Encyclopedia Entry: 74ACT109MTCX

Product Overview

Category

The 74ACT109MTCX belongs to the category of integrated circuits (ICs) and specifically falls under the family of flip-flops.

Use

This product is primarily used in digital electronics for storing and manipulating binary data. It serves as a dual positive-edge-triggered JK flip-flop with clear functionality.

Characteristics

• Dual flip-flop package
• Positive-edge-triggered operation
• Clear functionality for resetting the flip-flop
• High-speed performance
• Wide operating voltage range
• Low power consumption

Package and Quantity

The 74ACT109MTCX is available in a small outline surface mount package (TSSOP) and is typically sold in reels or tubes containing multiple units.

Essence

The essence of the 74ACT109MTCX lies in its ability to store and control binary information, making it an essential component in various digital systems and applications.

Specifications

• Supply Voltage Range: 2V to 6V
• High-Level Input Voltage: 2V to VCC + 0.3V
• Low-Level Input Voltage: -0.3V to 0.8V
• High-Level Output Current: -24mA
• Low-Level Output Current: 24mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74ACT109MTCX has a total of 16 pins, each serving a specific function:

1. J1: JK Flip-Flop J input for the first flip-flop.
2. K1: JK Flip-Flop K input for the first flip-flop.
3. CP1: Clock Pulse input for the first flip-flop.
4. CLR1: Clear input for the first flip-flop.
5. Q1: Output of the first flip-flop.
6. Q̅1: Complementary output of the first flip-flop.
7. GND: Ground reference voltage.
8. Q̅2: Complementary output of the second flip-flop.
9. Q2: Output of the second flip-flop.
10. CLR2: Clear input for the second flip-flop.
11. CP2: Clock Pulse input for the second flip-flop.
12. K2: JK Flip-Flop K input for the second flip-flop.
13. J2: JK Flip-Flop J input for the second flip-flop.
14. VCC: Positive power supply voltage.
15. NC: No connection.
16. NC: No connection.

Functional Features

The 74ACT109MTCX offers the following functional features:

• Dual flip-flop operation allows independent storage and manipulation of two sets of binary data.
• Positive-edge-triggered functionality ensures reliable and synchronized data capture.
• Clear input enables resetting the flip-flops to a known state.
• High-speed performance facilitates efficient data processing in time-critical applications.
• Wide operating voltage range allows compatibility with various digital systems.
• Low power consumption minimizes energy requirements.

Advantages and Disadvantages

Advantages

• Dual flip-flop package provides flexibility in storing and controlling multiple sets of binary data.
• Positive-edge-triggered operation ensures accurate data capture.
• Clear functionality allows for easy reset and initialization.
• High-speed performance enables efficient data processing.
• Wide operating voltage range enhances compatibility with different systems.
• Low power consumption reduces energy requirements.

Disadvantages

• Limited to positive-edge-triggered operation, which may not be suitable for all applications.
• The small outline surface mount package (TSSOP) may require specialized equipment for soldering and handling.

Working Principles

The 74ACT109MTCX operates based on the principles of JK flip-flops. It utilizes positive-edge-triggered functionality to capture and store binary data. The clock pulse input (CP1 and CP2) determines when the flip-flops update their outputs based on the inputs provided through J and K. The clear input (CLR1 and CLR2) allows for resetting the flip-flops to a known state.

Detailed Application Field Plans

The 74ACT109MTCX finds applications in various digital systems, including but not limited to:

• Data storage and manipulation in microcontrollers and microprocessors.
• Sequential logic circuits.
• Counters and frequency dividers.
• State machines and control units.
• Communication systems.
• Memory address decoding.

Detailed Alternative Models

For those seeking alternative models with similar functionality, the following options can be considered:

1. 74HC109: A CMOS version of the dual JK flip-flop with clear functionality.
2. 74LS109: A low-power Schottky TTL version of the dual JK flip-flop with clear functionality.
3. CD4013: A dual D-type flip-flop