SN74AHC74QDRG4Q1

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

Specifications

• Supply Voltage Range: 2 V to 5.5 V
• High-Speed Operation: 20 ns maximum propagation delay
• Low Power Consumption: 4 µA maximum ICC
• Operating Temperature Range: -40°C to +125°C
• Output Drive Capability: ±8 mA at 3.3 V
• Input Voltage Levels: CMOS/TTL compatible

Detailed Pin Configuration

The SN74AHC74QDRG4Q1 has a total of 14 pins:

1. CLR (Clear) - Active LOW clear input
2. D (Data) - Data input
3. CLK (Clock) - Clock input
4. Q (Output) - Complementary output
5. Q̅ (Output) - Non-complementary output
6. GND (Ground) - Ground reference
7. Q̅ (Output) - Non-complementary output
8. Q (Output) - Complementary output
9. VCC (Supply Voltage) - Positive supply voltage
10. PRE (Preset) - Active LOW preset input
11. D (Data) - Data input
12. CLK (Clock) - Clock input
13. CLR (Clear) - Active LOW clear input
14. GND (Ground) - Ground reference

Functional Features

• Dual D-type positive-edge-triggered flip-flop
• Clear and preset inputs for synchronous operation
• High-speed operation for efficient digital circuit applications
• Low power consumption for energy-efficient designs
• Wide supply voltage range for versatile usage
• CMOS/TTL compatible input voltage levels

Advantages and Disadvantages

Advantages: - High-speed operation allows for quick data processing - Low power consumption reduces energy usage - Dual flip-flop design provides flexibility in circuit design - Wide supply voltage range enables compatibility with various systems

Disadvantages: - Limited output drive capability may restrict use in certain applications - Only positive-edge-triggered operation supported

Working Principles

The SN74AHC74QDRG4Q1 is a dual D-type positive-edge-triggered flip-flop. It operates based on the clock signal provided at the CLK input. On each positive edge of the clock, the data present at the D input is transferred to the Q and Q̅ outputs. The clear (CLR) and preset (PRE) inputs allow for synchronous clearing and setting of the flip-flop.

Detailed Application Field Plans

The SN74AHC74QDRG4Q1 can be used in various digital circuit applications, including but not limited to: - Data storage and transfer systems - Counters and frequency dividers - State machines and control circuits - Memory address decoding - Clock synchronization circuits

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the SN74AHC74QDRG4Q1 include: - CD4013BCN: Dual D-type flip-flop with complementary outputs - MC74HC74AN: Dual D-type flip-flop with preset and clear inputs - 74LS74: Dual D-type flip-flop with TTL-compatible inputs and outputs - SN74LVC74APWR: Dual D-type flip-flop with low-voltage operation

These alternative models can be considered based on specific requirements and compatibility with the target system.

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