SN74LVTH574NSR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Logic
• Characteristics: Low Voltage, High-Speed, Octal D-Type Flip-Flop with 3-State Outputs
• Package: 20-pin Small Outline Integrated Circuit (SOIC)
• Essence: This IC is designed to store and transfer data in digital systems.
• Packaging/Quantity: Available in reels of 2500 units.

Specifications

• Supply Voltage Range: 2.7V to 3.6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 3.8ns (typical)
• Output Drive Capability: ±24mA

Detailed Pin Configuration

The SN74LVTH574NSR 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. OE (Output Enable)
11. CP (Clock Pulse)
12. MR (Master Reset)
13. Q0 (Flip-Flop Output 0)
14. Q1 (Flip-Flop Output 1)
15. Q2 (Flip-Flop Output 2)
16. Q3 (Flip-Flop Output 3)
17. Q4 (Flip-Flop Output 4)
18. Q5 (Flip-Flop Output 5)
19. Q6 (Flip-Flop Output 6)
20. VCC (Supply Voltage)

Functional Features

• Octal D-Type Flip-Flop: The SN74LVTH574NSR consists of eight individual D-type flip-flops, allowing it to store and transfer data on each flip-flop independently.
• 3-State Outputs: The outputs of the flip-flops can be put into a high-impedance state using the Output Enable (OE) pin, enabling multiple devices to share a common bus without interference.
• High-Speed Operation: This IC is designed for high-speed digital systems, with a typical propagation delay time of 3.8ns.

Advantages and Disadvantages

Advantages: - Low voltage operation allows for compatibility with modern low-power systems. - 3-state outputs enable efficient bus sharing in multi-device systems. - High-speed operation facilitates rapid data transfer.

Disadvantages: - Limited output drive capability may restrict its use in applications requiring higher current sourcing/sinking capabilities. - Requires external clock signal for proper operation.

Working Principles

The SN74LVTH574NSR operates based on the principles of D-type flip-flops. Each flip-flop stores a single bit of data, which can be transferred to the corresponding output when the clock pulse (CP) is applied. The Output Enable (OE) pin controls whether the outputs are active or in a high-impedance state.

Detailed Application Field Plans

The SN74LVTH574NSR is commonly used in various digital systems, including but not limited to:

1. Microprocessors and Microcontrollers: Used for data storage and transfer between the processor and peripherals.
2. Memory Systems: Employed in memory modules to store and retrieve data.
3. Communication Systems: Facilitates data transmission and reception in networking equipment.
4. Industrial Control Systems: Enables control and monitoring of processes in industrial automation.

Detailed and Complete Alternative Models

1. SN74LVTH574PW: 20-pin TSSOP package, same functionality as SN74LVTH574NSR.
2. MC74LVX574: 20-pin SOIC package, similar octal D-type flip-flop with 3-state outputs.
3. CD74HCT574E: 20-pin PDIP package, alternative technology (HCT) with similar functionality.

These alternative models provide similar features and can be used as replacements for the SN74LVTH574NSR in various applications.

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