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74HCT165PW,118
Product Overview
Category
The 74HCT165PW,118 belongs to the category of integrated circuits (ICs).
Use
This IC is commonly used for parallel-to-serial data conversion in various electronic applications.
Characteristics
- High-speed operation
- Low power consumption
- Wide operating voltage range
- Schmitt-trigger action on all inputs
- Balanced propagation delays
- Direct interface with TTL levels
- Multiple package options available
Package
The 74HCT165PW,118 is packaged in a small outline plastic package (SOT109-1), also known as TSSOP16.
Essence
The essence of this product lies in its ability to convert parallel data into serial data, making it suitable for applications that require efficient data transfer.
Packaging/Quantity
The 74HCT165PW,118 is typically supplied in reels or tubes, with a quantity of 2500 units per reel/tube.
Specifications
- Supply Voltage: 2.0V to 6.0V
- Input Voltage: -0.5V to VCC + 0.5V
- Output Voltage: -0.5V to VCC + 0.5V
- Operating Temperature Range: -40°C to +125°C
- Input Capacitance: 3.5pF
- Output Capacitance: 6pF
- Input Leakage Current: ±5μA
- Output Leakage Current: ±5μA
- Maximum Quiescent Supply Current: 4μA
Detailed Pin Configuration
The 74HCT165PW,118 has a total of 16 pins arranged as follows:
___________
Q7 |1 16| VCC
D7 |2 15| Q0
D6 |3 14| D0
D5 |4 13| D1
D4 |5 74HCT165PW,118 12| D2
D3 |6 11| D3
GND |7 10| D4
CP |8 9| Q1
¯¯¯¯¯¯¯¯¯¯¯
Functional Features
- Parallel-to-serial data conversion
- Shift register operation
- Serial output for cascading multiple devices
- Schmitt-trigger action for noise immunity
- Direct interface with TTL logic levels
Advantages and Disadvantages
Advantages
- High-speed operation enables efficient data transfer
- Low power consumption for energy-efficient applications
- Wide operating voltage range allows compatibility with various systems
- Schmitt-trigger action on all inputs provides noise immunity
Disadvantages
- Limited number of parallel inputs (D0 to D7)
- Requires external clock signal (CP) for proper operation
Working Principles
The 74HCT165PW,118 is a parallel-in/serial-out shift register. It accepts parallel input data (D0 to D7) and converts it into serial output data (Q0 to Q7). The shift register operates based on the clock signal (CP), which controls the shifting of data bits from one stage to another. The serial output can be cascaded with additional devices to expand the number of inputs.
Detailed Application Field Plans
The 74HCT165PW,118 finds applications in various fields, including but not limited to: - Data communication systems - Industrial automation - Consumer electronics - Automotive electronics - Robotics
Detailed and Complete Alternative Models
Some alternative models that offer similar functionality to the 74HCT165PW,118 include: - SN74HC165N - CD74HCT165E - MC74HCT165AN - 74HC165D
These alternative models can be considered based on specific requirements and availability.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 74HCT165PW,118 v technických řešeních
Sure! Here are 10 common questions and answers related to the application of 74HCT165PW,118 in technical solutions:
Q: What is the function of the 74HCT165PW,118? A: The 74HCT165PW,118 is an 8-bit parallel-in/serial-out shift register IC. It can be used to convert parallel data into serial data.
Q: What is the maximum clock frequency supported by the 74HCT165PW,118? A: The 74HCT165PW,118 can support clock frequencies up to 25 MHz.
Q: How many input pins does the 74HCT165PW,118 have? A: The 74HCT165PW,118 has 8 input pins, labeled D0 to D7.
Q: Can the 74HCT165PW,118 be cascaded to increase the number of inputs? A: Yes, multiple 74HCT165PW,118 ICs can be cascaded together to increase the number of inputs.
Q: What is the power supply voltage range for the 74HCT165PW,118? A: The 74HCT165PW,118 operates with a power supply voltage range of 4.5V to 5.5V.
Q: Does the 74HCT165PW,118 have any built-in debounce circuitry? A: No, the 74HCT165PW,118 does not have built-in debounce circuitry. External debounce circuitry may be required if needed.
Q: Can the 74HCT165PW,118 be used for both parallel-to-serial and serial-to-parallel conversion? A: No, the 74HCT165PW,118 is specifically designed for parallel-to-serial conversion. For serial-to-parallel conversion, a different IC like the 74HCT164 may be used.
Q: What is the typical propagation delay of the 74HCT165PW,118? A: The typical propagation delay of the 74HCT165PW,118 is around 15 ns.
Q: Can the 74HCT165PW,118 be used in high-speed applications? A: Yes, the 74HCT165PW,118 is suitable for high-speed applications due to its low propagation delay and high clock frequency support.
Q: Are there any special considerations for PCB layout when using the 74HCT165PW,118? A: It is recommended to follow proper PCB layout guidelines to minimize noise and ensure signal integrity. This includes proper grounding, minimizing trace lengths, and avoiding signal crosstalk.
Please note that these answers are general and may vary depending on specific application requirements. Always refer to the datasheet and consult with an expert for accurate information.