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SN74HCT573NSR from TI,Texas Instruments

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SN74HCT573NSR

Manufacturer: TI

Octal Transparent D-Type Latches With 3-State Outputs

Partnumber Manufacturer Quantity Availability
SN74HCT573NSR TI 18472 In Stock

Description and Introduction

Octal Transparent D-Type Latches With 3-State Outputs The SN74HCT573NSR is a high-speed octal transparent latch manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Logic Type:** Octal Transparent Latch  
- **Number of Bits:** 8  
- **Voltage Supply:** 4.5V to 5.5V  
- **High-Level Input Voltage (Min):** 2V  
- **Low-Level Input Voltage (Max):** 0.8V  
- **Output Current (High/Low):** ±6mA  
- **Propagation Delay:** 14ns (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** SOIC-20 (NSR)  

### **Descriptions:**  
The SN74HCT573NSR is an octal D-type transparent latch with 3-state outputs, designed for bus interface applications. It features high-speed operation while maintaining low power consumption, making it suitable for high-performance digital systems.  

### **Features:**  
- **3-State Outputs:** Allows direct connection to a bus-organized system.  
- **High-Speed CMOS Technology:** Ensures fast switching speeds.  
- **Wide Operating Voltage Range:** Compatible with 5V systems.  
- **Low Power Consumption:** Ideal for battery-powered applications.  
- **Latch-Up Performance Exceeds 250mA per JESD 17.**  
- **ESD Protection:** Exceeds 2000V per JESD 22.  

This latch is commonly used in memory addressing, data buffering, and I/O port expansion applications.

Application Scenarios & Design Considerations

Octal Transparent D-Type Latches With 3-State Outputs

Alternative Part Number

  • MC74HCT573ADWR2G --: Direct HCT octal D-type transparent latch with tri-state outputs in a wide-body SOIC-20 package, functionally equivalent to the SN74HCT573NSR.
  • 74HCT573D,653 --: HCT octal transparent latch with tri-state outputs in SO-20 package, same logic family and pinout, suitable drop-in replacement.
  • CD74HCT573M96 --: Same HCT573 latch function from the same vendor in a wide-body SOIC-20 package, offering close electrical and pin compatibility.

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