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SN74HCT244DWR from TEXAS

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SN74HCT244DWR

Manufacturer: TEXAS

Octal Buffers And Line Drivers With 3-State Outputs

Partnumber Manufacturer Quantity Availability
SN74HCT244DWR TEXAS 840 In Stock

Description and Introduction

Octal Buffers And Line Drivers With 3-State Outputs The SN74HCT244DWR is a high-speed CMOS logic octal buffer and line driver manufactured by Texas Instruments.  

### **Specifications:**  
- **Logic Type:** Buffer/Line Driver  
- **Number of Channels:** 8  
- **Output Type:** 3-State  
- **Supply Voltage Range:** 4.5V to 5.5V  
- **High-Level Input Voltage (Min):** 2V  
- **Low-Level Input Voltage (Max):** 0.8V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package Type:** SOIC-20 (DWR)  
- **Propagation Delay:** 13 ns (Typical)  
- **Output Current (High/Low):** ±6 mA  
- **Technology:** CMOS  

### **Descriptions:**  
The SN74HCT244DWR is an octal buffer and line driver designed for bus-oriented applications. It features 3-state outputs that allow multiple devices to share a common bus without interference.  

### **Features:**  
- **Wide Operating Voltage Range:** 4.5V to 5.5V  
- **Balanced Propagation Delays**  
- **Low Power Consumption**  
- **High Noise Immunity**  
- **3-State Outputs for Bus Interface**  
- **Compatible with TTL Inputs**  
- **ESD Protection Exceeds 2000V per JESD 22**  

This device is commonly used in digital systems for signal buffering and driving high-capacitance loads.

Application Scenarios & Design Considerations

Octal Buffers And Line Drivers With 3-State Outputs

Alternative Part Number

  • MC74HCT244ADWR2G --: Octal buffer/line driver with 3-state outputs, HCT logic family, SOIC-20 wide body package, direct functional and pin-compatible replacement.
  • 74HCT244D,653 --: Octal buffer/line driver with 3-state outputs in SOIC-20, same HCT family and pinout, widely available alternative.
  • CD74HCT244M96 --: Same manufacturer HCT octal buffer in SOIC-20 wide body, identical function and pinout, different series prefix for easy distinction.

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