TC74VHC74FTELM

Product Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: High-speed, low-power consumption
• Package: TSSOP-14
• Essence: Dual D-Type Flip-Flop with Set and Reset
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 2.0V to 5.5V
• Input Voltage: -0.5V to VCC + 0.5V
• Output Voltage: -0.5V to VCC + 0.5V
• Operating Temperature: -40°C to +85°C
• Propagation Delay Time: 4.3ns (typical)
• Quiescent Current: 2μA (typical)

Detailed Pin Configuration

The TC74VHC74FTELM has a total of 14 pins, which are assigned as follows:

1. CLR (Clear Input) - Active LOW input for resetting the flip-flop.
2. D (Data Input) - Data input for the flip-flop.
3. CLK (Clock Input) - Clock input for the flip-flop.
4. Q (Output) - Output of the flip-flop.
5. Q̅ (Complementary Output) - Complementary output of the flip-flop.
6. GND (Ground) - Ground reference for the IC.
7. Q̅ (Complementary Output) - Complementary output of the flip-flop.
8. Q (Output) - Output of the flip-flop.
9. VCC (Power Supply) - Positive power supply for the IC.
10. Q̅ (Complementary Output) - Complementary output of the flip-flop.
11. Q (Output) - Output of the flip-flop.
12. GND (Ground) - Ground reference for the IC.
13. D (Data Input) - Data input for the flip-flop.
14. CLR (Clear Input) - Active LOW input for resetting the flip-flop.

Functional Features

• Dual D-Type Flip-Flop with Set and Reset functionality.
• High-speed operation allows for efficient data processing.
• Low-power consumption makes it suitable for battery-powered devices.
• Clear input enables easy reset of the flip-flop.
• Complementary outputs provide flexibility in circuit design.

Advantages and Disadvantages

Advantages

• High-speed operation enhances overall system performance.
• Low-power consumption prolongs battery life.
• Compact TSSOP-14 package saves board space.
• Clear input simplifies control logic implementation.
• Complementary outputs facilitate versatile circuit designs.

Disadvantages

• Limited number of flip-flops per IC package.
• Not suitable for applications requiring a large number of flip-flops.
• May require additional external components for specific applications.

Working Principles

The TC74VHC74FTELM is a dual D-type flip-flop with set and reset functionality. It operates based on the positive-edge-triggered flip-flop principle. The CLK input serves as the clock signal, which triggers the flip-flop to latch the data present at the D input. The CLR input, when activated, resets the flip-flop, forcing both Q and Q̅ outputs to a known state. The complementary outputs provide inverted versions of each other, allowing for flexible signal routing and logical operations.

Detailed Application Field Plans

The TC74VHC74FTELM finds application in various digital systems where flip-flops are required. Some potential application fields include:

1. Digital Counters: The flip-flop can be used as a building block for designing digital counters, enabling precise counting and control in applications such as frequency dividers, timers, and event counters.

2. Sequential Logic Circuits: The flip-flop's ability to store and propagate data makes it suitable for sequential logic circuits like shift registers, state machines, and address decoders.

3. Data Storage: The flip-flop can be utilized as a basic storage element in memory systems, allowing for the retention of data even when the power supply is disconnected.

4. Clock Synchronization: The flip-flop can be employed in clock synchronization circuits to ensure proper timing and synchronization between different parts of a digital system.

Detailed and Complete Alternative Models

1. SN74VHC74 - Similar dual D-type flip-flop with set and reset functionality, offered by Texas Instruments.
2. MC74VHC74 - Dual D-type flip-flop with set and reset, manufactured by ON Semiconductor.
3. CD74VHC74 - Another alternative dual D-type flip-flop with set and reset, produced by Texas Instruments.

These alternative models offer similar functionality and characteristics to the TC74VHC