74LVX112SJ

Product Overview

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

Specifications

• Supply Voltage Range: 2.0V to 5.5V
• High-Level Input Voltage: 2.0V 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 74LVX112SJ IC has a total of 16 pins, which are assigned as follows:

1. CLR (Clear) - Clear input for both flip-flops
2. CP (Clock Pulse) - Clock input for both flip-flops
3. J1 (J Input 1) - J input for the first flip-flop
4. K1 (K Input 1) - K input for the first flip-flop
5. Q1 (Q Output 1) - Q output for the first flip-flop
6. Q̅1 (Q̅ Output 1) - Complementary Q output for the first flip-flop
7. GND (Ground) - Ground reference
8. Q̅2 (Q̅ Output 2) - Complementary Q output for the second flip-flop
9. Q2 (Q Output 2) - Q output for the second flip-flop
10. K2 (K Input 2) - K input for the second flip-flop
11. J2 (J Input 2) - J input for the second flip-flop
12. CP̅ (Clock Pulse̅) - Inverted clock input for both flip-flops
13. CLR̅ (Clear̅) - Inverted clear input for both flip-flops
14. VCC (Positive Power Supply) - Positive power supply
15. GND (Ground) - Ground reference
16. NC (No Connection) - No connection

Functional Features

• Dual J-K Flip-Flop: The 74LVX112SJ contains two independent J-K flip-flops, allowing for the storage and manipulation of binary data.
• Clear Function: The clear input (CLR) allows the user to reset both flip-flops simultaneously.
• Clock Pulse Input: The clock pulse input (CP) synchronizes the operation of the flip-flops, ensuring proper timing and sequential data processing.

Advantages and Disadvantages

Advantages: - High-speed operation due to CMOS technology - Low power consumption - Wide supply voltage range - Compact SOIC package for space-saving applications

Disadvantages: - Limited number of flip-flops (dual) - Not suitable for complex sequential logic circuits

Working Principles

The 74LVX112SJ operates based on the principles of J-K flip-flops. These flip-flops are capable of storing one bit of binary information and can be used to build various sequential logic circuits. The inputs (J and K) control the state of the flip-flops, while the clock pulse (CP) determines when the inputs are sampled and the outputs are updated. The clear input (CLR) resets the flip-flops to a known state.

Detailed Application Field Plans

The 74LVX112SJ is commonly used in various digital systems and applications, including:

1. Counters and Registers: The flip-flops can be used to build counters and registers for counting, storing, and manipulating binary data.
2. State Machines: Sequential logic circuits, such as state machines, can be implemented using the flip-flops to control the system's behavior based on specific conditions.
3. Data Storage: The flip-flops can be utilized as memory elements for temporary storage of data in microcontrollers and other digital devices.

Detailed and Complete Alternative Models

1. 74HC112: Similar dual J-K flip-flop with clear, but operates at a higher voltage range (2V to 6V).
2. CD4027: Dual J-K flip-flop with set and reset inputs, suitable for more complex sequential logic applications.
3. SN74LS112A: Dual negative-edge-triggered J-K flip-flop with preset and clear inputs, compatible with TTL logic levels.

These alternative models offer similar functionality to the 74LVX112SJ but may have different specifications and package options.

In conclusion, the 74LVX112SJ is a versatile integrated circuit that provides dual J-K flip-flops with clear functionality.