SN74LVC574AGQNR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: Low-voltage, high-speed, octal D-type flip-flop with 3-state outputs
• Package: 20-pin TSSOP package
• Essence: This IC is designed to store and transfer data in electronic circuits.
• Packaging/Quantity: Available in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• High-Level Input Voltage: 2V to VCC + 0.5V
• Low-Level Input Voltage: -0.5V to 0.8V
• High-Level Output Voltage: 2.4V (min) at IOH = -12mA
• Low-Level Output Voltage: 0.4V (max) at IOL = 24mA
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The SN74LVC574AGQNR has a total of 20 pins, which are assigned specific functions as follows:

1. GND: Ground pin
2. D0: Data input/output pin 0
3. D1: Data input/output pin 1
4. D2: Data input/output pin 2
5. D3: Data input/output pin 3
6. D4: Data input/output pin 4
7. D5: Data input/output pin 5
8. D6: Data input/output pin 6
9. D7: Data input/output pin 7
10. OE: Output enable input pin
11. CP: Clock input pin
12. MR: Master reset input pin
13. Q0: Flip-flop output pin 0
14. Q1: Flip-flop output pin 1
15. Q2: Flip-flop output pin 2
16. Q3: Flip-flop output pin 3
17. Q4: Flip-flop output pin 4
18. Q5: Flip-flop output pin 5
19. Q6: Flip-flop output pin 6
20. Q7: Flip-flop output pin 7

Functional Features

• Octal D-type flip-flop with 3-state outputs
• High-speed operation, suitable for applications requiring fast data transfer
• Low-voltage operation, making it compatible with a wide range of electronic systems
• 3-state outputs allow multiple devices to share the same bus without interference
• Master reset input for clearing all flip-flops simultaneously
• Output enable input for controlling the state of the outputs

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transfer - Low-voltage operation makes it versatile for various electronic systems - 3-state outputs facilitate bus sharing in complex circuits - Master reset input allows for easy initialization of flip-flops

Disadvantages: - Limited number of flip-flops (8 in this case) - Not suitable for applications requiring a large number of storage elements

Working Principles

The SN74LVC574AGQNR is an octal D-type flip-flop that stores and transfers data based on clock signals. When the clock input (CP) receives a rising edge, the data present at the D0-D7 inputs is transferred to the corresponding Q0-Q7 outputs. The outputs remain in this state until the next clock cycle.

The master reset input (MR) can be used to clear all flip-flops simultaneously, setting the outputs to a predefined state. The output enable input (OE) controls the state of the outputs, allowing them to be either active or in a high-impedance state.

Detailed Application Field Plans

The SN74LVC574AGQNR is commonly used in various digital systems and applications, including:

1. Microcontrollers and microprocessors
2. Data storage devices
3. Communication systems
4. Industrial automation
5. Automotive electronics
6. Consumer electronics

Its ability to store and transfer data efficiently makes it suitable for applications that require reliable data handling and synchronization.

Detailed and Complete Alternative Models

1. SN74LVCH574A: Similar octal D-type flip-flop with 3-state outputs, but operates at a higher voltage range (1.65V to 3.6V).
2. SN74LVC374A: Octal D-type flip-flop with 3-state outputs, but in a different package (20-pin SSOP).
3. SN74LVC574APW: Octal D-type flip-flop with 3-state outputs, packaged in a 20-pin TSSOP package like the SN74LVC574AGQNR.

These alternative models