SN74AHCT74QPWRQ1

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: Reliable and efficient flip-flop for digital circuit applications
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• Input Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +125°C
• Propagation Delay: 7 ns (typical)
• Output Current: ±8 mA
• Latch-Up Performance: ±100 mA

Detailed Pin Configuration

The SN74AHCT74QPWRQ1 has a total of 14 pins, which are assigned 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) - Non-complementary output
7. GND (Ground) - Ground reference
8. Q̅ (Output) - Non-complementary output
9. Q (Output) - Complementary output
10. VCC (Positive Supply Voltage) - Power supply input
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 and non-complementary outputs for versatile applications
• Wide operating temperature range for various environments

Advantages and Disadvantages

Advantages

• High-speed operation allows for efficient data processing
• Low-power consumption reduces energy requirements
• Dual flip-flop design provides flexibility in circuit design
• Asynchronous clear and preset inputs simplify initialization process
• Wide operating temperature range ensures reliability in different conditions

Disadvantages

• Limited supply voltage range may restrict certain applications
• Propagation delay of 7 ns may not be suitable for ultra-high-speed applications
• Latch-up performance of ±100 mA may limit current-intensive operations

Working Principles

The SN74AHCT74QPWRQ1 is a dual D-type positive-edge-triggered flip-flop. It operates based on the rising edge of the clock signal (CLK). The data input (D) is latched into the flip-flop when the clock transitions from LOW to HIGH. The complementary outputs (Q and Q̅) reflect the state of the input data.

The flip-flop can be cleared using the CLR input, which is active LOW. Similarly, the PR input (active LOW) can be used to preset the flip-flop. These asynchronous inputs allow for easy initialization of the flip-flop.

Detailed Application Field Plans

The SN74AHCT74QPWRQ1 is widely used in digital circuits where reliable and efficient flip-flops are required. Some specific application fields include:

1. Microprocessors and microcontrollers
2. Data storage systems
3. Communication devices
4. Signal processing circuits
5. Control systems

Due to its high-speed operation, low-power consumption, and versatile features, the SN74AHCT74QPWRQ1 is suitable for a wide range of digital applications.

Detailed and Complete Alternative Models

1. SN74AHCT74QDRQ1 - SOIC (Small Outline Integrated Circuit) package, 2500 units per reel
2. SN74AHCT74DGVRQ1 - TVSOP (Thin Very Small Outline Package) package, 3000 units per reel
3. SN74AHCT74PWRQ1 - TSSOP package, 2000 units per reel
4. SN74AHCT74NSRQ1 - SO (Small Outline) package, 4000 units per reel

These alternative models offer similar functionality to the SN74AHCT74QPWRQ1 but may vary in package type, quantity per reel, or other minor specifications.

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