SN74LV574AGQNR

Product Overview

• Category: Integrated Circuit
• Use: Flip-Flop
• Characteristics: Low-voltage, Octal D-type transparent latch with 3-state outputs
• Package: 20-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: This integrated circuit is designed to store and transfer data in electronic systems.
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• High-Level Input Voltage: 2V (minimum), VCC (maximum)
• Low-Level Input Voltage: GND (minimum), 0.8V (maximum)
• High-Level Output Voltage: VCC - 0.6V (minimum), VCC (maximum)
• Low-Level Output Voltage: 0.4V (minimum), 0.1V (maximum)
• Maximum Operating Frequency: 100MHz

Detailed Pin Configuration

The SN74LV574AGQNR has a total of 20 pins. The pin configuration is as follows:

1. D0: Data input for flip-flop 0
2. D1: Data input for flip-flop 1
3. D2: Data input for flip-flop 2
4. D3: Data input for flip-flop 3
5. D4: Data input for flip-flop 4
6. D5: Data input for flip-flop 5
7. D6: Data input for flip-flop 6
8. D7: Data input for flip-flop 7
9. GND: Ground
10. Q0: Output for flip-flop 0
11. Q1: Output for flip-flop 1
12. Q2: Output for flip-flop 2
13. Q3: Output for flip-flop 3
14. Q4: Output for flip-flop 4
15. Q5: Output for flip-flop 5
16. Q6: Output for flip-flop 6
17. Q7: Output for flip-flop 7
18. OE: Output Enable
19. CP: Clock Pulse
20. VCC: Power Supply

Functional Features

• Octal D-type transparent latch with 3-state outputs
• Low-voltage operation, suitable for battery-powered devices
• High-speed operation, up to 100MHz
• 3-state outputs allow multiple devices to share a common bus
• Transparent latch allows real-time data transfer

Advantages and Disadvantages

Advantages: - Low-voltage operation extends battery life in portable devices - High-speed operation enables efficient data transfer - 3-state outputs facilitate bus sharing in complex systems - Transparent latch ensures real-time data updates

Disadvantages: - Limited number of flip-flops (8 in this case) - Not suitable for high-voltage applications

Working Principles

The SN74LV574AGQNR operates as an octal D-type transparent latch. It stores data on its inputs and transfers it to the outputs based on the clock pulse. When the output enable (OE) is active, the latch enters the transparent mode, allowing the input data to propagate to the outputs. When the OE is inactive, the outputs are in a high-impedance state, isolating them from the bus.

Detailed Application Field Plans

The SN74LV574AGQNR can be used in various applications, including:

1. Microcontrollers: Used to store and transfer data between the microcontroller and other peripherals.
2. Communication Systems: Enables data buffering and synchronization in communication protocols.
3. Data Storage: Used in memory systems to store and retrieve data.
4. Industrial Automation: Facilitates real-time data transfer and control in industrial automation systems.
5. Automotive Electronics: Enables data storage and transfer in automotive control units.

Detailed and Complete Alternative Models

1. SN74LV574APWR: 20-pin TSSOP package, similar specifications
2. SN74LV574ADGVR: 20-pin TVSOP (Thin Very Small Outline Package) package, similar specifications
3. SN74LV574ARGYR: 20-pin VQFN (Very Thin Quad Flat No-Lead) package, similar specifications

These alternative models provide similar functionality and can be used as replacements for the SN74LV574AGQNR in various applications.

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