74F379SC

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Logic
• Characteristics: High-speed, low-power consumption
• Package: Small Outline Integrated Circuit (SOIC)
• Essence: Flip-Flop with Clear and Preset Inputs
• Packaging/Quantity: Available in reels or tubes, quantity varies based on supplier

Specifications

• Logic Family: 74F
• Number of Flip-Flops: 4
• Input Voltage Range: 2V to 6V
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 5 ns (typical)
• Power Consumption: 20 mW (typical)

Detailed Pin Configuration

The 74F379SC has a total of 16 pins. The pin configuration is as follows:

1. CP (Clock Pulse) Input for Flip-Flop 1
2. D (Data) Input for Flip-Flop 1
3. PR (Preset) Input for Flip-Flop 1
4. CLR (Clear) Input for Flip-Flop 1
5. Q (Output) for Flip-Flop 1
6. Q̅ (Complementary Output) for Flip-Flop 1
7. GND (Ground)
8. Q̅ (Complementary Output) for Flip-Flop 2
9. Q (Output) for Flip-Flop 2
10. CLR (Clear) Input for Flip-Flop 2
11. PR (Preset) Input for Flip-Flop 2
12. D (Data) Input for Flip-Flop 2
13. CP (Clock Pulse) Input for Flip-Flop 2
14. VCC (Positive Power Supply)
15. Q (Output) for Flip-Flop 3
16. Q̅ (Complementary Output) for Flip-Flop 3

Functional Features

• Four independent D-type flip-flops with clear and preset inputs
• High-speed operation, suitable for time-critical applications
• Low power consumption, ideal for battery-powered devices
• Clear and preset inputs allow for easy initialization of flip-flop states
• Complementary outputs provide both true and inverted signals

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data processing - Low power consumption prolongs battery life in portable devices - Clear and preset inputs simplify initialization process - Small package size saves board space

Disadvantages: - Limited number of flip-flops (4 in this case) - Requires external clock signal for proper operation - Not suitable for high-voltage applications

Working Principles

The 74F379SC is a synchronous sequential circuit that consists of four D-type flip-flops. Each flip-flop can store one bit of information. The clock pulse input synchronizes the state changes of the flip-flops, ensuring reliable data storage and retrieval.

The D input determines the value to be stored in each flip-flop. The preset (PR) and clear (CLR) inputs allow for initialization of the flip-flop states. When the PR input is activated, the corresponding flip-flop output becomes '1', while the CLR input sets it to '0'. The complementary outputs (Q̅) provide inverted versions of the true outputs (Q).

Detailed Application Field Plans

The 74F379SC is commonly used in various digital logic applications, including:

1. Register circuits
2. Counters and frequency dividers
3. Data storage and retrieval systems
4. Control units in microprocessors
5. Communication systems

Alternative Models

There are several alternative models available that offer similar functionality to the 74F379SC. Some popular alternatives include:

1. 74LS379: Low-power Schottky version
2. 74HC379: High-speed CMOS version
3. 74HCT379: High-speed CMOS with TTL compatibility

These alternative models can be chosen based on specific requirements such as power consumption, speed, and voltage compatibility.

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