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74HCT194N,652
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74HCT194N,652

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Shift Register
  • Characteristics: High-speed operation, low power consumption
  • Package: DIP-16 (Dual In-line Package with 16 pins)
  • Essence: Serial-in, parallel-out shift register
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage: 2V to 6V
  • Operating Temperature Range: -40°C to +125°C
  • Input Voltage High Level: 2V to VCC
  • Input Voltage Low Level: GND to 0.8V
  • Output Voltage High Level: VCC - 0.5V
  • Output Voltage Low Level: 0.5V

Detailed Pin Configuration

  1. SER (Serial Data Input)
  2. QA (Parallel Output A)
  3. QB (Parallel Output B)
  4. QC (Parallel Output C)
  5. QD (Parallel Output D)
  6. MR (Master Reset)
  7. CP (Clock Pulse Input)
  8. SH/LD (Shift/Load Input)
  9. OE (Output Enable)
  10. GND (Ground)
  11. QE (Parallel Output Enable)
  12. VCC (Supply Voltage)
  13. QF (Parallel Output F)
  14. QG (Parallel Output G)
  15. QH (Parallel Output H)
  16. QH' (Complementary Parallel Output H)

Functional Features

  • Serial-in, parallel-out operation
  • Shift or load data based on the SH/LD input
  • Master reset function to clear all outputs
  • Output enable control for disabling the outputs
  • Complementary output available for QH

Advantages and Disadvantages

Advantages: - High-speed operation allows for quick data transfer - Low power consumption makes it suitable for battery-powered devices - Versatile functionality with shift, load, and reset options

Disadvantages: - Limited number of parallel outputs (8 in total) - Requires external clock pulse input for operation

Working Principles

The 74HCT194N,652 is a serial-in, parallel-out shift register. It receives data serially through the SER input and shifts it into its internal storage registers based on the clock pulses provided at the CP input. The SH/LD input determines whether the incoming data is shifted or loaded into the storage registers. The outputs reflect the stored data in parallel format. The MR input can be used to clear all outputs, and the OE input allows for enabling or disabling the outputs.

Detailed Application Field Plans

The 74HCT194N,652 can be used in various applications that require serial-to-parallel data conversion. Some potential application fields include: 1. Data communication systems 2. Industrial automation 3. Digital displays 4. Instrumentation equipment 5. Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74HCT194N,652 are: - SN74HC595N - CD4015BE - 74LS164N - MC74HC164AN - CD74HC4094E

These alternatives provide different package options, voltage ranges, and pin configurations while serving the same purpose of serial-to-parallel data conversion.

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技術ソリューションにおける 74HCT194N,652 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 74HCT194N,652 in technical solutions:

  1. Q: What is the function of the 74HCT194N,652? A: The 74HCT194N,652 is a 4-bit bidirectional universal shift register with parallel inputs and outputs.

  2. Q: What is the operating voltage range for the 74HCT194N,652? A: The operating voltage range for this IC is typically between 4.5V and 5.5V.

  3. Q: Can the 74HCT194N,652 be used as a serial-to-parallel converter? A: Yes, it can be used as a serial-to-parallel converter by connecting the serial input to the shift input and using the parallel outputs.

  4. Q: How many parallel outputs does the 74HCT194N,652 have? A: It has four parallel outputs (Q0, Q1, Q2, and Q3) which can be used to read the shifted data.

  5. Q: What is the maximum clock frequency for the 74HCT194N,652? A: The maximum clock frequency for this IC is typically around 25 MHz.

  6. Q: Can the 74HCT194N,652 be cascaded to increase the number of bits? A: Yes, multiple 74HCT194N,652 ICs can be cascaded together to increase the number of bits in the shift register.

  7. Q: Does the 74HCT194N,652 support both left and right shifting? A: Yes, it supports both left and right shifting based on the control inputs.

  8. Q: What is the power supply current for the 74HCT194N,652? A: The power supply current for this IC is typically around 4 mA.

  9. Q: Can the 74HCT194N,652 be used in both digital and analog applications? A: No, it is primarily designed for digital applications and may not be suitable for analog applications.

  10. Q: Are there any specific precautions to consider while using the 74HCT194N,652? A: It is important to ensure that the voltage levels applied to the inputs and outputs are within the specified range to prevent damage to the IC. 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 datasheet and manufacturer's guidelines for the 74HCT194N,652.