Nexperia USA Inc.
Bild kan vara representation.
Se specifikationer för produktinformation.
74HC299D,653
Visa detalj Datablad

74HC299D,653

Product Overview

Category

The 74HC299D,653 belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in digital electronics for data storage and manipulation.

Characteristics

  • High-speed operation
  • Low power consumption
  • Wide operating voltage range
  • Compatibility with various logic families

Package

The 74HC299D,653 is available in a small outline package (SO) with 20 pins.

Essence

The essence of this product lies in its ability to store and process digital data efficiently.

Packaging/Quantity

The 74HC299D,653 is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Supply Voltage: 2V to 6V
  • Input Voltage: 0V to VCC
  • Output Voltage: 0V to VCC
  • Operating Temperature Range: -40°C to +125°C
  • Logic Family: HC

Detailed Pin Configuration

  1. CP (Clock Pulse) - Clock input for data shifting
  2. DS (Serial Data) - Serial data input
  3. SH/LD (Shift/Load) - Shift/load control input
  4. MR (Master Reset) - Master reset input
  5. QA-QH (Parallel Outputs) - Parallel output pins
  6. QH' (Serial Output) - Serial output pin
  7. GND (Ground) - Ground reference
  8. QH'' (Serial Output) - Serial output pin
  9. SER (Serial Input) - Serial data input
  10. OE (Output Enable) - Output enable input
  11. D0-D7 (Parallel Inputs) - Parallel data inputs
  12. VCC (Supply Voltage) - Positive supply voltage

Functional Features

  • Parallel-to-serial and serial-to-parallel data conversion
  • Shift and load control for flexible data manipulation
  • Master reset for clearing the internal registers
  • Output enable for controlling the output state

Advantages and Disadvantages

Advantages

  • High-speed operation allows for efficient data processing
  • Low power consumption helps in reducing overall system power requirements
  • Wide operating voltage range enables compatibility with various systems
  • Compact package size facilitates space-saving designs

Disadvantages

  • Limited number of parallel inputs and outputs
  • Requires external clock signal for proper operation

Working Principles

The 74HC299D,653 is a universal shift register that can perform both parallel-to-serial and serial-to-parallel data conversion. It consists of eight parallel input pins (D0-D7), which can be loaded into internal registers using the shift/load control input (SH/LD). The clock pulse input (CP) controls the shifting of data within the registers.

The serial data input (DS) allows for serial data entry, while the serial output pins (QH', QH'') provide the converted serial output. The master reset input (MR) clears the internal registers, and the output enable input (OE) controls the output state.

Detailed Application Field Plans

The 74HC299D,653 finds applications in various fields, including:

  1. Data storage systems
  2. Serial communication interfaces
  3. Microcontroller-based projects
  4. Digital signal processing
  5. Industrial automation

Detailed and Complete Alternative Models

Some alternative models to the 74HC299D,653 include:

  1. SN74HC299N
  2. CD74HC299E
  3. MC74HC299N
  4. TC74HC299AP

These models offer similar functionality and can be used as substitutes depending on availability and specific project requirements.

Word count: 526 words

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av 74HC299D,653 i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of 74HC299D,653:

  1. Q: What is the 74HC299D,653? A: The 74HC299D,653 is a 8-bit universal shift register with parallel inputs and outputs.

  2. Q: What is the purpose of a shift register? A: A shift register is used to store and transfer data in digital circuits. It can shift data in or out serially, or load and retrieve data in parallel.

  3. Q: What are the voltage requirements for the 74HC299D,653? A: The 74HC299D,653 operates at a supply voltage range of 2V to 6V.

  4. Q: How many parallel inputs and outputs does the 74HC299D,653 have? A: The 74HC299D,653 has 8 parallel inputs (D0-D7) and 8 parallel outputs (Q0-Q7).

  5. Q: Can the 74HC299D,653 be cascaded to increase the number of bits? A: Yes, multiple 74HC299D,653 shift registers can be cascaded together to increase the number of bits.

  6. Q: What is the maximum clock frequency supported by the 74HC299D,653? A: The 74HC299D,653 can operate at a maximum clock frequency of 25 MHz.

  7. Q: Does the 74HC299D,653 have any built-in latches? A: Yes, the 74HC299D,653 has an internal latch that allows the parallel inputs to be loaded into the register on a specific clock edge.

  8. Q: Can the 74HC299D,653 be used for both serial and parallel data transfer? A: Yes, the 74HC299D,653 can be configured to shift data in or out serially, as well as load and retrieve data in parallel.

  9. Q: What is the power consumption of the 74HC299D,653? A: The power consumption of the 74HC299D,653 depends on various factors such as supply voltage, clock frequency, and load conditions. Please refer to the datasheet for detailed information.

  10. Q: What are some common applications of the 74HC299D,653? A: The 74HC299D,653 is commonly used in applications such as data storage, data transfer, serial-to-parallel conversion, parallel-to-serial conversion, and shift register-based designs.

Please note that these answers are general and may vary depending on specific design requirements. It's always recommended to refer to the datasheet and consult with technical experts for accurate information.