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74VHCT373AMTR
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Encyclopedia Entry: 74VHCT373AMTR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Data Storage and Transfer
  • Characteristics: High-Speed, Low-Power, Octal Transparent Latch with 3-State Outputs
  • Package: TSSOP (Thin Shrink Small Outline Package)
  • Essence: The 74VHCT373AMTR is a versatile integrated circuit that provides efficient data storage and transfer capabilities. It is widely used in various electronic devices and systems.
  • Packaging/Quantity: Available in reels, each containing a specific quantity of ICs.

Specifications

  • Supply Voltage Range: 2.0V to 5.5V
  • Input Voltage Range: 0V to VCC
  • Output Voltage Range: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Output Drive Capability: ±8mA at 4.5V
  • Propagation Delay Time: 6ns (typical)

Detailed Pin Configuration

The 74VHCT373AMTR has a total of 20 pins, which are assigned specific functions as follows:

  1. Pin 1: Output Enable (OE)
  2. Pin 2: Data Input D0
  3. Pin 3: Data Input D1
  4. Pin 4: Data Input D2
  5. Pin 5: Data Input D3
  6. Pin 6: Data Input D4
  7. Pin 7: Data Input D5
  8. Pin 8: Data Input D6
  9. Pin 9: Data Input D7
  10. Pin 10: Ground (GND)
  11. Pin 11: Data Output Q0
  12. Pin 12: Data Output Q1
  13. Pin 13: Data Output Q2
  14. Pin 14: Data Output Q3
  15. Pin 15: Data Output Q4
  16. Pin 16: Data Output Q5
  17. Pin 17: Data Output Q6
  18. Pin 18: Data Output Q7
  19. Pin 19: Clock (CLK)
  20. Pin 20: Supply Voltage (VCC)

Functional Features

  • Octal Transparent Latch: The 74VHCT373AMTR consists of eight transparent latches that can store and transfer data.
  • 3-State Outputs: The IC offers three-state outputs, allowing multiple devices to share a common bus without interference.
  • High-Speed Operation: With a propagation delay time of only 6ns, the IC enables fast data transfer.
  • Low-Power Consumption: The 74VHCT373AMTR operates at low power, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages: - Efficient data storage and transfer capabilities - Versatile application in various electronic devices - High-speed operation for fast data transfer - Low-power consumption for energy efficiency

Disadvantages: - Limited output drive capability compared to some other ICs - Requires careful handling due to its small package size

Working Principles

The 74VHCT373AMTR operates based on the principles of digital logic. It uses transparent latches to store and transfer data. The latch state is controlled by the clock signal (CLK) and the output enable signal (OE). When the clock signal is active, the input data is transferred to the latch outputs. The output enable signal determines whether the latch outputs are enabled or disabled.

Detailed Application Field Plans

The 74VHCT373AMTR finds extensive use in various applications, including but not limited to: 1. Microcontrollers and Microprocessors 2. Memory Systems 3. Communication Systems 4. Data Acquisition Systems 5. Industrial Control Systems

Detailed and Complete Alternative Models

  1. 74HC373: Similar octal transparent latch IC with slightly different specifications.
  2. 74LS373: Octal transparent latch IC with TTL logic levels.
  3. SN74LVTH373: Octal transparent latch IC with low-voltage operation.

These alternative models offer similar functionality to the 74VHCT373AMTR and can be used as substitutes in different applications.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van 74VHCT373AMTR in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of 74VHCT373AMTR in technical solutions:

  1. Q: What is the 74VHCT373AMTR? A: The 74VHCT373AMTR is a high-speed octal transparent latch with 3-state outputs, commonly used in digital logic circuits.

  2. Q: What is the purpose of the 74VHCT373AMTR? A: The purpose of this IC is to store and control the flow of data in a digital system by latching input signals and providing output signals based on the stored data.

  3. Q: How many bits can the 74VHCT373AMTR latch? A: The 74VHCT373AMTR can latch 8 bits of data, as it is an octal (8-bit) latch.

  4. Q: What is the maximum operating frequency of the 74VHCT373AMTR? A: The maximum operating frequency of this IC is typically around 100 MHz, making it suitable for high-speed applications.

  5. Q: Can the 74VHCT373AMTR be used for bidirectional data transfer? A: Yes, the 74VHCT373AMTR supports bidirectional data transfer, allowing data to be latched from either the input or output side.

  6. Q: What is the voltage supply range for the 74VHCT373AMTR? A: The voltage supply range for this IC is typically between 4.5V and 5.5V, making it compatible with standard TTL and CMOS logic levels.

  7. Q: Does the 74VHCT373AMTR have built-in protection against bus contention? A: Yes, the 74VHCT373AMTR has built-in bus contention protection, which prevents multiple outputs from driving the bus simultaneously.

  8. Q: Can the 74VHCT373AMTR be cascaded to increase the number of latched bits? A: Yes, multiple 74VHCT373AMTR ICs can be cascaded together to increase the number of latched bits in a system.

  9. Q: What is the output drive capability of the 74VHCT373AMTR? A: The 74VHCT373AMTR has a high output drive capability, allowing it to drive relatively heavy loads without requiring additional buffer circuits.

  10. Q: Are there any specific precautions to consider when using the 74VHCT373AMTR? A: It is important to ensure proper decoupling and bypass capacitors are used near the power supply pins to minimize noise and voltage fluctuations. Additionally, care should be taken to avoid exceeding the maximum ratings specified in the datasheet to prevent damage to the IC.

Please note that these answers are general and may vary depending on the specific application and requirements. Always refer to the datasheet and consult with an expert for accurate information.