Texas Instruments
Gambar mungkin merupakan representasi.
Lihat spesifikasi untuk detail produk.
SN74HC373DWE4
Lihat Detail Lembar Data

SN74HC373DWE4

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Octal Transparent D-Type Latches with 3-State Outputs
  • Characteristics:
    • High-speed CMOS technology
    • Eight latches in a single package
    • 3-state outputs for bus-oriented applications
    • Wide operating voltage range: 2V to 6V
    • Low power consumption
  • Package: SOIC (Small Outline Integrated Circuit)
  • Essence: The SN74HC373DWE4 is a versatile latch IC that can store and control data in various digital systems.
  • Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel.

Specifications

  • Supply Voltage Range: 2V to 6V
  • Input Voltage Range: 0V to VCC
  • Output Voltage Range: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Maximum Clock Frequency: 80 MHz
  • Maximum Propagation Delay: 15 ns
  • Maximum Quiescent Current: 8 μA

Detailed Pin Configuration

The SN74HC373DWE4 has a total of 20 pins. Here is the detailed pin configuration:

  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
  • Data inputs are latched to the outputs on the rising edge of the clock pulse
  • Outputs can be disabled using the output enable (OE) pin
  • Latch enable (LE) pin controls the latching operation
  • High-speed operation suitable for bus-oriented applications
  • Wide operating voltage range allows compatibility with various systems
  • Low power consumption for energy-efficient designs

Advantages and Disadvantages

Advantages: - Versatile latch IC suitable for a wide range of digital systems - High-speed operation enables efficient data transfer - 3-state outputs facilitate bus-oriented applications - Wide operating voltage range provides flexibility in system integration - Low power consumption contributes to energy efficiency

Disadvantages: - Limited number of latches per package (8 in this case) - May require additional components for complex applications - Sensitive to electrostatic discharge (ESD) and proper handling precautions are necessary

Working Principles

The SN74HC373DWE4 is an octal transparent latch that stores and controls data in digital systems. It operates based on the rising edge of the clock pulse, which latches the data inputs to the outputs. The latch enable (LE) pin controls the latching operation, while the output enable (OE) pin allows the outputs to be disabled when needed. This IC is designed for high-speed operation and is commonly used in bus-oriented applications.

Detailed Application Field Plans

The SN74HC373DWE4 can be applied in various digital systems, including but not limited to: - Microcontrollers and microprocessors - Data storage and retrieval systems - Communication systems - Industrial automation - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  1. SN74HC373N: DIP (Dual In-line Package) version of the SN74HC373DWE4
  2. CD74HC373E: Equivalent octal transparent latch IC from a different manufacturer
  3. MC74HC373DW: Similar octal latch IC with slightly different specifications
  4. 74HCT373: Octal latch IC with TTL (Transistor-Transistor Logic) compatibility

These alternative models offer similar functionality and can be used as substitutes for the SN74HC373DWE4 in various applications.

Word count: 514 words

Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan SN74HC373DWE4 dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of SN74HC373DWE4 in technical solutions:

  1. Q: What is SN74HC373DWE4? A: SN74HC373DWE4 is a type of octal transparent latch with 3-state outputs, commonly used in digital systems.

  2. Q: What is the purpose of SN74HC373DWE4? A: SN74HC373DWE4 is used to store and control the flow of data in digital circuits, allowing for efficient data transfer between different components.

  3. Q: How many bits can SN74HC373DWE4 handle? A: SN74HC373DWE4 can handle 8 bits of data, as it is an octal latch.

  4. Q: What is the voltage range supported by SN74HC373DWE4? A: SN74HC373DWE4 supports a voltage range of 2V to 6V.

  5. Q: Can SN74HC373DWE4 be used in both parallel and serial data transfer? A: Yes, SN74HC373DWE4 can be used for both parallel and serial data transfer, depending on the configuration and connections.

  6. Q: What is the maximum operating frequency of SN74HC373DWE4? A: The maximum operating frequency of SN74HC373DWE4 is typically around 25 MHz.

  7. Q: Does SN74HC373DWE4 have any built-in protection features? A: Yes, SN74HC373DWE4 has built-in diode clamps that provide protection against electrostatic discharge (ESD).

  8. Q: Can SN74HC373DWE4 be cascaded to handle more than 8 bits of data? A: Yes, multiple SN74HC373DWE4 latches can be cascaded together to handle larger data sizes.

  9. Q: What is the power consumption of SN74HC373DWE4? A: The power consumption of SN74HC373DWE4 is relatively low, typically around a few milliwatts.

  10. Q: Are there any specific precautions to consider when using SN74HC373DWE4? A: It is important to ensure that the voltage levels and timing requirements of the connected components are compatible with SN74HC373DWE4. Additionally, proper decoupling capacitors should be used to minimize noise and stabilize the power supply.

Please note that these answers are general and may vary depending on the specific application and datasheet of SN74HC373DWE4.