SN74ABT574APW

Product Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: High-speed, low-power consumption
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: D-type transparent latch with 3-state outputs
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

The SN74ABT574APW is a high-performance octal D-type transparent latch with 3-state outputs. It operates at a voltage range of 4.5V to 5.5V and is designed for high-speed applications. The latch features an active-low output enable (OE) input, which when high, puts the outputs in a high-impedance state.

Detailed Pin Configuration

The SN74ABT574APW has a total of 20 pins. The pin configuration is 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. CP - Clock Pulse
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 - Power Supply

Functional Features

The SN74ABT574APW latch is designed to store and transfer data in high-speed applications. It offers the following functional features:

• Transparent latch operation: The latch allows data to be transparently transferred from the input to the output when the clock pulse (CP) is active.
• 3-state outputs: The latch provides 3-state outputs, allowing multiple devices to share a common bus without contention.
• Output enable control: The active-low output enable (OE) input puts the outputs in a high-impedance state when high, allowing for easy bus sharing.

Advantages and Disadvantages

Advantages: - High-speed operation: The SN74ABT574APW is designed for high-speed applications, making it suitable for time-critical tasks. - Low-power consumption: The IC consumes low power, resulting in energy-efficient operation. - 3-state outputs: The 3-state outputs allow for efficient bus sharing among multiple devices.

Disadvantages: - Limited voltage range: The IC operates within a specific voltage range of 4.5V to 5.5V, which may restrict its use in certain applications. - Package size: The TSSOP package may require careful handling during assembly due to its small size.

Working Principles

The SN74ABT574APW latch operates based on the D-type flip-flop principle. When the clock pulse (CP) is active, the latch stores the data present at the inputs (D0-D7). The stored data is then transparently transferred to the outputs (Q0-Q7). The output enable (OE) input controls the state of the outputs, allowing them to be either active or in a high-impedance state.

Detailed Application Field Plans

The SN74ABT574APW is commonly used in various applications that require high-speed data storage and transfer. Some detailed application field plans include:

1. Data communication systems: The latch can be used in data communication systems to store and transfer data between different components.
2. Memory modules: It can be utilized in memory modules to enable efficient data storage and retrieval.
3. Microprocessor-based systems: The latch can be integrated into microprocessor-based systems to facilitate data transfer between the processor and other peripherals.
4. Industrial automation: It finds applications in industrial automation systems where high-speed data handling is crucial.

Detailed and Complete Alternative Models

1. SN74ABT574ADW: Similar to SN74ABT574APW, but available in SOIC (Small Outline Integrated Circuit) package.
2. SN74ABT574AN: Similar functionality, but available in PDIP (Plastic Dual In-line Package) package.
3. SN74ABT574ADB: Similar to SN74ABT574APW, but available in SSOP (Shrink Small Outline Package) package.

These alternative models offer similar functionality to the SN74ABT574APW, providing options for different package preferences or availability.

In conclusion, the SN74ABT574APW is a high-performance octal D-type transparent