SN74HCT74NSR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: High-speed, low-power, dual D-type positive-edge-triggered flip-flop
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: The SN74HCT74NSR is a versatile flip-flop IC that can be used in various digital applications.
• Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel.

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: 74 MHz
• Propagation Delay Time: 13 ns
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74HCT74NSR 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) - Complementary output
7. GND (Ground) - Ground reference
8. Q̅ (Output) - Complementary output
9. Q (Output) - Complementary output
10. VCC (Supply Voltage) - Positive supply voltage
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 for easy initialization
• High-speed operation with low power consumption
• Complementary outputs for versatile digital signal processing
• Wide operating voltage range for compatibility with various systems

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data processing - Low-power consumption helps in reducing energy usage - Versatile functionality enables use in a wide range of applications

Disadvantages: - Limited to positive-edge triggering, may not be suitable for certain applications requiring negative-edge triggering - Only dual flip-flop configuration available, not suitable for applications requiring more than two flip-flops

Working Principles

The SN74HCT74NSR is a dual D-type flip-flop that operates on positive-edge triggering. It stores and transfers data based on the clock input. The clear and preset inputs allow for easy initialization of the flip-flop. The complementary outputs provide flexibility in digital signal processing.

Detailed Application Field Plans

The SN74HCT74NSR can be used in various digital applications, including but not limited to: - Sequential logic circuits - Data storage and transfer systems - Clock synchronization circuits - Frequency division circuits - State machine designs

Detailed and Complete Alternative Models

1. SN74HCT74D - DIP (Dual In-line Package) version of the SN74HCT74NSR
2. MC74HCT74AN - Alternative manufacturer's version of the SN74HCT74NSR
3. CD74HCT74E - Alternative manufacturer's version of the SN74HCT74NSR

These alternative models offer similar functionality and characteristics to the SN74HCT74NSR, providing options for different package types or manufacturers.

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