74LCX74M

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: Low-voltage, low-power consumption, high-speed operation
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Dual D-type flip-flop with set and reset functionality
• Packaging/Quantity: Available in reels of 2500 units

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 - 0.4V
• Low-Level Output Voltage: 0.4V
• Maximum Operating Frequency: 200MHz
• Propagation Delay Time: 2.5ns (max)

Detailed Pin Configuration

The 74LCX74M has a total of 14 pins, which are assigned as follows:

1. Pin 1: Data Input A (D1)
2. Pin 2: Clock Input (CLK)
3. Pin 3: Data Input B (D2)
4. Pin 4: Set Input (SET)
5. Pin 5: Ground (GND)
6. Pin 6: Output B (Q2)
7. Pin 7: Output A (Q1)
8. Pin 8: Reset Input (RESET)
9. Pin 9: Enable Input (EN)
10. Pin 10: Output Enable (OE)
11. Pin 11: Data Output B (Q2)
12. Pin 12: Data Output A (Q1)
13. Pin 13: Vcc (Positive Power Supply)
14. Pin 14: Data Output Enable (DOE)

Functional Features

• Dual D-type flip-flop with individual set and reset functionality
• High-speed operation, suitable for applications requiring quick data storage and retrieval
• Low-voltage operation allows for compatibility with modern low-power systems
• Output enable and data output enable features provide flexibility in controlling the output signals
• Wide supply voltage range enables usage in various electronic devices

Advantages and Disadvantages

Advantages: - Low-voltage operation reduces power consumption - High-speed operation allows for efficient data processing - Individual set and reset inputs provide flexibility in controlling the flip-flop state - Small package size (SOIC) enables space-saving designs

Disadvantages: - Limited maximum operating frequency compared to some other flip-flop ICs - Not suitable for high-voltage applications

Working Principles

The 74LCX74M is a dual D-type flip-flop that stores data based on clock transitions. The input data is latched and stored when a rising edge is detected on the clock input. The stored data can be set or reset using the respective input pins. The output signals reflect the stored data and can be enabled or disabled as per the control inputs.

Detailed Application Field Plans

The 74LCX74M is commonly used in various digital systems and electronic devices, including but not limited to: - Microcontrollers - Data storage systems - Communication devices - Consumer electronics - Industrial automation

Detailed and Complete Alternative Models

Some alternative models to the 74LCX74M include: - 74HC74: High-speed CMOS logic dual D-type flip-flop - CD4013B: CMOS dual D-type flip-flop with set and reset functionality - SN74LS74A: Low-power Schottky TTL dual D-type flip-flop

These alternative models offer similar functionality and can be used as replacements depending on specific requirements.

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