MM74HCT74MTC

Product Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: High-Speed, TTL-Compatible, Dual D-Type Positive-Edge-Triggered Flip-Flop
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: The MM74HCT74MTC is a dual D-type flip-flop IC that operates at high speed and is compatible with TTL logic levels.
• Packaging/Quantity: The MM74HCT74MTC is available in a TSSOP package and is typically sold in reels of 2500 units.

Specifications

• Supply Voltage: 2V to 6V
• Logic Family: HCT (High-Speed CMOS Logic)
• Number of Flip-Flops: 2
• Trigger Type: Positive Edge-Triggered
• Clock Frequency: Up to 25 MHz
• Propagation Delay: 15 ns (max)
• Output Current: ±4 mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MM74HCT74MTC has a total of 14 pins. The pin configuration is as follows:

1. CLR (Clear) - Active Low Clear Input
2. D1 (Data Input 1) - Data Input for Flip-Flop 1
3. CLK (Clock) - Clock Input
4. D2 (Data Input 2) - Data Input for Flip-Flop 2
5. Q1 (Flip-Flop 1 Output) - Output of Flip-Flop 1
6. Q1̅ (Flip-Flop 1 Complementary Output) - Complementary Output of Flip-Flop 1
7. GND (Ground) - Ground Reference
8. Q2 (Flip-Flop 2 Output) - Output of Flip-Flop 2
9. Q2̅ (Flip-Flop 2 Complementary Output) - Complementary Output of Flip-Flop 2
10. PRE (Preset) - Active Low Preset Input
11. PR̅E (Complementary Preset) - Complementary Preset Input
12. VCC (Supply Voltage) - Positive Power Supply
13. SET (Set) - Active Low Set Input
14. S̅ET (Complementary Set) - Complementary Set Input

Functional Features

• Dual D-Type Flip-Flop with Clear and Preset Inputs
• High-Speed Operation, suitable for applications requiring fast switching
• TTL-Compatible Inputs and Outputs, allowing seamless integration with existing TTL logic circuits
• Complementary Outputs provide both normal and inverted outputs for flexibility in circuit design
• Wide Operating Voltage Range (2V to 6V), enabling compatibility with various power supply configurations

Advantages and Disadvantages

Advantages

• High-Speed Operation allows for efficient data processing and rapid signal switching.
• TTL Compatibility ensures easy integration with existing TTL-based systems.
• Dual Flip-Flop Configuration provides versatility in circuit design.
• Complementary Outputs offer flexibility in signal routing and logic implementation.

Disadvantages

• Limited Operating Temperature Range (-40°C to +85°C) may restrict usage in extreme temperature environments.
• TSSOP Package may require careful handling during assembly to avoid damage.

Working Principles

The MM74HCT74MTC is a positive edge-triggered flip-flop. It stores and transfers data based on the rising edge of the clock input signal. The clear and preset inputs allow for resetting or setting the flip-flop outputs to specific states. The complementary outputs provide both normal and inverted versions of the stored data, enhancing circuit design flexibility.

Detailed Application Field Plans

The MM74HCT74MTC is commonly used in various digital systems and applications, including:

1. Data Storage and Transfer: The flip-flop's ability to store and transfer data makes it suitable for use in registers, counters, and memory circuits.
2. Synchronous Logic Design: The positive edge-triggered behavior of the MM74HCT74MTC makes it ideal for synchronous logic designs, where data needs to be synchronized with a clock signal.
3. Control Systems: The flip-flop can be utilized in control systems to store and update control signals based on specific triggers or events.
4. Communication Systems: The high-speed operation and compatibility with TTL logic make the MM74HCT74MTC suitable for use in communication systems, such as UART (Universal Asynchronous Receiver-Transmitter) interfaces.

Detailed and Complete Alternative Models

1. SN74HCT74 - Texas Instruments
2. CD74HCT74 - Texas Instruments
3. 74HCT74 - NXP Semiconductors
4. MC74HCT74A - ON Semiconductor