
- **3-State Outputs:** Allow bus isolation.  
- **High-Speed Operation:** Optimized for performance in bus applications.  
- **Low Power Consumption:** ALS technology ensures efficient power usage.  
- **Wide Operating Voltage:** Supports standard 5V logic levels.  

This device is suitable for interfacing in microprocessor or microcontroller-based systems.

Application Scenarios & Design Considerations

Octal Bus Transceivers With 3-State Outputs

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