CD74HC109MT

Product Overview

• Category: Integrated Circuit
• Use: Digital Logic
• Characteristics: Dual J-K Flip-Flop with Clear and Preset, High-Speed CMOS Logic
• Package: TSSOP-16
• Essence: The CD74HC109MT is a dual J-K flip-flop integrated circuit that offers high-speed CMOS logic functionality. It features a clear and preset capability, making it suitable for various digital logic applications.
• Packaging/Quantity: The CD74HC109MT is available in a TSSOP-16 package and is typically sold in reels or tubes.

Specifications

The CD74HC109MT has the following specifications:

• Supply Voltage Range: 2V to 6V
• High-Level Input Voltage: 3.15V (Minimum), 5.25V (Maximum)
• Low-Level Input Voltage: 0.9V (Minimum), 1.35V (Maximum)
• High-Level Output Voltage: 4.4V (Minimum), 5.2V (Typical)
• Low-Level Output Voltage: 0.4V (Maximum)
• Maximum Operating Frequency: 50MHz

Detailed Pin Configuration

The CD74HC109MT has a total of 16 pins. The pin configuration is as follows:

1. CLR (Clear) - Clear Input
2. PR (Preset) - Preset Input
3. CP (Clock Pulse) - Clock Input
4. D (Data) - Data Input
5. Q1 - First Flip-Flop Output
6. Q1' - Complementary Output of Q1
7. GND (Ground) - Ground
8. Q2 - Second Flip-Flop Output
9. Q2' - Complementary Output of Q2
10. VCC - Supply Voltage
11. J1 (J-K Input) - First Flip-Flop J-K Input
12. K1 (J-K Input) - First Flip-Flop J-K Input
13. J2 (J-K Input) - Second Flip-Flop J-K Input
14. K2 (J-K Input) - Second Flip-Flop J-K Input
15. NC (No Connection) - No Connection
16. VCC - Supply Voltage

Functional Features

The CD74HC109MT offers the following functional features:

• Dual J-K flip-flop with clear and preset capability
• High-speed CMOS logic operation
• Wide supply voltage range (2V to 6V)
• Low power consumption
• Schmitt-trigger inputs for improved noise immunity
• Direct interface with TTL levels
• Complementary outputs for each flip-flop

Advantages and Disadvantages

Advantages of the CD74HC109MT include:

• Versatile dual flip-flop functionality
• High-speed operation
• Clear and preset capability
• Wide supply voltage range
• Compatibility with TTL levels

Disadvantages of the CD74HC109MT include:

• Limited maximum operating frequency compared to some other ICs
• TSSOP package may require careful handling during soldering

Working Principles

The CD74HC109MT operates based on the principles of digital logic. It consists of two J-K flip-flops that can store and manipulate binary data. The clear and preset inputs allow for easy initialization of the flip-flops, while the clock input controls the timing of data storage and retrieval.

Detailed Application Field Plans

The CD74HC109MT is commonly used in various digital logic applications, including:

1. Counters and dividers
2. Frequency synthesizers
3. Data storage and retrieval systems
4. State machines and control circuits
5. Address decoding and multiplexing

Detailed and Complete Alternative Models

Some alternative models to the CD74HC109MT that offer similar functionality include:

1. SN74HC109 - Dual J-K Flip-Flop with Clear and Preset, DIP-16 package
2. MC74HC109 - Dual J-K Flip-Flop with Clear and Preset, SOIC-16 package
3. CD4013 - Dual D-Type Flip-Flop, TSSOP-14 package

These alternative models can be considered based on specific requirements such as package type, pin configuration, or additional features.

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