CD74AC112EG4

Product Overview

• Category: Integrated Circuit
• Use: Digital Logic Gate
• Characteristics: Dual J-K Flip-Flop with Clear and Preset
• Package: 16-pin SOIC (Small Outline Integrated Circuit)
• Essence: This integrated circuit is designed to provide dual J-K flip-flops with clear and preset functionality. It is commonly used in digital logic circuits for various applications.
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage: 2V to 6V
• Logic Family: AC
• Number of Flip-Flops: 2
• Input Type: J, K, Clear, Preset
• Output Type: Q, Q̅
• Propagation Delay: 5ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The CD74AC112EG4 has a total of 16 pins, each serving a specific purpose:

1. J1: Input pin for the J input of Flip-Flop 1
2. K1: Input pin for the K input of Flip-Flop 1
3. Clear1: Input pin for clearing Flip-Flop 1
4. Preset1: Input pin for presetting Flip-Flop 1
5. Clock1: Input pin for clocking Flip-Flop 1
6. Q1: Output pin for the Q output of Flip-Flop 1
7. Q̅1: Output pin for the complement of Q1 output of Flip-Flop 1
8. Ground: Common ground reference
9. Q̅2: Output pin for the complement of Q2 output of Flip-Flop 2
10. Q2: Output pin for the Q output of Flip-Flop 2
11. Clock2: Input pin for clocking Flip-Flop 2
12. Preset2: Input pin for presetting Flip-Flop 2
13. Clear2: Input pin for clearing Flip-Flop 2
14. K2: Input pin for the K input of Flip-Flop 2
15. J2: Input pin for the J input of Flip-Flop 2
16. VCC: Positive supply voltage

Functional Features

• Dual J-K flip-flops with independent clear and preset functionality
• High-speed operation with low power consumption
• Wide operating voltage range allows compatibility with various digital systems
• Output state can be asynchronously cleared or preset using dedicated input pins
• Suitable for applications requiring sequential logic operations

Advantages and Disadvantages

Advantages: - Provides two flip-flops in a single package, saving board space - Versatile functionality with clear and preset options - Reliable performance with AC logic family - Low propagation delay enables high-speed operation

Disadvantages: - Limited number of flip-flops per package (only two in this case) - Requires external components for complete circuit implementation - Not suitable for applications requiring complex sequential logic operations

Working Principles

The CD74AC112EG4 is based on J-K flip-flop technology. It operates by storing and manipulating binary information using the J and K inputs. The flip-flops can be clocked to transfer the input data to the output, and the output state can be cleared or preset as needed. This allows for sequential logic operations in digital circuits.

Detailed Application Field Plans

The CD74AC112EG4 can be used in various applications that require sequential logic operations, such as:

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

Detailed and Complete Alternative Models

1. SN74AC112: Similar dual J-K flip-flop with clear and preset functionality, available in DIP (Dual Inline Package) format.
2. MC74AC112: Dual J-K flip-flop with clear and preset, offered by a different manufacturer, available in SOIC package.

These alternative models provide similar functionality to the CD74AC112EG4 and can be used as replacements depending on specific requirements.

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