SN74HCT573PWR

Product Overview

Category

SN74HCT573PWR belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used as an octal transparent latch with 3-state outputs.

Characteristics

• Octal latch: The SN74HCT573PWR has eight individual latches that can store data.
• Transparent latch: The input data is directly transferred to the output when the latch enable (LE) signal is high.
• 3-state outputs: The outputs can be put in a high-impedance state, allowing multiple devices to share a common bus.

Package

The SN74HCT573PWR is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of SN74HCT573PWR lies in its ability to store and transfer data in an efficient and controlled manner.

Packaging/Quantity

This IC is typically packaged in reels and comes in quantities of 2500 units per reel.

Specifications

• Supply voltage range: 4.5V to 5.5V
• High-level input voltage: 2V
• Low-level input voltage: 0.8V
• High-level output voltage: 4.4V
• Low-level output voltage: 0.1V
• Maximum operating frequency: 25MHz
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

The SN74HCT573PWR has a total of 20 pins. The pin configuration is as follows:

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

Functional Features

• Octal latching: The SN74HCT573PWR can store data in eight individual latches.
• Transparent operation: When the latch enable (LE) signal is high, the input data is directly transferred to the output.
• 3-state outputs: The outputs can be put in a high-impedance state, allowing multiple devices to share a common bus.

Advantages and Disadvantages

Advantages

• Efficient data storage and transfer with octal latching.
• Transparent operation simplifies control logic.
• 3-state outputs allow for bus sharing.

Disadvantages

• Limited operating frequency of 25MHz.
• Requires external control signals for proper operation.

Working Principles

The SN74HCT573PWR operates by storing data in its eight individual latches. When the latch enable (LE) signal is high, the input data is directly transferred to the output. The 3-state outputs allow for bus sharing by putting the outputs in a high-impedance state when necessary.

Detailed Application Field Plans

The SN74HCT573PWR is widely used in various applications, including: - Data storage and transfer systems - Address decoding circuits - Bus interface units - General-purpose digital logic circuits

Detailed and Complete Alternative Models

Some alternative models to SN74HCT573PWR include: - 74HC573: Similar octal transparent latch with 3-state outputs, but operates at a lower voltage range. - CD74HCT573: Octal transparent latch with 3-state outputs from a different manufacturer.

These alternative models offer similar functionality and can be used as replacements for SN74HCT573PWR depending on specific requirements.

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