SN74HCT573DWRE4

Product Overview

• Category: Integrated Circuit
• Use: Octal Transparent D-Type Latch with 3-State Outputs
• Characteristics:
  • High-speed CMOS technology
  • 3-state outputs for bus-oriented applications
  • Wide operating voltage range: 2V to 6V
  • Low power consumption
  • Schmitt-trigger inputs for noise immunity
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: The SN74HCT573DWRE4 is an octal transparent latch with 3-state outputs, designed for use in various digital applications.
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2V to 6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Input Capacitance: 3.5pF
• Output Capacitance: 6pF
• Propagation Delay Time: 13ns (max)
• Output Current: ±6mA

Detailed Pin Configuration

The SN74HCT573DWRE4 has a total of 20 pins, which are arranged as follows:

1. GND (Ground)
2. D0 (Data Input 0)
3. D1 (Data Input 1)
4. D2 (Data Input 2)
5. D3 (Data Input 3)
6. D4 (Data Input 4)
7. D5 (Data Input 5)
8. D6 (Data Input 6)
9. D7 (Data Input 7)
10. OE (Output Enable)
11. LE (Latch Enable)
12. Q0 (Output 0)
13. Q1 (Output 1)
14. Q2 (Output 2)
15. Q3 (Output 3)
16. Q4 (Output 4)
17. Q5 (Output 5)
18. Q6 (Output 6)
19. Q7 (Output 7)
20. VCC (Supply Voltage)

Functional Features

The SN74HCT573DWRE4 is a latch that can store and output data on its eight outputs (Q0-Q7). It features a transparent input stage, which allows the data inputs (D0-D7) to be latched onto the outputs when the latch enable (LE) signal is high. The latch also has an output enable (OE) pin, which can be used to disable the outputs by putting them in a high-impedance state.

Advantages and Disadvantages

Advantages: - High-speed operation - Wide operating voltage range - Low power consumption - Schmitt-trigger inputs for noise immunity - 3-state outputs for bus-oriented applications

Disadvantages: - Limited output current capacity - Not suitable for high-power applications

Working Principles

The SN74HCT573DWRE4 works by using flip-flops to store the data inputs and then transferring them to the outputs when the latch enable signal is activated. The output enable signal can be used to control whether the outputs are active or in a high-impedance state.

Detailed Application Field Plans

The SN74HCT573DWRE4 is commonly used in various digital systems, including but not limited to: - Microcontrollers - Data storage devices - Communication systems - Industrial automation - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the SN74HCT573DWRE4 include: - 74HC573: Similar octal latch with 3-state outputs, but operates at a lower voltage range (2V to 5.5V). - CD74HCT573: Octal transparent latch with 3-state outputs, operates at the same voltage range as SN74HCT573DWRE4. - MC74HCT573A: Octal latch with 3-state outputs, operates at a higher voltage range (4.5V to 5.5V).

These alternative models offer similar functionality and can be used as replacements depending on specific requirements.

In conclusion, the SN74HCT573DWRE4 is a versatile integrated circuit that provides high-speed data storage and output capabilities. Its wide operating voltage range, low power consumption, and noise immunity make it suitable for various digital applications. However, its limited output current capacity restricts its use in high-power scenarios.