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MC74HC4094ADG
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MC74HC4094ADG

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Shift Register
  • Characteristics: High-Speed, CMOS Logic, Serial-to-Parallel Conversion
  • Package: SOIC (Small Outline Integrated Circuit)
  • Essence: The MC74HC4094ADG is a 8-bit serial-in, parallel-out shift register. It can be used to convert serial data into parallel format.
  • Packaging/Quantity: The MC74HC4094ADG is available in a tube packaging with a quantity of 50 units.

Specifications

  • Supply Voltage: 2V to 6V
  • Operating Temperature Range: -40°C to +85°C
  • Input Voltage Levels: High: 2V to VCC, Low: GND to 0.8VCC
  • Output Voltage Levels: High: VCC - 0.5V, Low: 0.5V

Pin Configuration

The MC74HC4094ADG has a total of 16 pins. Here is the detailed pin configuration:

  1. SER (Serial Data Input)
  2. RCLK (Register Clock Input)
  3. SRCLK (Shift Register Clock Input)
  4. OE (Output Enable Input)
  5. QH' (Serial Output)
  6. QH (Serial Output)
  7. DS (Serial Data Input)
  8. STCP (Storage Register Clock Input)
  9. SHCP (Shift Register Clock Input)
  10. MR (Master Reset Input)
  11. Q0 (Parallel Output)
  12. Q1 (Parallel Output)
  13. Q2 (Parallel Output)
  14. Q3 (Parallel Output)
  15. Q4 (Parallel Output)
  16. VCC (Supply Voltage)

Functional Features

  • Serial-to-Parallel Conversion: The MC74HC4094ADG can convert serial data into parallel format, allowing for easy interfacing with other devices.
  • High-Speed Operation: The IC operates at high speeds, making it suitable for applications that require fast data transfer.
  • CMOS Logic: The use of CMOS logic ensures low power consumption and compatibility with a wide range of digital systems.

Advantages and Disadvantages

Advantages: - Easy serial-to-parallel conversion - High-speed operation - Low power consumption

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

Working Principles

The MC74HC4094ADG works by shifting the input serial data through its internal shift register. The shift register is controlled by clock signals, which determine the timing of the data transfer. Once the data is shifted into the register, it can be latched into the storage register using the storage register clock signal. The parallel outputs then reflect the stored data.

Detailed Application Field Plans

The MC74HC4094ADG can be used in various applications, including:

  1. LED Displays: The shift register can be used to control multiple LEDs, allowing for dynamic lighting effects.
  2. Data Communication: It can be used in serial communication systems to convert serial data into parallel format for further processing.
  3. Digital Control Systems: The IC can be used in digital control systems to interface with other devices that require parallel data inputs.

Alternative Models

Here are some alternative models that provide similar functionality:

  1. SN74HC4094: This IC is manufactured by Texas Instruments and offers similar features to the MC74HC4094ADG.
  2. CD4094: Manufactured by various companies, this IC is another option for serial-to-parallel conversion.

Note: The above alternatives may have slight differences in specifications and pin configuration.

Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von MC74HC4094ADG in technischen Lösungen auf

Sure! Here are 10 common questions and answers related to the application of MC74HC4094ADG in technical solutions:

  1. Q: What is MC74HC4094ADG? A: MC74HC4094ADG is a high-speed CMOS shift register with output latches. It can be used for serial-to-parallel data conversion or as a general-purpose shift register.

  2. Q: What is the maximum clock frequency supported by MC74HC4094ADG? A: The maximum clock frequency supported by MC74HC4094ADG is typically around 25 MHz.

  3. Q: How many parallel outputs does MC74HC4094ADG have? A: MC74HC4094ADG has 8 parallel outputs, which can be used to drive external devices or logic circuits.

  4. Q: Can MC74HC4094ADG be cascaded to increase the number of outputs? A: Yes, MC74HC4094ADG can be cascaded to increase the number of outputs. By connecting the serial output of one chip to the serial input of another, multiple chips can be daisy-chained together.

  5. Q: What is the power supply voltage range for MC74HC4094ADG? A: The power supply voltage range for MC74HC4094ADG is typically between 2V and 6V.

  6. Q: Does MC74HC4094ADG support both rising and falling edge clocking? A: Yes, MC74HC4094ADG supports both rising and falling edge clocking. The clock input can be triggered on either the rising or falling edge.

  7. Q: Can MC74HC4094ADG be used in both digital and analog applications? A: MC74HC4094ADG is primarily designed for digital applications. However, it can also be used in some analog applications where precise timing and control of signals are required.

  8. Q: What is the typical output current capability of MC74HC4094ADG? A: The typical output current capability of MC74HC4094ADG is around 6 mA per output pin.

  9. Q: Does MC74HC4094ADG have any built-in protection features? A: MC74HC4094ADG has built-in ESD protection on all inputs and outputs, which helps to safeguard against electrostatic discharge.

  10. Q: Are there any specific application notes or reference designs available for MC74HC4094ADG? A: Yes, the manufacturer of MC74HC4094ADG provides application notes and reference designs that can help users understand and implement the chip in various technical solutions. These resources can be found on the manufacturer's website or datasheet.