SN74ALS112AN

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Gate
• Characteristics: Dual J-K Flip-Flop with Clear
• Package: PDIP-16 (Plastic Dual In-Line Package)
• Essence: High-speed, low-power consumption, and versatile flip-flop
• Packaging/Quantity: Tube/25 pieces per tube

Specifications

• Supply Voltage: 4.5V to 5.5V
• Logic Family: ALS
• Number of Pins: 16
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 9 ns (typical)
• Output Current: ±24 mA
• Input Capacitance: 3 pF (typical)

Detailed Pin Configuration

1. CLR (Clear) - Active LOW input for clearing the flip-flop
2. CLK (Clock) - Clock input for synchronizing the flip-flop
3. J (Data Input) - Data input for the J-K flip-flop
4. K (Data Input) - Data input for the J-K flip-flop
5. Q1 (Output) - Output of the first flip-flop
6. Q1̅ (Complementary Output) - Complementary output of the first flip-flop
7. GND (Ground) - Ground reference for the IC
8. Q2 (Output) - Output of the second flip-flop
9. Q2̅ (Complementary Output) - Complementary output of the second flip-flop
10. PRE (Preset) - Active LOW input for presetting the flip-flop
11. VCC (Supply Voltage) - Positive supply voltage for the IC
12. NC (No Connection) - No connection
13. NC (No Connection) - No connection
14. NC (No Connection) - No connection
15. NC (No Connection) - No connection
16. NC (No Connection) - No connection

Functional Features

• Dual J-K flip-flop with independent clock and clear inputs
• High-speed operation with a propagation delay of 9 ns
• Low-power consumption, suitable for battery-powered devices
• Versatile flip-flop with preset and clear functionality
• Complementary outputs for each flip-flop

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data processing - Low-power consumption extends battery life in portable devices - Versatile functionality with preset and clear inputs - Complementary outputs facilitate easy integration into digital systems

Disadvantages: - Limited number of flip-flops (dual) - Requires external clock signal for proper operation - Not suitable for applications requiring a large number of flip-flops

Working Principles

The SN74ALS112AN is a dual J-K flip-flop with clear functionality. It operates based on the principles of sequential logic. The flip-flop stores and outputs binary information based on the clock input and the state of the J and K inputs. The clear input allows for resetting the flip-flop to a known state.

When the clock input transitions from LOW to HIGH, the J-K flip-flop captures the data present at the J and K inputs and stores it. The stored data is then available at the respective outputs (Q1, Q1̅, Q2, Q2̅). The clear input, when activated, resets the flip-flop to a predefined state, regardless of the clock and data inputs.

Detailed Application Field Plans

The SN74ALS112AN can be used in various applications that require sequential logic and memory elements. Some potential application fields include:

1. Digital Counters: The flip-flop can be used as a building block for designing digital counters, such as up/down counters or frequency dividers.
2. Shift Registers: Multiple flip-flops can be cascaded to create shift registers, which are useful for serial data transmission and storage.
3. State Machines: The flip-flop can be utilized in the design of state machines, enabling complex control and decision-making processes.
4. Memory Units: By combining multiple flip-flops, memory units like registers and RAM modules can be constructed.

Detailed and Complete Alternative Models

• SN74ALS112A
• SN74LS112AN
• SN74HC112N
• CD4013BE
• MC14013BCL

These alternative models offer similar functionality and can be used as substitutes for the SN74ALS112AN, depending on specific requirements and availability.

In conclusion, the SN74ALS112AN is a versatile dual J-K flip-flop with clear functionality. Its high-speed operation, low-power consumption, and flexible features make it suitable for various applications in digital systems