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SN74ALS245A from TI,Texas Instruments

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SN74ALS245A

Manufacturer: TI

Octal Bus Transceivers With 3-State Outputs

Partnumber Manufacturer Quantity Availability
SN74ALS245A TI 1000 In Stock

Description and Introduction

Octal Bus Transceivers With 3-State Outputs The SN74ALS245A is an octal bus transceiver manufactured by Texas Instruments (TI). Here are its specifications, descriptions, and features:

### **Specifications:**  
- **Logic Family:** ALS (Advanced Low-Power Schottky)  
- **Number of Channels:** 8 (Octal)  
- **Supply Voltage Range:** 4.5V to 5.5V  
- **Operating Temperature Range:** 0°C to 70°C  
- **Input/Output Type:** 3-State  
- **High-Level Output Current:** -15mA  
- **Low-Level Output Current:** 24mA  
- **Propagation Delay Time:** 10ns (max)  
- **Package Options:** PDIP, SOIC, SSOP  

### **Descriptions:**  
- The SN74ALS245A is an octal bus transceiver designed for asynchronous two-way communication between data buses.  
- It features 3-state outputs for bus-oriented applications.  
- Direction control (DIR) determines data flow (A to B or B to A).  
- Output enable (OE) allows the outputs to be placed in a high-impedance state.  

### **Features:**  
- **Bidirectional Data Flow:** Controlled by the DIR pin.  
- **3-State Outputs:** Allow connection to a shared bus.  
- **Wide Operating Voltage:** 4.5V to 5.5V.  
- **Low Power Consumption:** ALS technology reduces power dissipation.  
- **High Drive Capability:** Supports bus loading in multi-drop applications.  
- **ESD Protection:** Exceeds 2000V per JESD 22-A114.  

This information is based on TI's official datasheet for the SN74ALS245A.

Application Scenarios & Design Considerations

Octal Bus Transceivers With 3-State Outputs

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