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SN74HC573ADWRG4 from TI,Texas Instruments

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SN74HC573ADWRG4

Manufacturer: TI, TI/BB

Octal Transparent D-Type Latches With 3-State Outputs 20-SOIC -40 to 85

Partnumber Manufacturer Quantity Availability
SN74HC573ADWRG4 TI, TI/BB 43 In Stock

Description and Introduction

Octal Transparent D-Type Latches With 3-State Outputs 20-SOIC -40 to 85 The SN74HC573ADWRG4 is a high-speed octal transparent latch manufactured by Texas Instruments (TI)/Burr-Brown (BB).  

### **Specifications:**  
- **Logic Type:** Octal Transparent Latch  
- **Number of Circuits:** 8  
- **Output Type:** Tri-State  
- **Supply Voltage (VCC):** 2V to 6V  
- **High-Level Output Current:** -7.8mA  
- **Low-Level Output Current:** 7.8mA  
- **Propagation Delay Time:** 14ns (typical) at 5V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** SOIC-20 (DW)  
- **Mounting Type:** Surface Mount  

### **Descriptions:**  
The SN74HC573ADWRG4 is an octal D-type transparent latch with 3-state outputs, designed for bus interface applications. It features high-speed operation, low power consumption, and compatibility with TTL inputs.  

### **Features:**  
- **3-State Outputs:** Allows direct connection to a bus-organized system.  
- **Buffered Control Inputs:** Reduces loading effects.  
- **Latch-Up Performance:** Exceeds 250mA per JESD 17.  
- **ESD Protection:** HBM > 2000V, CDM > 1000V.  
- **Wide Operating Voltage Range:** 2V to 6V.  
- **Balanced Propagation Delays:** Ensures reliable performance.  

For detailed electrical characteristics and application information, refer to the official datasheet.

Application Scenarios & Design Considerations

Octal Transparent D-Type Latches With 3-State Outputs 20-SOIC -40 to 85

Alternative Part Number

  • MC74HC573ADWR2G --: Same HC573 octal D-type transparent latch function with 3-state outputs, SOIC-20 wide body package, direct pin-compatible drop-in replacement.
  • CD74HC573M96 --: TI's own CD74HC series equivalent octal latch, same HC logic family and pinout, SOIC-20 package, widely available and electrically compatible.
  • 74HC573D,653 --: Standard 74HC573 octal transparent latch in SOIC-20, same logic function and pinout, good second-source option with broad availability.
  • CD74HC573E --: TI HC573 latch in PDIP-20 package, same logic family and pinout, suitable when through-hole mounting is acceptable.
  • 74HC573D --: Standard 74HC573 octal D-type latch with 3-state outputs in SOIC-20, electrically compatible with the original device.

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