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SN74HC373DBR
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SN74HC373DBR

Product Overview

  • Category: Integrated Circuit
  • Use: Latch/Flip-Flop
  • Characteristics: High-Speed, Octal Transparent D-Type Latches with 3-State Outputs
  • Package: SSOP (Shrink Small Outline Package)
  • Essence: The SN74HC373DBR is an octal transparent latch/flip-flop integrated circuit that can store and transfer data in digital systems.
  • Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

The SN74HC373DBR has the following specifications:

  • Supply Voltage Range: 2V to 6V
  • High-Level Input Voltage: 2V
  • Low-Level Input Voltage: 0.8V
  • High-Level Output Voltage: 4.2V
  • Low-Level Output Voltage: 0.5V
  • Maximum Operating Frequency: 80MHz
  • Propagation Delay Time: 10ns
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74HC373DBR has a total of 20 pins, which are assigned 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 Input (CLK)
  20. Pin 20: Supply Voltage (VCC)

Functional Features

The SN74HC373DBR offers the following functional features:

  • Octal transparent latch/flip-flop with 3-state outputs
  • High-speed operation, suitable for high-frequency digital systems
  • Transparent mode allows data to be latched while the clock is enabled
  • 3-state outputs provide flexibility in connecting multiple devices

Advantages and Disadvantages

Advantages of the SN74HC373DBR include:

  • High-speed operation enables efficient data transfer in digital systems
  • Octal configuration provides a large number of data storage and transfer options
  • 3-state outputs allow for easy connection with other devices

Disadvantages of the SN74HC373DBR include:

  • Limited voltage range of 2V to 6V may not be suitable for all applications
  • Propagation delay time of 10ns may introduce timing issues in certain scenarios

Working Principles

The SN74HC373DBR operates based on the principles of latch/flip-flop circuits. It can store and transfer data using transparent latching when the clock input is enabled. The 3-state outputs allow the device to be connected to multiple devices without causing conflicts.

Detailed Application Field Plans

The SN74HC373DBR is commonly used in various digital systems where data storage and transfer are required. Some specific application fields include:

  1. Microcontrollers and microprocessors
  2. Communication systems
  3. Data acquisition systems
  4. Industrial automation
  5. Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the SN74HC373DBR that offer similar functionality include:

  1. 74HC373: This is a standard CMOS octal latch/flip-flop with 3-state outputs.
  2. CD74HC373: A high-speed CMOS version of the octal transparent latch/flip-flop.
  3. MC74HC373: A TTL-compatible version of the octal latch/flip-flop.

These alternative models can be considered based on specific requirements and compatibility with existing systems.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi SN74HC373DBR dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of SN74HC373DBR:

  1. Q: What is SN74HC373DBR? A: SN74HC373DBR is a type of integrated circuit (IC) commonly used as an octal transparent latch with 3-state outputs.

  2. Q: What is the purpose of SN74HC373DBR? A: SN74HC373DBR is used to store and control the flow of data in digital systems. It can be used for temporary storage, data buffering, or as a latch for address or control signals.

  3. Q: How many bits can SN74HC373DBR handle? A: SN74HC373DBR is an octal latch, meaning it can handle 8 bits of data.

  4. Q: What is the voltage range supported by SN74HC373DBR? A: SN74HC373DBR supports a voltage range of 2V to 6V.

  5. Q: Can SN74HC373DBR be used in both parallel and serial data transfer applications? A: Yes, SN74HC373DBR can be used in both parallel and serial data transfer applications, depending on the configuration and connection.

  6. Q: What is the maximum operating frequency of SN74HC373DBR? A: The maximum operating frequency of SN74HC373DBR is typically around 80 MHz.

  7. Q: Does SN74HC373DBR have any built-in protection features? A: SN74HC373DBR has built-in diode protection against electrostatic discharge (ESD) and overvoltage conditions.

  8. Q: Can SN74HC373DBR drive LEDs directly? A: Yes, SN74HC373DBR can drive LEDs directly by connecting the output pins to the LED's anode and the cathode to a suitable current-limiting resistor.

  9. Q: Can SN74HC373DBR be cascaded to handle more than 8 bits of data? A: Yes, multiple SN74HC373DBR ICs can be cascaded together to handle larger data widths.

  10. Q: What are some common applications of SN74HC373DBR? A: SN74HC373DBR is commonly used in microcontrollers, memory systems, data buses, address decoding, and general-purpose digital logic circuits.

Please note that these answers are general and may vary depending on specific use cases and requirements.