74HCT112D,653

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Logic Gate
• Characteristics: Dual J-K Flip-Flop with Set and Reset
• Package: SOIC-16
• Essence: High-speed CMOS technology
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2.0V to 6.0V
• High-Level Input Voltage: 2.0V (min), 6.0V (max)
• Low-Level Input Voltage: 0.8V (min), 1.5V (max)
• High-Level Output Voltage: 4.4V (min), VCC (max)
• Low-Level Output Voltage: 0.1V (max)
• Maximum Operating Frequency: 70 MHz

Detailed Pin Configuration

The 74HCT112D,653 IC has a total of 16 pins. The pin configuration is as follows:

1. CLR (Clear) - Clear input for both flip-flops
2. CP (Clock Pulse) - Clock input for both flip-flops
3. J (J Input) - J input for the first flip-flop
4. K (K Input) - K input for the first flip-flop
5. Q1 (Output Q1) - Output Q1 of the first flip-flop
6. Q1̅ (Complementary Output Q1) - Complementary output Q1 of the first flip-flop
7. GND (Ground) - Ground reference
8. Q2̅ (Complementary Output Q2) - Complementary output Q2 of the second flip-flop
9. Q2 (Output Q2) - Output Q2 of the second flip-flop
10. K (K Input) - K input for the second flip-flop
11. J (J Input) - J input for the second flip-flop
12. CP (Clock Pulse) - Clock input for the second flip-flop
13. CLR (Clear) - Clear input for both flip-flops
14. NC (No Connection) - No connection
15. VCC (Positive Power Supply) - Positive power supply
16. NC (No Connection) - No connection

Functional Features

The 74HCT112D,653 is a dual J-K flip-flop with set and reset functionality. It is designed using high-speed CMOS technology, allowing for fast operation and low power consumption. The flip-flop has two independent sections, each capable of storing a single bit of information.

The clear input (CLR) allows for resetting both flip-flops to a known state. The clock pulse (CP) input controls the timing of the flip-flop's operation. The J and K inputs determine the behavior of the flip-flop based on their logic levels. The outputs Q1 and Q2 represent the stored values of the flip-flops, while the complementary outputs Q1̅ and Q2̅ provide the inverted versions of Q1 and Q2, respectively.

Advantages and Disadvantages

Advantages: - High-speed operation due to CMOS technology - Low power consumption - Dual flip-flop design for increased functionality - Set and reset functionality for flexible operation

Disadvantages: - Limited maximum operating frequency compared to some other ICs - Requires external clock signal for proper operation

Working Principles

The 74HCT112D,653 operates based on the principles of J-K flip-flops. The J and K inputs control the state of the flip-flop, while the clock pulse input determines when the flip-flop should update its state. The clear input allows for resetting the flip-flop to a known state.

When the clock pulse is triggered, the flip-flop checks the logic levels of the J and K inputs. Depending on their values, the flip-flop either maintains its current state or changes it according to the following rules:

• If both J and K are low (0), the flip-flop remains in its current state.
• If J is high (1) and K is low (0), the flip-flop sets its output to high (1).
• If J is low (0) and K is high (1), the flip-flop resets its output to low (0).
• If both J and K are high (1), the flip-flop toggles its output, changing it from high to low or vice versa.

Detailed Application Field Plans

The 74HCT112D,653 is commonly used in various digital systems where the storage and manipulation of binary data is required. Some specific application fields include:

1. Counters and Registers: The flip-flops can be used as building blocks for counters and registers, allowing for the