SN74AHCT74PWG4

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: Digital logic component used for storing and transferring binary data
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• High-Level Input Voltage: 2V
• Low-Level Input Voltage: 0.8V
• High-Level Output Voltage: 4.4V
• Low-Level Output Voltage: 0.1V
• Maximum Operating Frequency: 100MHz
• Propagation Delay Time: 10ns
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74AHCT74PWG4 has a total of 14 pins, which are assigned specific functions as follows:

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) - True output
7. GND (Ground) - Ground reference
8. Q̅ (Output) - True 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
• High-speed operation with low power consumption
• Asynchronous clear and preset inputs for easy initialization
• Complementary outputs for data storage and transfer
• Wide operating voltage range for compatibility with various systems

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data processing - Low-power consumption reduces energy requirements - Asynchronous clear and preset inputs provide flexibility in initializing the flip-flop - Complementary outputs enable reliable data storage and transfer

Disadvantages: - Limited to positive-edge triggering, may not be suitable for applications requiring negative-edge triggering - Operating frequency limited to 100MHz, may not meet the requirements of high-speed applications

Working Principles

The SN74AHCT74PWG4 is a dual D-type positive-edge-triggered flip-flop. It stores and transfers binary data based on the rising edge of the clock signal. The data input (D) is latched into the flip-flop when the clock input (CLK) transitions from LOW to HIGH. The complementary outputs (Q and Q̅) represent the stored data, with Q being the true output and Q̅ being the complement of Q. The asynchronous clear (CLR) and preset (PR) inputs allow for easy initialization of the flip-flop by clearing or setting the stored data.

Detailed Application Field Plans

The SN74AHCT74PWG4 can be used in various digital systems and applications, including but not limited to:

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

Detailed and Complete Alternative Models

1. SN74AHCT74PWR - SOIC (Small Outline Integrated Circuit) package variant
2. SN74AHCT74DGVR - VSSOP (Very Small Outline Package) package variant
3. SN74AHCT74D - SOIC (Small Outline Integrated Circuit) package variant
4. SN74AHCT74DR - SOIC (Small Outline Integrated Circuit) package variant

These alternative models offer similar functionality and characteristics to the SN74AHCT74PWG4, providing flexibility in choosing the most suitable package for specific applications.

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