ON Semiconductor
画像はイメージの場合もございます。
商品詳細は仕様をご覧ください。
74F675ASPC
詳細を表示 DataSheets

Encyclopedia Entry: 74F675ASPC

Product Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Digital Comparator
  • Characteristics: High-speed, low-power consumption
  • Package: Plastic Small Outline Package (SOIC)
  • Essence: Comparing two binary numbers and determining their relationship
  • Packaging/Quantity: Available in reels of 250 units

Specifications

  • Supply Voltage: 4.5V to 5.5V
  • Operating Temperature: -40°C to +85°C
  • Input Voltage Levels: TTL compatible
  • Output Voltage Levels: TTL compatible
  • Propagation Delay: 10 ns (typical)
  • Number of Pins: 16

Detailed Pin Configuration

  1. A0: Input A, Least Significant Bit (LSB)
  2. A1: Input A
  3. A2: Input A
  4. A3: Input A, Most Significant Bit (MSB)
  5. B0: Input B, LSB
  6. B1: Input B
  7. B2: Input B
  8. B3: Input B, MSB
  9. GND: Ground
  10. D0: Output D, LSB
  11. D1: Output D
  12. D2: Output D
  13. D3: Output D, MSB
  14. VCC: Supply Voltage
  15. LT: Less Than Output
  16. EQ: Equal Output

Functional Features

  • Performs 4-bit magnitude comparison between two binary numbers (A and B)
  • Outputs a logical high on the "LT" pin if A < B
  • Outputs a logical high on the "EQ" pin if A = B
  • Outputs a logical high on the "D" pins corresponding to the most significant bit where A > B

Advantages and Disadvantages

Advantages: - High-speed operation allows for quick comparison of binary numbers - Low-power consumption makes it suitable for battery-powered devices - TTL compatible input and output voltage levels ensure compatibility with various digital systems

Disadvantages: - Limited to 4-bit magnitude comparison, not suitable for larger bit-width comparisons - Requires external circuitry for cascading multiple comparators

Working Principles

The 74F675ASPC is a digital comparator that compares two 4-bit binary numbers (A and B) and determines their relationship. It utilizes internal logic gates to perform the comparison and generate the appropriate outputs. The inputs are compared bit by bit, starting from the most significant bit (MSB) down to the least significant bit (LSB). The outputs indicate whether A is less than (LT), equal to (EQ), or greater than (D) B.

Detailed Application Field Plans

The 74F675ASPC can be used in various applications that require binary number comparison, such as:

  1. Arithmetic circuits
  2. Control systems
  3. Data processing units
  4. Digital signal processing
  5. Microcontrollers

Detailed and Complete Alternative Models

  • 74HC675: Similar functionality, but operates at lower power supply voltage (2V to 6V)
  • 74LS85: 4-bit magnitude comparator with additional outputs indicating "greater than" and "less than" conditions
  • CD4073B: Triple 3-input AND gate with similar pin configuration, can be used for custom comparator designs

Note: This list is not exhaustive and other alternative models may exist.

Word Count: 335 words

技術ソリューションにおける 74F675ASPC の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of 74F675ASPC in technical solutions:

  1. Q: What is the 74F675ASPC? A: The 74F675ASPC is a specific type of integrated circuit (IC) that functions as a 16-bit edge-triggered register with parallel outputs.

  2. Q: What are the key features of the 74F675ASPC? A: The key features of the 74F675ASPC include 16-bit parallel input/output, edge-triggered operation, asynchronous clear input, and high-speed operation.

  3. Q: How can I use the 74F675ASPC in my technical solution? A: The 74F675ASPC can be used as a register or storage element in various digital systems, such as microprocessors, data acquisition systems, and communication devices.

  4. Q: What is the maximum operating frequency of the 74F675ASPC? A: The maximum operating frequency of the 74F675ASPC is typically specified by the manufacturer and can vary, but it is generally in the range of several tens of megahertz.

  5. Q: Does the 74F675ASPC require any external components for proper operation? A: Yes, the 74F675ASPC may require external components such as power supply decoupling capacitors and pull-up resistors for reliable operation.

  6. Q: Can the 74F675ASPC handle both synchronous and asynchronous inputs? A: No, the 74F675ASPC only supports asynchronous clear input. It does not have synchronous inputs.

  7. Q: What is the power supply voltage range for the 74F675ASPC? A: The power supply voltage range for the 74F675ASPC is typically between 4.5V and 5.5V, although it is always recommended to refer to the datasheet for precise specifications.

  8. Q: Is the 74F675ASPC compatible with other logic families? A: Yes, the 74F675ASPC is designed to be compatible with other TTL (Transistor-Transistor Logic) logic families, making it easy to integrate into existing systems.

  9. Q: Can I cascade multiple 74F675ASPC ICs together? A: Yes, you can cascade multiple 74F675ASPC ICs together to increase the number of bits or create larger registers.

  10. Q: Where can I find more detailed information about the 74F675ASPC? A: You can find more detailed information about the 74F675ASPC in its datasheet, which is usually available on the manufacturer's website or through electronic component distributors.

Please note that the answers provided here are general and may vary depending on the specific implementation and requirements of your technical solution. It is always recommended to consult the datasheet and relevant documentation for accurate and up-to-date information.