Texas Instruments
Bild kan vara representation.
Se specifikationer för produktinformation.
CD40194BNSR
Visa detalj Datablad

CD40194BNSR

Product Overview

Category

CD40194BNSR belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in digital electronic systems for various applications.

Characteristics

  • CD40194BNSR is a 4-bit bidirectional universal shift register.
  • It operates on a wide voltage range, typically between 3V and 18V.
  • The device has a high noise immunity and can withstand static discharge.
  • It offers a low power consumption, making it suitable for battery-powered devices.

Package

CD40194BNSR is available in a small outline package (SOIC) with a surface-mount design.

Essence

The essence of CD40194BNSR lies in its ability to perform bidirectional shifting of data bits in digital systems.

Packaging/Quantity

This product is typically packaged in reels or tubes, containing a specific quantity of ICs per package.

Specifications

  • Supply Voltage Range: 3V to 18V
  • Operating Temperature Range: -55°C to +125°C
  • Input/Output Logic Level: CMOS/TTL compatible
  • Maximum Clock Frequency: 10 MHz
  • Number of Pins: 16

Detailed Pin Configuration

  1. Q0: Output pin for the least significant bit (LSB)
  2. Q1: Output pin for the second bit
  3. Q2: Output pin for the third bit
  4. Q3: Output pin for the most significant bit (MSB)
  5. SER: Serial input pin
  6. SRCLK: Shift register clock input
  7. RCLK: Register clock input
  8. OE: Output enable input
  9. SCLR: Clear input
  10. QA: Complementary output pin for Q0
  11. QB: Complementary output pin for Q1
  12. QC: Complementary output pin for Q2
  13. QD: Complementary output pin for Q3
  14. GND: Ground pin
  15. VDD: Positive power supply pin
  16. NC: No connection

Functional Features

  • Bidirectional shifting of data bits.
  • Parallel loading of data into the register.
  • Output enable control for tri-state outputs.
  • Clear input for resetting the register.
  • Complementary outputs for each bit.

Advantages and Disadvantages

Advantages

  • Wide voltage range allows compatibility with various systems.
  • High noise immunity ensures reliable operation in noisy environments.
  • Low power consumption makes it suitable for battery-powered devices.
  • Versatile functionality enables use in different applications.

Disadvantages

  • Limited clock frequency compared to some other shift registers.
  • Availability may vary depending on the supplier.

Working Principles

CD40194BNSR operates based on the principles of sequential logic and digital signal processing. It utilizes clock signals to shift data bits bidirectionally, allowing for parallel loading and output enable control. The clear input resets the register, while complementary outputs provide additional flexibility in system design.

Detailed Application Field Plans

CD40194BNSR finds application in various digital electronic systems, including but not limited to: - Data communication systems - Industrial automation - Consumer electronics - Automotive electronics - Medical equipment

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to CD40194BNSR include: - SN74HC194N - MC74HC194AN - 74HCT194

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

Word count: 515 words

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av CD40194BNSR i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of CD40194BNSR in technical solutions:

  1. Q: What is CD40194BNSR? A: CD40194BNSR is a 4-bit bidirectional universal shift register IC (integrated circuit) commonly used in digital electronics.

  2. Q: What are the key features of CD40194BNSR? A: Some key features of CD40194BNSR include parallel or serial data entry, bidirectional shifting, asynchronous reset, and cascading capability.

  3. Q: How can CD40194BNSR be used in technical solutions? A: CD40194BNSR can be used for various applications such as data storage, data transfer, serial-to-parallel conversion, and parallel-to-serial conversion.

  4. Q: What is the maximum clock frequency supported by CD40194BNSR? A: The maximum clock frequency supported by CD40194BNSR is typically around 25 MHz.

  5. Q: Can CD40194BNSR operate with both positive and negative power supplies? A: No, CD40194BNSR requires a single positive power supply voltage between 3V and 18V.

  6. Q: How many input/output pins does CD40194BNSR have? A: CD40194BNSR has a total of 16 pins, including 4 data input pins, 4 data output pins, clock input, reset input, and other control pins.

  7. Q: Is CD40194BNSR compatible with TTL (Transistor-Transistor Logic) levels? A: Yes, CD40194BNSR is compatible with both TTL and CMOS (Complementary Metal-Oxide-Semiconductor) logic levels.

  8. Q: Can CD40194BNSR be cascaded to increase the number of bits? A: Yes, multiple CD40194BNSR ICs can be cascaded together to increase the number of bits for larger data storage or transfer applications.

  9. Q: What is the power consumption of CD40194BNSR? A: The power consumption of CD40194BNSR depends on various factors but is typically low, making it suitable for battery-powered devices.

  10. Q: Are there any specific precautions to consider when using CD40194BNSR? A: It is important to ensure proper decoupling and bypass capacitors are used near the power supply pins to minimize noise and voltage fluctuations. Additionally, following the recommended operating conditions and voltage levels is crucial for reliable operation.

Please note that these answers are general and may vary depending on the specific datasheet and manufacturer's guidelines for CD40194BNSR.