74AHC573D,112

Product Overview

• Category: Integrated Circuit
• Use: Digital Logic
• Characteristics: Octal Transparent D-Type Latch with 3-State Outputs
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: The 74AHC573D,112 is an octal transparent latch with 3-state outputs, designed for general-purpose storage applications in digital systems.
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2.0V to 5.5V
• High-Level Input Voltage: 0.7 x VCC
• Low-Level Input Voltage: 0.3 x VCC
• High-Level Output Voltage: 0.9 x VCC
• Low-Level Output Voltage: 0.1 x VCC
• Maximum Operating Frequency: 125 MHz
• Number of Inputs: 8
• Number of Outputs: 8

Detailed Pin Configuration

The 74AHC573D,112 has a total of 20 pins, which are assigned 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. LE - Latch Enable Input
11. OE - Output Enable Input
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

• Octal transparent latch with 3-state outputs
• Latch enable and output enable control inputs
• High-speed operation
• Low power consumption
• Compatible with TTL levels
• Balanced propagation delays
• Wide supply voltage range

Advantages and Disadvantages

Advantages: - Versatile and widely used in digital systems - High-speed operation allows for efficient data storage - Low power consumption helps conserve energy - Compatibility with TTL levels ensures easy integration into existing designs - Balanced propagation delays ensure reliable performance

Disadvantages: - Limited number of inputs and outputs (8 each) - May not be suitable for applications requiring a larger number of inputs/outputs

Working Principles

The 74AHC573D,112 is an octal transparent latch that stores data in digital systems. It features latch enable (LE) and output enable (OE) control inputs, allowing the user to control the storage and output of data. When the LE input is high, the latch is transparent, meaning the data inputs are transferred to the outputs. When the LE input is low, the latch holds the previously stored data. The OE input controls the output state, enabling or disabling the outputs.

Detailed Application Field Plans

The 74AHC573D,112 can be used in various digital systems where data storage and retrieval are required. Some potential application fields include:

1. Microcontrollers: Used for storing and retrieving data from external devices.
2. Memory Systems: Used as a buffer between memory modules and processors.
3. Communication Systems: Used for data buffering and synchronization.
4. Industrial Automation: Used for controlling and monitoring processes.
5. Automotive Electronics: Used for data storage and signal conditioning.

Detailed and Complete Alternative Models

1. 74HC573: Similar octal transparent latch with 3-state outputs, compatible with 5V supply voltage.
2. 74LS573: Octal transparent latch with 3-state outputs, compatible with TTL levels.
3. SN74AHC573: Octal transparent latch with 3-state outputs, wide supply voltage range.

These alternative models offer similar functionality to the 74AHC573D,112 and can be considered as replacements based on specific requirements.

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