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SN74AHCT540PWR from TI,Texas Instruments

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SN74AHCT540PWR

Manufacturer: TI, TEXAS

Octal Buffers/Drivers With 3-State Outputs

Partnumber Manufacturer Quantity Availability
SN74AHCT540PWR TI, TEXAS 4450 In Stock

Description and Introduction

Octal Buffers/Drivers With 3-State Outputs The SN74AHCT540PWR is a part manufactured by Texas Instruments. Below are its specifications, descriptions, and features based on Ic-phoenix technical data files:

### **Specifications:**
- **Manufacturer:** Texas Instruments  
- **Category:** Logic - Buffers, Drivers, Receivers, Transceivers  
- **Series:** 74AHCT  
- **Package / Case:** TSSOP-20  
- **Packaging:** Tape & Reel (TR)  
- **Logic Type:** Buffer/Line Driver, Inverting  
- **Number of Bits per Element:** 8  
- **Number of Elements:** 1  
- **Voltage - Supply:** 4.5V ~ 5.5V  
- **Operating Temperature:** -40°C ~ 85°C  
- **Mounting Type:** Surface Mount  
- **Output Type:** 3-State  
- **Propagation Delay Time:** 8.5 ns  
- **High-Level Output Current:** -8 mA  
- **Low-Level Output Current:** 8 mA  

### **Descriptions:**
The SN74AHCT540PWR is an octal buffer and line driver with 3-state outputs. It is designed for 5V VCC operation and features inverting outputs. The device is commonly used for signal buffering, driving high-capacitance loads, or interfacing with memory systems.  

### **Features:**  
- **Octal Inverting Buffer/Driver**  
- **3-State Outputs**  
- **Bus-Structured Pinout**  
- **Inputs Are TTL-Voltage Compatible**  
- **Balanced Propagation Delays**  
- **ESD Protection Exceeds 2000V (HBM)**  
- **Latch-Up Performance Exceeds 250mA**  
- **Wide Operating Voltage Range (4.5V to 5.5V)**  

This device is suitable for applications requiring high-speed buffering with minimal power consumption.  

Would you like any additional details?

Application Scenarios & Design Considerations

Octal Buffers/Drivers With 3-State Outputs

Alternative Part Number

  • 74AHCT540PW,118 --: Same AHCT540 octal buffer/inverting function in TSSOP-20 package with 5V-tolerant TTL-compatible inputs, direct functional and footprint equivalent.
  • MC74VHCT540ADTR2G --: VHCT540 octal inverting buffer in TSSOP-20, TTL-compatible inputs and similar speed, suitable drop-in replacement with minor drive/speed differences.
  • 74AHCT540D,118 --: Same AHCT540 logic function in SOIC-20 package; pin-compatible electrically but requires board footprint change from TSSOP to SOIC.
  • MC74AHCT540ADTR2G --: AHCT logic octal buffer/line driver in TSSOP-20, same pinout and 5V TTL-compatible inputs, suitable drop-in replacement.

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