Obrázek může být reprezentace.
Viz Specifikace pro podrobnosti o produktu.
74FCT377ATQG8

Encyclopedia Entry: 74FCT377ATQG8

Product Overview

Category

The 74FCT377ATQG8 belongs to the category of integrated circuits (ICs) and specifically falls under the family of flip-flops.

Use

This product is primarily used in digital electronics for storing and transferring binary data. It serves as a fundamental building block in various applications, including memory units, registers, counters, and data synchronization circuits.

Characteristics

  • The 74FCT377ATQG8 is a high-speed octal D-type flip-flop with transparent inputs.
  • It operates on a wide voltage range, typically between 4.5V and 5.5V.
  • This IC offers excellent noise immunity and low power consumption.
  • It features a latch enable input that allows data to be transferred to the outputs when enabled.
  • The device is designed to work with both TTL and CMOS logic families.

Package and Quantity

The 74FCT377ATQG8 is available in a standard 20-pin TSSOP (Thin Shrink Small Outline Package). It is commonly supplied in reels or tubes, with a typical quantity of 250 units per reel.

Specifications

  • Supply Voltage Range: 4.5V to 5.5V
  • Input Voltage Range: 0V to Vcc
  • Output Voltage Range: 0V to Vcc
  • Operating Temperature Range: -40°C to +85°C
  • Propagation Delay Time: 6 ns (max)
  • Output Current: ±24 mA

Pin Configuration

The pin configuration of the 74FCT377ATQG8 is 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 LE |10 11| CLK +--------+

Functional Features

  • Transparent latch enable (LE) input allows data to be transferred to the outputs when enabled.
  • Positive-edge triggered clock input (CLK) controls the storage and transfer of data.
  • Eight individual D-type flip-flops with common clock and latch enable inputs.
  • Outputs (Q0-Q7) represent the stored values of the corresponding inputs (D0-D7) at the last clock transition.

Advantages and Disadvantages

Advantages

  • High-speed operation enables efficient data processing in time-critical applications.
  • Wide voltage range compatibility allows for versatile integration into various digital systems.
  • Excellent noise immunity ensures reliable data storage and transfer.
  • Low power consumption contributes to energy-efficient designs.

Disadvantages

  • Limited number of flip-flops per IC may restrict its application in larger-scale systems.
  • The TSSOP package may require careful handling during assembly due to its small size.

Working Principles

The 74FCT377ATQG8 operates based on the principles of sequential logic. When the clock input (CLK) receives a positive-edge trigger, the state of the D-type flip-flops is updated according to the values present at the corresponding data inputs (D0-D7). The transparent latch enable (LE) input determines whether the updated data is transferred to the outputs (Q0-Q7). This mechanism allows for synchronized storage and transfer of binary data.

Application Field Plans

The 74FCT377ATQG8 finds extensive application in various digital systems, including but not limited to: - Memory units and registers in microprocessors and microcontrollers. - Data synchronization circuits for reliable communication between different components. - Counters and frequency dividers in frequency synthesizers and clock generators. - Address decoders and multiplexers in memory addressing schemes.

Alternative Models

For similar functionality and compatibility, the following alternative models can be considered: - 74HC377: A CMOS-based octal D-type flip-flop with transparent inputs. - SN74LS377: A TTL-based octal D-type flip-flop with transparent latch enable. - CD4013B: A CMOS-based dual D-type flip-flop with set and reset inputs.

These alternatives provide comparable features and can be suitable replacements depending on specific design requirements.


Word count: 570 words

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 74FCT377ATQG8 v technických řešeních

Sure! Here are 10 common questions and answers related to the application of 74FCT377ATQG8 in technical solutions:

  1. Question: What is the function of the 74FCT377ATQG8?
    Answer: The 74FCT377ATQG8 is an octal D-type flip-flop with a transparent latch.

  2. Question: What is the maximum operating frequency of the 74FCT377ATQG8?
    Answer: The maximum operating frequency of the 74FCT377ATQG8 is typically around 200 MHz.

  3. Question: What is the voltage supply range for the 74FCT377ATQG8?
    Answer: The voltage supply range for the 74FCT377ATQG8 is typically between 4.5V and 5.5V.

  4. Question: Can the 74FCT377ATQG8 be used in both synchronous and asynchronous applications?
    Answer: Yes, the 74FCT377ATQG8 can be used in both synchronous and asynchronous applications.

  5. Question: How many flip-flops are there in the 74FCT377ATQG8?
    Answer: The 74FCT377ATQG8 consists of eight individual flip-flops.

  6. Question: What is the output drive capability of the 74FCT377ATQG8?
    Answer: The 74FCT377ATQG8 has a typical output drive capability of ±24 mA.

  7. Question: Can the 74FCT377ATQG8 be cascaded to create larger counters or shift registers?
    Answer: Yes, the 74FCT377ATQG8 can be cascaded to create larger counters or shift registers.

  8. Question: What is the propagation delay of the 74FCT377ATQG8?
    Answer: The propagation delay of the 74FCT377ATQG8 is typically around 3 ns.

  9. Question: Is the 74FCT377ATQG8 compatible with other logic families?
    Answer: Yes, the 74FCT377ATQG8 is compatible with a wide range of logic families, including TTL and CMOS.

  10. Question: Can the 74FCT377ATQG8 be used in high-speed data transfer applications?
    Answer: Yes, the 74FCT377ATQG8 can be used in high-speed data transfer applications due to its fast operation and low propagation delay.

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