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CD74HC4094PWRE4
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CD74HC4094PWRE4

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Shift Register
  • Characteristics:
    • High-speed CMOS logic
    • Serial-to-parallel data conversion
    • Wide operating voltage range
    • Low power consumption
  • Package: TSSOP-16
  • Essence: The CD74HC4094PWRE4 is a high-speed CMOS shift register that can convert serial data into parallel output. It is commonly used in various digital applications.
  • Packaging/Quantity: Available in reels, with 2500 units per reel.

Specifications

  • Supply Voltage Range: 2V to 6V
  • Operating Temperature Range: -40°C to +85°C
  • Input Capacitance: 3.5pF
  • Output Current: ±6mA
  • Propagation Delay: 13ns (typical)
  • Clock Frequency: 25MHz (maximum)

Pin Configuration

The CD74HC4094PWRE4 has a total of 16 pins arranged as follows:

  1. Q1 (Parallel Output 1)
  2. Q2 (Parallel Output 2)
  3. Q3 (Parallel Output 3)
  4. Q4 (Parallel Output 4)
  5. Q5 (Parallel Output 5)
  6. Q6 (Parallel Output 6)
  7. Q7 (Parallel Output 7)
  8. Q8 (Parallel Output 8)
  9. GND (Ground)
  10. SER (Serial Data Input)
  11. RCLK (Register Clock)
  12. SRCLK (Shift Register Clock)
  13. OE (Output Enable)
  14. STCP (Storage Register Clock)
  15. SHCP (Shift Register Clock)
  16. VCC (Supply Voltage)

Functional Features

  • Serial-to-parallel data conversion
  • Cascadable for larger shift register applications
  • Output enable control for easy data manipulation
  • High-speed operation with low power consumption
  • Wide operating voltage range allows compatibility with various systems

Advantages and Disadvantages

Advantages: - High-speed CMOS logic ensures fast data processing - Wide operating voltage range provides flexibility in system integration - Low power consumption for energy-efficient designs - Cascadable for expanding the number of parallel outputs

Disadvantages: - Limited output current may restrict certain applications - Propagation delay may affect real-time applications requiring immediate response

Working Principles

The CD74HC4094PWRE4 operates based on the principle of serial-to-parallel data conversion. It receives serial data through the SER pin and shifts it into an internal shift register using the SRCLK input. The RCLK signal is used to latch the data from the shift register into the storage register, which then drives the parallel output pins (Q1-Q8). The OE pin controls the output enable function, allowing easy manipulation of the data.

Detailed Application Field Plans

The CD74HC4094PWRE4 finds applications in various digital systems, including but not limited to: - LED matrix displays - Data storage devices - Digital clocks - Serial data communication interfaces - Address decoding circuits - Control signal generation

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the CD74HC4094PWRE4 are: - 74HC595 - SN74HC595 - CD4015 - CD4021 - CD4094 - CD4099

These models offer similar functionality and can be used as replacements depending on specific requirements.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av CD74HC4094PWRE4 i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of CD74HC4094PWRE4:

  1. Q: What is CD74HC4094PWRE4? A: CD74HC4094PWRE4 is a high-speed CMOS shift register with output latches. It can be used for serial-to-parallel data conversion in various technical solutions.

  2. Q: What is the maximum clock frequency supported by CD74HC4094PWRE4? A: CD74HC4094PWRE4 supports a maximum clock frequency of 25 MHz.

  3. Q: How many parallel outputs does CD74HC4094PWRE4 have? A: CD74HC4094PWRE4 has 8 parallel outputs, which can be used to drive external devices or other components.

  4. Q: Can CD74HC4094PWRE4 be cascaded to increase the number of outputs? A: Yes, CD74HC4094PWRE4 can be cascaded to increase the number of outputs. By connecting the serial output of one chip to the serial input of another, you can chain multiple chips together.

  5. Q: What is the voltage supply range for CD74HC4094PWRE4? A: CD74HC4094PWRE4 operates within a voltage supply range of 2V to 6V.

  6. Q: Does CD74HC4094PWRE4 have built-in protection features? A: Yes, CD74HC4094PWRE4 has built-in protection features such as ESD protection and latch-up protection.

  7. Q: Can CD74HC4094PWRE4 be used in both digital and analog applications? A: CD74HC4094PWRE4 is primarily designed for digital applications. However, it can also be used in certain analog applications where digital control is required.

  8. Q: What is the power consumption of CD74HC4094PWRE4? A: The power consumption of CD74HC4094PWRE4 depends on various factors such as clock frequency and output load. It is typically low for most applications.

  9. Q: Can CD74HC4094PWRE4 operate in a wide temperature range? A: Yes, CD74HC4094PWRE4 has a wide operating temperature range of -40°C to 85°C, making it suitable for various environments.

  10. Q: Are there any application notes or reference designs available for CD74HC4094PWRE4? A: Yes, Texas Instruments provides application notes and reference designs for CD74HC4094PWRE4, which can help in understanding its usage and implementation in different technical solutions.

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