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TC74HC165AF(EL,F)
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TC74HC165AF(EL,F)

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Shift Register
  • Characteristics:
    • High-Speed Operation
    • Serial-to-Parallel Conversion
    • Parallel Data Output
  • Package: SOP-16
  • Essence: Serial-in, parallel-out shift register
  • Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

  • Supply Voltage: 2.0V to 6.0V
  • Input Voltage: 0V to VCC
  • Output Voltage: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Maximum Clock Frequency: 29 MHz

Detailed Pin Configuration

The TC74HC165AF(EL,F) has a total of 16 pins arranged as follows:

__ __ Q1 -| 1 16 |- VCC Q2 -| 2 15 |- Q0 Q3 -| 3 14 |- DS (Serial Data Input) Q4 -| 4 13 |- SH_CP (Shift Clock Input) Q5 -| 5 12 |- ST_CP (Storage Clock Input) Q6 -| 6 11 |- MR (Master Reset Input) Q7 -| 7 10 |- OE (Output Enable Input) GND -| 8 9 |- Q7' --------

Functional Features

  • Serial-in, parallel-out conversion: The TC74HC165AF(EL,F) can convert serial data input into parallel output.
  • High-speed operation: With a maximum clock frequency of 29 MHz, it allows for fast data transfer.
  • Output enable control: The OE pin enables or disables the output, providing flexibility in data retrieval.
  • Master reset function: The MR pin resets the shift register to its initial state.

Advantages and Disadvantages

Advantages: - High-speed operation allows for quick data processing. - Serial-to-parallel conversion simplifies data handling. - Output enable control provides flexibility in output management.

Disadvantages: - Limited number of parallel outputs (8 bits). - Requires external clock signals for proper operation.

Working Principles

The TC74HC165AF(EL,F) is a serial-in, parallel-out shift register. It receives serial data through the DS pin and converts it into parallel data at the Q0-Q7 pins. The shift clock input (SHCP) controls the shifting of data bits, while the storage clock input (STCP) latches the parallel data into the output registers. The master reset input (MR) resets the shift register to its initial state, and the output enable input (OE) enables or disables the output.

Detailed Application Field Plans

The TC74HC165AF(EL,F) can be used in various applications, including:

  1. Data acquisition systems
  2. Serial-to-parallel data conversion
  3. Parallel data input for microcontrollers
  4. Digital communication systems
  5. Industrial automation

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the TC74HC165AF(EL,F) include:

  1. SN74HC165N by Texas Instruments
  2. CD74HC165E by Texas Instruments
  3. 74HC165D by NXP Semiconductors
  4. MC74HC165AN by ON Semiconductor
  5. M74HC165B1R by STMicroelectronics

These alternative models provide comparable features and can be used as replacements for the TC74HC165AF(EL,F) in various applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací TC74HC165AF(EL,F) v technických řešeních

Sure! Here are 10 common questions and answers related to the application of TC74HC165AF(EL,F) in technical solutions:

  1. Q: What is TC74HC165AF(EL,F)? A: TC74HC165AF(EL,F) is a shift register integrated circuit (IC) that can be used for parallel-to-serial data conversion.

  2. Q: What is the purpose of using TC74HC165AF(EL,F) in technical solutions? A: TC74HC165AF(EL,F) allows you to expand the number of input pins available on a microcontroller or other digital device.

  3. Q: How many input pins does TC74HC165AF(EL,F) have? A: TC74HC165AF(EL,F) has 8 input pins, which can be individually controlled.

  4. Q: Can TC74HC165AF(EL,F) be cascaded to increase the number of input pins? A: Yes, multiple TC74HC165AF(EL,F) ICs can be cascaded together to further expand the number of input pins.

  5. Q: How does TC74HC165AF(EL,F) perform parallel-to-serial data conversion? A: The IC reads the state of its input pins in parallel and outputs the data serially, one bit at a time.

  6. Q: What is the maximum clock frequency supported by TC74HC165AF(EL,F)? A: TC74HC165AF(EL,F) can operate at clock frequencies up to 25 MHz.

  7. Q: Does TC74HC165AF(EL,F) require external pull-up or pull-down resistors? A: No, TC74HC165AF(EL,F) has internal pull-up resistors on its input pins, eliminating the need for external resistors.

  8. Q: What is the power supply voltage range for TC74HC165AF(EL,F)? A: TC74HC165AF(EL,F) operates with a power supply voltage range of 2V to 6V.

  9. Q: Can TC74HC165AF(EL,F) be used in both digital and analog applications? A: No, TC74HC165AF(EL,F) is specifically designed for digital applications and should not be used in analog circuits.

  10. Q: Are there any specific precautions to consider when using TC74HC165AF(EL,F)? A: It is important to ensure that the power supply voltage does not exceed the specified range, and to avoid exceeding the maximum clock frequency to prevent data errors or damage to the IC.