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74HC165D,652
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74HC165D,652

Product Overview

Category

The 74HC165D,652 belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used for parallel-in/serial-out (PISO) shift register applications.

Characteristics

  • High-speed operation
  • Wide operating voltage range
  • Low power consumption
  • Schmitt-trigger action on all inputs
  • Direct interface with TTL levels
  • Complies with JEDEC standard no. 7A
  • ESD protection: HBM JESD22-A114E exceeds 2000 V

Package

The 74HC165D,652 is available in a small outline package (SO16) with a body width of 3.9 mm.

Essence

The essence of the 74HC165D,652 lies in its ability to convert parallel data into serial data, making it suitable for various applications requiring data transfer and storage.

Packaging/Quantity

This IC is typically packaged in reels, with 2500 units per reel.

Specifications

  • Supply voltage: 2 V to 6 V
  • Input voltage: -0.5 V to 7 V
  • Output voltage: 0 V to VCC
  • Operating temperature range: -40°C to +125°C
  • Input capacitance: 3.5 pF
  • Output capacitance: 6 pF
  • Propagation delay: 20 ns

Detailed Pin Configuration

The 74HC165D,652 has a total of 16 pins, which are assigned specific functions as follows:

  1. SER (Serial Data Input)
  2. QH' (Serial Data Output)
  3. CP (Clock Pulse Input)
  4. DS (Serial Data Input)
  5. SH/LD (Shift/Load Input)
  6. GND (Ground)
  7. QH (Serial Data Output)
  8. QA-QH (Parallel Data Outputs)
  9. VCC (Supply Voltage)

Functional Features

  • Parallel-in/serial-out (PISO) operation
  • Shift and load modes
  • Schmitt-trigger action on all inputs for improved noise immunity
  • Direct interface with TTL levels for easy integration into existing systems
  • High-speed operation allows for efficient data transfer

Advantages and Disadvantages

Advantages

  • High-speed operation enables quick data processing
  • Wide operating voltage range provides flexibility in various applications
  • Low power consumption helps conserve energy
  • Schmitt-trigger action on all inputs enhances noise immunity
  • Direct interface with TTL levels simplifies integration

Disadvantages

  • Limited number of parallel data outputs (QA-QH)
  • May require additional components for specific applications

Working Principles

The 74HC165D,652 operates based on the principle of shifting parallel data into serial data. It utilizes clock pulses to control the transfer of data from the parallel inputs to the serial output. The shift/load input determines whether the IC is in shift mode or load mode.

In shift mode, the parallel data is shifted out sequentially through the serial output. In load mode, the parallel data is loaded into the IC and remains static until a new set of data is loaded.

Detailed Application Field Plans

The 74HC165D,652 finds application in various fields, including but not limited to: - Data acquisition systems - Serial data communication - Industrial automation - Robotics - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74HC165D,652 include: - SN74HC165N - CD74HC165E - MC74HC165AN - 74HCT165N

These alternatives can be considered based on specific requirements and availability.

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기술 솔루션에 74HC165D,652 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

Sure! Here are 10 common questions and answers related to the application of 74HC165D,652 in technical solutions:

  1. Q: What is the 74HC165D,652? A: The 74HC165D,652 is a 8-bit parallel-in/serial-out shift register IC that can be used for input expansion in digital circuits.

  2. Q: How does the 74HC165D,652 work? A: It takes parallel input from external devices and converts it into serial output, allowing multiple inputs to be read using only a few microcontroller pins.

  3. Q: What is the maximum clock frequency supported by the 74HC165D,652? A: The 74HC165D,652 can operate at a maximum clock frequency of 25 MHz.

  4. Q: How many inputs can the 74HC165D,652 handle? A: It has 8 parallel inputs, which means it can handle up to 8 different input signals.

  5. Q: Can I daisy-chain multiple 74HC165D,652 ICs together? A: Yes, you can daisy-chain multiple 74HC165D,652 ICs together to expand the number of inputs.

  6. Q: What is the power supply voltage range for the 74HC165D,652? A: The 74HC165D,652 operates with a power supply voltage range of 2V to 6V.

  7. Q: Does the 74HC165D,652 have any built-in debouncing features? A: No, the 74HC165D,652 does not have built-in debouncing features. External debouncing may be required for noisy input signals.

  8. Q: Can I use the 74HC165D,652 with both CMOS and TTL logic levels? A: Yes, the 74HC165D,652 is compatible with both CMOS and TTL logic levels.

  9. Q: What is the typical power consumption of the 74HC165D,652? A: The typical power consumption of the 74HC165D,652 is very low, usually in the range of a few milliwatts.

  10. Q: Are there any application notes or example circuits available for the 74HC165D,652? A: Yes, the datasheet of the 74HC165D,652 typically includes application notes and example circuits that can help you understand its usage in different technical solutions.

Please note that these answers are general and may vary depending on specific use cases and requirements. It's always recommended to refer to the datasheet and consult the manufacturer for detailed information.