74LVQ74SC

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: Low-voltage, high-speed, dual D-type flip-flop
• Package: Small Outline Integrated Circuit (SOIC)
• Essence: Sequential logic device for storing and transferring binary data
• Packaging/Quantity: Typically sold in reels of 2500 units

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• High-Level Input Voltage: 2V to VCC + 0.3V
• Low-Level Input Voltage: -0.3V to 0.8V
• High-Level Output Voltage: VCC - 0.3V
• Low-Level Output Voltage: 0.3V
• Maximum Operating Frequency: 200MHz
• Propagation Delay Time: 4.5ns (typical)

Detailed Pin Configuration

The 74LVQ74SC has a total of 14 pins, which are assigned specific functions as follows:

1. CLK (Clock Input)
2. D (Data Input)
3. Q (Output)
4. /Q (Complementary Output)
5. GND (Ground)
6. D (Data Input)
7. Q (Output)
8. /Q (Complementary Output)
9. VCC (Positive Power Supply)
10. CLR (Clear Input)
11. PRE (Preset Input)
12. GND (Ground)
13. Q (Output)
14. /Q (Complementary Output)

Functional Features

• Dual D-type positive-edge-triggered flip-flops
• Non-inverting outputs
• Asynchronous reset and preset inputs
• High-speed operation
• Low power consumption
• Wide supply voltage range
• Compatible with TTL and CMOS logic levels

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data transfer - Wide supply voltage range enables compatibility with various systems - Low power consumption reduces energy requirements - Small package size saves board space - Compatible with both TTL and CMOS logic levels, providing versatility in design

Disadvantages: - Limited number of flip-flops per IC (only two in this case) - Propagation delay time may affect timing-sensitive applications

Working Principles

The 74LVQ74SC is a dual D-type flip-flop that stores and transfers binary data. It operates on positive-edge clock signals, capturing the input data and storing it in its internal memory. The stored data can then be accessed through the output pins. The flip-flop also features asynchronous reset and preset inputs, allowing for easy initialization of the stored data.

Detailed Application Field Plans

The 74LVQ74SC is commonly used in various digital systems and applications, including:

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

Detailed and Complete Alternative Models

Some alternative models to the 74LVQ74SC include:

1. 74HC74: High-speed CMOS dual D-type flip-flop
2. CD4013: Dual D-type flip-flop with complementary outputs
3. SN74LS74: Dual D-type positive-edge-triggered flip-flop
4. MC74VHC74: Dual D-type flip-flop with set and reset inputs

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

In conclusion, the 74LVQ74SC is a versatile and efficient dual D-type flip-flop IC. Its high-speed operation, low power consumption, and wide supply voltage range make it suitable for a wide range of digital applications. Its small package size and compatibility with TTL and CMOS logic levels further enhance its usability.