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SN74HC166PWRE4
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SN74HC166PWRE4

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Shift Register
  • Characteristics: High-speed, Serial-in Parallel-out (SIPO), 8-bit
  • Package: TSSOP-16
  • Essence: Data storage and transfer
  • Packaging/Quantity: Tape and Reel, 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: 100 MHz
  • Maximum Data Transfer Rate: 400 Mbps

Detailed Pin Configuration

The SN74HC166PWRE4 has a total of 16 pins. The pin configuration is as follows:

  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. QE (Parallel Output E)
  7. QF (Parallel Output F)
  8. QG (Parallel Output G)
  9. QH (Parallel Output H)
  10. CLK (Clock Input)
  11. MR (Master Reset Input)
  12. GND (Ground)
  13. QH' (Serial Output)
  14. DS (Serial Data Input)
  15. OE (Output Enable)
  16. VCC (Supply Voltage)

Functional Features

  • Serial-in Parallel-out (SIPO) operation
  • High-speed data transfer
  • Master reset functionality for clearing the register
  • Output enable control for enabling/disabling the parallel outputs
  • Wide supply voltage range for flexibility in different applications

Advantages and Disadvantages

Advantages: - High-speed operation allows for quick data transfer - Compact TSSOP-16 package saves board space - Wide supply voltage range enables use in various systems

Disadvantages: - Limited number of parallel outputs (8 bits) - Not suitable for applications requiring higher data transfer rates

Working Principles

The SN74HC166PWRE4 is a shift register IC that allows serial data to be loaded and then shifted out in parallel. It operates based on the clock input, which controls the shifting of data through the register. The master reset input can be used to clear the register, while the output enable pin enables or disables the parallel outputs.

Detailed Application Field Plans

The SN74HC166PWRE4 is commonly used in various applications, including:

  1. Data communication systems
  2. Serial-to-parallel conversion
  3. LED matrix control
  4. Keypad scanning
  5. Industrial automation
  6. Robotics

Detailed and Complete Alternative Models

Some alternative models to the SN74HC166PWRE4 include:

  1. CD74HC165E: 8-bit parallel-in serial-out shift register
  2. 74HC595PW: 8-bit serial-in parallel-out shift register with output latches
  3. SN74HC164N: 8-bit serial-in parallel-out shift register

These alternative models offer similar functionality but may have different specifications or package options.

Word count: 322 words

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SN74HC166PWRE4 v technických řešeních

Sure! Here are 10 common questions and answers related to the application of SN74HC166PWRE4:

  1. Q: What is SN74HC166PWRE4? A: SN74HC166PWRE4 is a 8-bit parallel-in/serial-out shift register that can be used in various technical solutions.

  2. Q: What is the purpose of using SN74HC166PWRE4? A: SN74HC166PWRE4 can be used to expand the number of input/output pins of a microcontroller or other digital devices.

  3. Q: How many input pins does SN74HC166PWRE4 have? A: SN74HC166PWRE4 has 8 input pins, which can be connected to external devices or sensors.

  4. Q: How does SN74HC166PWRE4 work? A: It takes the parallel inputs and shifts them into its internal register when a clock signal is applied. The shifted data can then be read serially.

  5. Q: What is the maximum clock frequency supported by SN74HC166PWRE4? A: SN74HC166PWRE4 can operate at a maximum clock frequency of 25 MHz.

  6. Q: Can SN74HC166PWRE4 be cascaded to increase the number of input pins? A: Yes, multiple SN74HC166PWRE4 chips can be cascaded together to increase the number of input pins.

  7. Q: What is the power supply voltage range for SN74HC166PWRE4? A: SN74HC166PWRE4 operates with a power supply voltage range of 2V to 6V.

  8. Q: Does SN74HC166PWRE4 have any built-in debounce circuitry? A: No, SN74HC166PWRE4 does not have built-in debounce circuitry. External debounce circuitry may be required for noisy input signals.

  9. Q: Can SN74HC166PWRE4 be used in both digital and analog applications? A: SN74HC166PWRE4 is primarily designed for digital applications and is not suitable for analog signals.

  10. Q: What are some common applications of SN74HC166PWRE4? A: SN74HC166PWRE4 can be used in applications such as data acquisition systems, keypad scanning, LED matrix control, and general-purpose input/output expansion.

Please note that these answers are general and may vary depending on the specific requirements and use cases.