SN74AHC74MDREP

Product Overview

• Category: Integrated Circuit
• Use: Flip-Flop
• Characteristics: High-speed, low-power, dual D-type positive-edge-triggered flip-flop
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: This integrated circuit is designed to store and manipulate digital information in electronic systems.
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage Range: 2 V to 5.5 V
• High-Speed Operation: 8 ns typical propagation delay
• Low Power Consumption: 4 μA maximum ICC
• Operating Temperature Range: -40°C to +85°C
• Output Drive Capability: ±24 mA at 3.3 V
• Input Voltage Levels: High: 2 V to VCC, Low: 0 V to 0.8 V
• Pin Count: 14

Detailed Pin Configuration

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. GND (Ground) - Ground reference
11. Q (Output) - Complementary output
12. Q̅ (Output) - Complementary output
13. VCC (Supply Voltage) - Positive supply voltage
14. CLR (Clear) - Active LOW clear input

Functional Features

• Dual D-type positive-edge-triggered flip-flop
• Asynchronous clear and preset inputs
• High-speed operation with low power consumption
• Complementary outputs for each flip-flop

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data manipulation - Low power consumption helps in reducing overall system energy usage - Asynchronous clear and preset inputs provide flexibility in controlling the flip-flop's state

Disadvantages: - Limited output drive capability may restrict its use in certain applications requiring higher current handling - Restricted operating temperature range may limit its suitability for extreme environments

Working Principles

The SN74AHC74MDREP is a dual D-type positive-edge-triggered flip-flop. It stores digital information using two separate flip-flops, each triggered by the rising edge of the clock signal. The asynchronous clear and preset inputs allow for resetting or setting the flip-flop's state independent of the clock signal. The complementary outputs provide inverted versions of the stored data.

Detailed Application Field Plans

1. Digital Logic Circuits: The SN74AHC74MDREP can be used in various digital logic circuits such as counters, registers, and sequencers.
2. Microcontrollers: It can be employed in microcontroller-based systems to store and manipulate data efficiently.
3. Communication Systems: The flip-flop can be utilized in communication systems for buffering and synchronization purposes.
4. Data Storage: It can be integrated into memory modules and storage devices to store and retrieve digital information.

Detailed and Complete Alternative Models

1. SN74AHC74M - Similar specifications and pin configuration but available in a different package (SOIC)
2. 74HC74 - Equivalent functionality and characteristics but operates at a higher voltage range (2 V to 6 V)
3. CD4013 - Dual D-type flip-flop with similar features but operates at a lower speed and higher power consumption

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