Texas Instruments
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SN74HC373ADBRE4
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SN74HC373ADBRE4

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Octal Transparent D-Type Latches with 3-State Outputs
  • Characteristics:
    • High-speed operation
    • Wide operating voltage range
    • 3-state outputs for bus-oriented applications
    • Output drive capability: 15 LSTTL loads
  • Package: SSOP (Shrink Small Outline Package)
  • Essence: The SN74HC373ADBRE4 is a high-performance octal transparent latch designed for general-purpose storage applications in digital systems.
  • Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

  • Supply Voltage Range: 2V to 6V
  • Input Voltage Range: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Output Current: ±6mA
  • Propagation Delay Time: 10ns (typical)
  • Input Capacitance: 3.5pF (typical)

Detailed Pin Configuration

The SN74HC373ADBRE4 has a total of 20 pins. The pin configuration is as follows:

  1. GND (Ground)
  2. D0 (Data Input 0)
  3. D1 (Data Input 1)
  4. D2 (Data Input 2)
  5. D3 (Data Input 3)
  6. D4 (Data Input 4)
  7. D5 (Data Input 5)
  8. D6 (Data Input 6)
  9. D7 (Data Input 7)
  10. OE (Output Enable)
  11. CP (Clock Pulse)
  12. LE (Latch Enable)
  13. Q0 (Output 0)
  14. Q1 (Output 1)
  15. Q2 (Output 2)
  16. Q3 (Output 3)
  17. Q4 (Output 4)
  18. Q5 (Output 5)
  19. Q6 (Output 6)
  20. Q7 (Output 7)

Functional Features

  • Octal transparent latch with 3-state outputs
  • Latch enable and output enable control inputs
  • High-speed operation for efficient data storage and retrieval
  • Wide operating voltage range allows compatibility with various digital systems
  • 3-state outputs facilitate bus-oriented applications

Advantages and Disadvantages

Advantages: - High-speed operation enables quick data processing - Wide operating voltage range provides flexibility in system integration - 3-state outputs allow for efficient bus sharing

Disadvantages: - Limited output drive capability compared to some other ICs - Not suitable for applications requiring high output current

Working Principles

The SN74HC373ADBRE4 is an octal transparent latch that stores data based on the clock pulse input (CP) and latch enable input (LE). When the latch enable is active, the data inputs (D0-D7) are transferred to the corresponding outputs (Q0-Q7). The output enable (OE) input controls the state of the outputs, allowing them to be either active or in a high-impedance state.

Detailed Application Field Plans

The SN74HC373ADBRE4 can be used in various digital systems where efficient data storage and retrieval is required. Some potential application fields include:

  1. Microcontrollers and microprocessors
  2. Data communication systems
  3. Memory modules
  4. Industrial automation
  5. Automotive electronics

Detailed and Complete Alternative Models

  1. SN74HC373ADBR: Similar to SN74HC373ADBRE4 but without the tape and reel packaging.
  2. SN74HCT373ADBRE4: Octal transparent latch with 3-state outputs, compatible with TTL logic levels.
  3. SN74LS373N: Octal transparent latch with 3-state outputs, compatible with low-power Schottky TTL.

Note: This is not an exhaustive list of alternative models, and it is recommended to consult the manufacturer's datasheets for a complete range of alternatives.

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Maglista ng 10 karaniwang tanong at sagot na nauugnay sa aplikasyon ng SN74HC373ADBRE4 sa mga teknikal na solusyon

Sure! Here are 10 common questions and answers related to the application of SN74HC373ADBRE4:

  1. Q: What is SN74HC373ADBRE4? A: SN74HC373ADBRE4 is a high-speed octal transparent latch with 3-state outputs, commonly used in digital systems.

  2. Q: What is the operating voltage range for SN74HC373ADBRE4? A: The operating voltage range for SN74HC373ADBRE4 is typically between 2V and 6V.

  3. Q: How many latch outputs does SN74HC373ADBRE4 have? A: SN74HC373ADBRE4 has 8 latch outputs, making it suitable for applications that require multiple data storage elements.

  4. Q: Can SN74HC373ADBRE4 be used in both parallel and serial data transfer applications? A: Yes, SN74HC373ADBRE4 can be used in both parallel and serial data transfer applications, depending on the system requirements.

  5. Q: What is the maximum clock frequency supported by SN74HC373ADBRE4? A: SN74HC373ADBRE4 can support clock frequencies up to 80 MHz, making it suitable for high-speed applications.

  6. Q: Does SN74HC373ADBRE4 have any built-in protection features? A: Yes, SN74HC373ADBRE4 has built-in diode protection to prevent damage from electrostatic discharge (ESD).

  7. Q: Can SN74HC373ADBRE4 drive LEDs directly? A: No, SN74HC373ADBRE4 is not designed to drive LEDs directly. It requires additional current-limiting resistors or LED drivers.

  8. Q: Is SN74HC373ADBRE4 compatible with both CMOS and TTL logic levels? A: Yes, SN74HC373ADBRE4 is compatible with both CMOS and TTL logic levels, making it versatile for various system designs.

  9. Q: What is the typical power consumption of SN74HC373ADBRE4? A: The typical power consumption of SN74HC373ADBRE4 is low, making it suitable for battery-powered applications.

  10. Q: Can SN74HC373ADBRE4 be cascaded to increase the number of latch outputs? A: Yes, SN74HC373ADBRE4 can be cascaded by connecting the output of one latch to the input of another, allowing for expansion of latch outputs.

Please note that these answers are general and may vary depending on specific application requirements and datasheet specifications.