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74LVC273BQ,115

74LVC273BQ,115

Product Overview

  • Category: Integrated Circuit
  • Use: Flip-Flop
  • Characteristics: Low-voltage CMOS Octal D-type Flip-Flop with 3-state Outputs
  • Package: TSSOP-20
  • Essence: This integrated circuit is a low-voltage CMOS octal D-type flip-flop with 3-state outputs. It is designed to operate at a voltage range of 1.65V to 5.5V, making it suitable for various applications.
  • Packaging/Quantity: The 74LVC273BQ,115 is typically sold in reels containing 2500 units.

Specifications

  • Supply Voltage Range: 1.65V to 5.5V
  • High-Level Input Voltage: 0.7 x VCC to VCC + 0.3V
  • Low-Level Input Voltage: -0.3V to 0.3V
  • High-Level Output Voltage: VCC - 0.4V
  • Low-Level Output Voltage: 0.4V
  • Maximum Operating Frequency: 125 MHz
  • Propagation Delay Time: 2.8 ns (typical)
  • Operating Temperature Range: -40°C to +125°C

Pin Configuration

The 74LVC273BQ,115 has a total of 20 pins arranged as follows:

+---+--+---+ Q0 |1 +--+ 20| VCC Q1 |2 19| D0 Q2 |3 18| D1 Q3 |4 17| D2 Q4 |5 16| D3 Q5 |6 15| D4 Q6 |7 14| D5 Q7 |8 13| D6 GND |9 12| D7 CLK |10 11| OE# +---+--+---+

Functional Features

  • Octal D-type flip-flop with 3-state outputs
  • Common clock and reset inputs
  • Outputs can be disabled using the output enable input (OE#)
  • High-speed operation with low power consumption
  • Compatible with TTL levels
  • Schmitt-trigger action on all inputs makes the circuit tolerant to slower input rise and fall times
  • Balanced propagation delays between clock (CLK) and output enable (OE#) inputs

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows for compatibility with various systems - Low power consumption - High-speed operation - 3-state outputs provide flexibility in bus-oriented applications - Schmitt-trigger action improves noise immunity

Disadvantages: - Limited maximum operating frequency compared to some other flip-flop ICs - TSSOP package may require careful handling during soldering

Working Principles

The 74LVC273BQ,115 is an octal D-type flip-flop that stores data on the rising edge of the clock signal. The stored data can be read from the outputs or disabled using the output enable input. The common reset input allows for synchronous resetting of all flip-flops.

Detailed Application Field Plans

The 74LVC273BQ,115 can be used in various applications, including but not limited to: - Data storage and transfer in microcontrollers and digital systems - Address decoding in memory systems - State machine implementation - Bus-oriented systems where multiple devices need to share a common data bus

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74LVC273BQ,115 include: - SN74LVC273A from Texas Instruments - MC74LVX273 from ON Semiconductor - CD74HC273 from Texas Instruments

These alternative models may have slightly different specifications and pin configurations, so it is important to consult their respective datasheets for detailed information.

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Liste 10 perguntas e respostas comuns relacionadas à aplicação de 74LVC273BQ,115 em soluções técnicas

Sure! Here are 10 common questions and answers related to the application of 74LVC273BQ,115 in technical solutions:

  1. Q: What is the function of the 74LVC273BQ,115? A: The 74LVC273BQ,115 is an octal D-type flip-flop with reset. It can store and transfer data in digital circuits.

  2. Q: What is the operating voltage range for the 74LVC273BQ,115? A: The operating voltage range for this IC is typically between 1.65V and 5.5V.

  3. Q: How many flip-flops are there in the 74LVC273BQ,115? A: The 74LVC273BQ,115 has 8 flip-flops, making it an octal (8-bit) device.

  4. Q: Can I use the 74LVC273BQ,115 in both synchronous and asynchronous applications? A: Yes, the 74LVC273BQ,115 can be used in both synchronous and asynchronous applications.

  5. Q: What is the maximum clock frequency supported by the 74LVC273BQ,115? A: The maximum clock frequency supported by this IC is typically around 125 MHz.

  6. Q: Does the 74LVC273BQ,115 have a built-in reset function? A: Yes, the 74LVC273BQ,115 has a built-in asynchronous active-low reset input.

  7. Q: What is the output drive capability of the 74LVC273BQ,115? A: The 74LVC273BQ,115 has a typical output drive capability of ±24 mA.

  8. Q: Can I cascade multiple 74LVC273BQ,115 devices together? A: Yes, you can cascade multiple 74LVC273BQ,115 devices to increase the number of flip-flops in your circuit.

  9. Q: What is the power supply current consumption of the 74LVC273BQ,115? A: The power supply current consumption of this IC depends on the operating conditions but is typically around 4 mA.

  10. Q: Is the 74LVC273BQ,115 compatible with other logic families? A: Yes, the 74LVC273BQ,115 is designed to be compatible with both TTL and CMOS logic families, making it versatile for various applications.

Please note that the answers provided here are general and may vary depending on specific datasheet specifications and application requirements.