MC74HC573ADWR2G

Product Overview

• Category: Integrated Circuit
• Use: Digital Logic Level Shifter
• Characteristics: High-Speed, Octal D-Type Transparent Latch
• Package: SOIC-20 Wide
• Essence: The MC74HC573ADWR2G is a high-speed octal D-type transparent latch designed for general-purpose storage applications in digital systems. It is capable of shifting logic levels and latching data at high speeds.
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Logic Family: HC
• Number of Bits: 8
• Input Voltage Range: 2V to 6V
• Output Voltage Range: 0V to VCC
• Propagation Delay: 10 ns (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MC74HC573ADWR2G has a total of 20 pins arranged as follows:

__ __ 1 | 1 20 | VCC 2 | 2 19 | D0 3 | 3 18 | D1 4 | 4 17 | D2 5 | 5 16 | D3 6 | 6 15 | D4 7 | 7 14 | D5 8 | 8 13 | D6 9 | 9 12 | D7 10 | 10 11 | GND ‾‾ ‾‾

Functional Features

• Octal D-type transparent latch with 3-state outputs
• High-speed operation, suitable for time-critical applications
• Latches data on the rising edge of the clock signal
• Outputs can be disabled using the output enable (OE) pin
• Compatible with a wide range of digital systems

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data transfer - 3-state outputs provide flexibility in connecting multiple devices - Wide input voltage range enables compatibility with various logic levels - Compact SOIC-20 package saves board space

Disadvantages: - Limited to 8 bits of data storage - Requires an external clock signal for proper operation - Not suitable for high-voltage applications

Working Principles

The MC74HC573ADWR2G operates as an octal D-type transparent latch. It stores data on the rising edge of the clock signal when the latch enable (LE) input is high. The stored data is then available at the outputs. The output enable (OE) pin can be used to disable the outputs, allowing for bus sharing between multiple devices.

Detailed Application Field Plans

The MC74HC573ADWR2G is commonly used in various digital systems where data storage and level shifting are required. Some specific application fields include:

1. Microcontrollers and microprocessors
2. Communication systems
3. Data acquisition systems
4. Industrial automation
5. Automotive electronics

Alternative Models

Here are some alternative models that can be considered as replacements for the MC74HC573ADWR2G:

1. SN74HC573N by Texas Instruments
2. CD74HC573E by Harris Corporation
3. 74HCT573 by NXP Semiconductors
4. MC74ACT573DW by ON Semiconductor

These alternatives offer similar functionality and can be used as drop-in replacements in most applications.

In conclusion, the MC74HC573ADWR2G is a high-speed octal D-type transparent latch used for data storage and level shifting in digital systems. Its compact package, wide input voltage range, and 3-state outputs make it suitable for various applications. However, it has limitations in terms of data storage capacity and voltage compatibility.