74LCX574WM

Product Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: Low-voltage, CMOS technology
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: D-type flip-flop with 3-state outputs
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2.0V to 3.6V
• High-Level Input Voltage: 2.0V to Vcc + 0.5V
• Low-Level Input Voltage: -0.5V to 0.8V
• High-Level Output Voltage: Vcc - 0.5V
• Low-Level Output Voltage: 0.5V
• Maximum Input Current: ±10mA
• Maximum Output Current: ±24mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74LCX574WM 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

The 74LCX574WM is a D-type flip-flop with 3-state outputs. It can store and transfer data using clock pulses. The flip-flop has a master reset input (MR) to clear the stored data. The output enable input (OE) allows the outputs to be put in a high-impedance state, enabling multiple devices to share a common bus.

Advantages and Disadvantages

Advantages: - Low-voltage operation makes it suitable for battery-powered devices - CMOS technology provides low power consumption - 3-state outputs allow for efficient bus sharing

Disadvantages: - Limited supply voltage range (2.0V to 3.6V) - Maximum output current may not be sufficient for certain applications

Working Principles

The 74LCX574WM operates based on the principles of D-type flip-flops. When a clock pulse is applied to the CP pin, the data present at the D0-D7 inputs is transferred to the corresponding Q0-Q7 outputs. The master reset input (MR) clears the stored data when activated. 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 74LCX574WM is commonly used in various digital systems where data storage and transfer are required. Some application fields include:

1. Microcontrollers: Used for storing and transferring data between different components of a microcontroller.
2. Communication Systems: Used in data transmission circuits to store and synchronize incoming data.
3. Memory Modules: Used in memory modules to store and retrieve data during read and write operations.
4. Industrial Automation: Used in control systems to store and transfer data between different components.

Detailed and Complete Alternative Models

1. 74HC574: Similar functionality, but operates at a higher supply voltage range (2.0V to 6.0V).
2. 74HCT574: Similar functionality, but with TTL compatibility and operates at a higher supply voltage range (4.5V to 5.5V).
3. SN74LV574A: Low-voltage version with similar functionality, operates at a supply voltage range of 1.65V to 3.6V.

(Note: This is not an exhaustive list of alternative models, and there may be other options available in the market.)

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