Encyclopedia Entry: 74AHCT273BQ,115

Product Information Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: High-speed, low-power consumption
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Digital logic component for storing and manipulating binary data
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Logic Family: AHCT
• Number of Flip-Flops: 8
• Input Voltage Range: 2V to 5.5V
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +125°C
• Propagation Delay: 6 ns (typical)
• Supply Current: 4 mA (typical)

Detailed Pin Configuration

The 74AHCT273BQ,115 IC has a total of 20 pins. The pin configuration is as follows:

1. CLR (Clear Input)
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. GND (Ground)
11. Q7 (Output 7)
12. Q6 (Output 6)
13. Q5 (Output 5)
14. Q4 (Output 4)
15. Q3 (Output 3)
16. Q2 (Output 2)
17. Q1 (Output 1)
18. Q0 (Output 0)
19. CP (Clock Pulse Input)
20. VCC (Supply Voltage)

Functional Features

• Flip-Flop Operation: The 74AHCT273BQ,115 is an octal D-type flip-flop with a common clock (CP) and clear (CLR) input. It can store and transfer data based on the clock signal.
• Edge-Triggered Design: The flip-flop operates on the rising edge of the clock pulse, ensuring reliable data storage and synchronization.
• Parallel Data Inputs: The IC has eight parallel data inputs (D0-D7), allowing simultaneous loading of data into the flip-flop.
• Clear Functionality: The CLR input allows for clearing all flip-flop outputs to a low state, providing a reset capability.
• High-Speed Performance: With a propagation delay of only 6 ns, the IC enables fast data processing in digital systems.
• Low Power Consumption: The AHCT logic family ensures efficient power usage, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages: - High-speed operation - Low power consumption - Compact SOIC package - Clear functionality for reset - Reliable edge-triggered design

Disadvantages: - Limited number of flip-flops (8) - Requires an external clock signal for operation

Working Principles

The 74AHCT273BQ,115 operates based on the principles of sequential logic. It utilizes D-type flip-flops to store and manipulate binary data. The flip-flops are triggered by the rising edge of the clock pulse, allowing the input data to be transferred to the outputs. The CLR input provides a means to reset the flip-flop outputs to a low state when necessary.

Detailed Application Field Plans

The 74AHCT273BQ,115 is widely used in various digital systems where data storage and manipulation are required. Some application fields include:

1. Microcontrollers: Used for storing and transferring data in microcontroller-based systems.
2. Digital Communication Systems: Enables data buffering and synchronization in communication protocols.
3. Data Processing Units: Utilized for temporary storage of intermediate results in arithmetic and logic operations.
4. Memory Addressing: Facilitates address decoding and selection in memory systems.
5. Control Systems: Provides sequential control functionality in automation and robotics.

Detailed and Complete Alternative Models

• 74HC273: Similar octal D-type flip-flop with a wider operating voltage range (2V to 6V).
• CD4013B: Dual D-type flip-flop with complementary outputs, suitable for more complex applications.
• SN74LS373: Octal transparent latch with 3-state outputs, offering additional output control options.

(Note: The above alternative models are just a few examples; there are numerous other alternatives available in the market.)

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