SN74HC74PWRE4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: High-speed, low-power, dual D-type positive-edge-triggered flip-flop
• Package: TSSOP (Thin Shrink Small Outline Package)
• 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: 2V to 6V
• High-Level Input Voltage: 2V to VCC
• Low-Level Input Voltage: GND to 0.8V
• High-Level Output Current: -4mA
• Low-Level Output Current: 4mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74HC74PWRE4 has a total of 14 pins:

1. CLR (Clear) - Active LOW clear input
2. D (Data) - Data input
3. CLK (Clock) - Clock input
4. PR (Preset) - Active LOW preset input
5. Q (Output) - Complementary output
6. Q̅ (Output) - Non-complementary output
7. GND (Ground) - Ground reference
8. Q̅ (Output) - Non-complementary output
9. Q (Output) - Complementary output
10. VCC (Supply Voltage) - Positive power supply
11. D (Data) - Data input
12. CLK (Clock) - Clock input
13. PR (Preset) - Active LOW preset input
14. CLR (Clear) - Active LOW clear input

Functional Features

• Dual D-type positive-edge-triggered flip-flop
• Asynchronous clear and preset inputs
• Direct set and reset functionality
• High-speed operation with low power consumption
• Wide operating voltage range

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data transfer - Low-power consumption helps in reducing energy usage - Dual flip-flop design provides flexibility in circuit design - Wide operating voltage range enables compatibility with various systems

Disadvantages: - Limited number of flip-flops per IC package - Requires external components for complete functionality - Sensitive to electrostatic discharge (ESD) and proper handling is necessary

Working Principles

The SN74HC74PWRE4 is a dual D-type positive-edge-triggered flip-flop. It stores and transfers data based on the clock signal provided at the CLK input. The D input determines the data to be stored, while the CLR and PR inputs allow for asynchronous clearing and presetting of the flip-flop. The outputs Q and Q̅ represent the complementary and non-complementary outputs, respectively.

Detailed Application Field Plans

The SN74HC74PWRE4 is widely used in digital systems where data storage and transfer are required. Some common application fields include:

1. Microcontrollers and microprocessors
2. Communication systems
3. Data processing units
4. Memory modules
5. Control systems

Detailed and Complete Alternative Models

1. SN74HC74N - DIP (Dual In-line Package) version of the same flip-flop IC
2. MC74HC74A - Alternative flip-flop IC from a different manufacturer
3. CD4013B - CMOS-based dual D-type flip-flop with similar functionality

These alternative models provide similar features and can be used as substitutes depending on specific requirements.

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