Encyclopedia Entry: 74F534PC

Product Overview

Category

The 74F534PC belongs to the category of integrated circuits (ICs) and specifically falls under the family of flip-flops.

Use

This product is primarily used in digital electronic systems for storing and transferring binary data. It is commonly employed in applications that require sequential logic, such as counters, registers, and memory units.

Characteristics

• The 74F534PC is a D-type flip-flop with tri-state outputs.
• It operates on a wide voltage range, typically between 4.5V and 5.5V.
• This IC offers high-speed performance, making it suitable for time-critical applications.
• It has a compact size and low power consumption, enhancing its versatility and efficiency.

Package and Quantity

The 74F534PC is available in a standard 20-pin plastic dual in-line package (DIP). Each package contains one unit of the IC.

Specifications

• Supply Voltage Range: 4.5V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Maximum Clock Frequency: 100 MHz
• Output Current: ±24 mA
• Propagation Delay: 6 ns (typical)

Pin Configuration

The 74F534PC features 20 pins, each serving a specific function. The pin configuration is as follows:

1. CP (Clock Pulse Input)
2. D (Data Input)
3. Qn (Complementary Output)
4. Q (Output)
5. GND (Ground)
6. Qn (Complementary Output)
7. Q (Output)
8. OE (Output Enable)
9. Qn (Complementary Output)
10. Q (Output)
11. VCC (Positive Power Supply)
12. Qn (Complementary Output)
13. Q (Output)
14. D (Data Input)
15. CP (Clock Pulse Input)
16. GND (Ground)
17. Qn (Complementary Output)
18. Q (Output)
19. OE (Output Enable)
20. Qn (Complementary Output)

Functional Features

• The 74F534PC operates as a positive-edge-triggered flip-flop, capturing data on the rising edge of the clock pulse.
• It offers tri-state outputs, allowing multiple devices to share a common bus without interference.
• The IC incorporates internal latches that store the input data until the next clock pulse arrives.
• It provides complementary outputs, enabling both normal and inverted signals to be obtained simultaneously.

Advantages and Disadvantages

Advantages: - High-speed operation facilitates efficient data transfer. - Tri-state outputs enable bus sharing and reduce signal conflicts. - Compact size and low power consumption enhance overall system efficiency.

Disadvantages: - Limited voltage range may restrict compatibility with certain systems. - Propagation delay can affect timing-sensitive applications.

Working Principles

The 74F534PC functions based on the principles of sequential logic. When a clock pulse is received, the data input (D) is captured and stored in the internal latch. The stored data is then available at the output pins (Q and Qn) until the next clock pulse arrives. The output enable (OE) pin controls the tri-state outputs, allowing them to be enabled or disabled as required.

Application Field Plans

The 74F534PC finds extensive application in various digital electronic systems, including: 1. Microprocessors and microcontrollers 2. Data storage and retrieval systems 3. Communication equipment 4. Industrial automation systems 5. Automotive electronics

Alternative Models

Several alternative models are available that offer similar functionality to the 74F534PC. Some notable alternatives include: - 74HC534: A CMOS version with a wider voltage range and lower power consumption. - 74LS534: A low-power Schottky TTL version with slightly slower performance but broader compatibility.

In conclusion, the 74F534PC is a versatile flip-flop IC widely used in digital electronic systems. Its high-speed operation, tri-state outputs, and compact design make it suitable for various applications. However, its limited voltage range and propagation delay should be considered when selecting alternative models for specific requirements.

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