Toshiba Semiconductor and Storage
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TC74LCX74FT(EL)
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TC74LCX74FT(EL)

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Logic Gates
  • Characteristics: Low Voltage, High-Speed, Dual D-Type Flip-Flop
  • Package: TSSOP-14
  • Essence: This IC is a dual D-type flip-flop with set and reset inputs. It operates at low voltage levels and provides high-speed performance.
  • Packaging/Quantity: The TC74LCX74FT(EL) is typically sold in reels of 2,500 units.

Specifications

  • Supply Voltage: 1.65V to 3.6V
  • Operating Temperature Range: -40°C to +85°C
  • Propagation Delay Time: 4.5ns (max)
  • Input Capacitance: 3pF (typ)
  • Output Current: ±24mA (max)

Pin Configuration

The TC74LCX74FT(EL) has a total of 14 pins, which are assigned specific functions as follows:

  1. GND: Ground
  2. Q1: Output of Flip-Flop 1
  3. D1: Data Input for Flip-Flop 1
  4. CLK1: Clock Input for Flip-Flop 1
  5. /PRESET1: Active-Low Preset Input for Flip-Flop 1
  6. /CLEAR1: Active-Low Clear Input for Flip-Flop 1
  7. VCC: Power Supply Voltage
  8. /CLEAR2: Active-Low Clear Input for Flip-Flop 2
  9. /PRESET2: Active-Low Preset Input for Flip-Flop 2
  10. CLK2: Clock Input for Flip-Flop 2
  11. D2: Data Input for Flip-Flop 2
  12. Q2: Output of Flip-Flop 2
  13. /OE: Output Enable Input
  14. GND: Ground

Functional Features

  • Dual D-Type Flip-Flop with Set and Reset Inputs
  • High-Speed Operation
  • Low Voltage Operation (Suitable for Battery-Powered Devices)
  • Schmitt Trigger Inputs for Noise Immunity
  • Output Enable Control for Multiplexing Applications

Advantages and Disadvantages

Advantages: - High-speed performance allows for efficient data processing. - Low voltage operation makes it suitable for battery-powered devices. - Schmitt trigger inputs provide noise immunity, ensuring reliable operation. - Output enable control enables multiplexing applications.

Disadvantages: - Limited number of flip-flops in a single IC package. - May not be suitable for high-power applications due to limited output current.

Working Principles

The TC74LCX74FT(EL) is based on the principles of digital logic circuits. It consists of two D-type flip-flops that can store and manipulate binary data. The set and reset inputs allow for control over the stored data. The IC operates at low voltage levels, providing high-speed performance while consuming minimal power.

Detailed Application Field Plans

The TC74LCX74FT(EL) can be used in various applications, including but not limited to:

  1. Microcontrollers and Digital Processors
  2. Data Storage Systems
  3. Communication Equipment
  4. Consumer Electronics
  5. Automotive Electronics

In microcontrollers and digital processors, this IC can be used for data synchronization, state storage, and control signal generation. In data storage systems, it can be utilized for address decoding and data buffering. Communication equipment can benefit from its use in clock synchronization and data transmission. Consumer electronics, such as smartphones and tablets, can employ this IC for various digital logic functions. Additionally, automotive electronics can utilize it for control signal generation and data processing.

Detailed and Complete Alternative Models

  1. SN74LVC74A: Dual D-Type Positive-Edge-Triggered Flip-Flop
  2. CD4013B: Dual D-Type Flip-Flop with Set and Reset
  3. MC74HC74A: Dual D-Type Flip-Flop with Set and Reset

These alternative models offer similar functionality to the TC74LCX74FT(EL) and can be considered as alternatives based on specific requirements and availability.

Word count: 452 words

قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق TC74LCX74FT(EL) في الحلول التقنية

Sure! Here are 10 common questions and answers related to the application of TC74LCX74FT(EL) in technical solutions:

  1. Q: What is TC74LCX74FT(EL)? A: TC74LCX74FT(EL) is a specific model of a dual D-type flip-flop integrated circuit (IC) manufactured by Toshiba.

  2. Q: What is the purpose of TC74LCX74FT(EL)? A: The purpose of TC74LCX74FT(EL) is to store and manipulate digital data in electronic circuits, commonly used in sequential logic applications.

  3. Q: What is the operating voltage range for TC74LCX74FT(EL)? A: The operating voltage range for TC74LCX74FT(EL) is typically between 2.0V and 3.6V.

  4. Q: How many flip-flops are there in TC74LCX74FT(EL)? A: TC74LCX74FT(EL) consists of two independent D-type flip-flops, each with its own set and reset inputs.

  5. Q: What is the maximum clock frequency supported by TC74LCX74FT(EL)? A: The maximum clock frequency supported by TC74LCX74FT(EL) is typically around 100 MHz.

  6. Q: Can TC74LCX74FT(EL) be used in both rising and falling edge-triggered applications? A: Yes, TC74LCX74FT(EL) can be used in both rising and falling edge-triggered applications, depending on the design requirements.

  7. Q: What is the output drive capability of TC74LCX74FT(EL)? A: The output drive capability of TC74LCX74FT(EL) is typically around 24 mA, allowing it to drive standard logic levels.

  8. Q: Does TC74LCX74FT(EL) have any built-in protection features? A: Yes, TC74LCX74FT(EL) has built-in ESD (Electrostatic Discharge) protection on all inputs and outputs.

  9. Q: Can TC74LCX74FT(EL) be used in battery-powered applications? A: Yes, TC74LCX74FT(EL) can be used in battery-powered applications due to its low power consumption characteristics.

  10. Q: Are there any specific application notes or reference designs available for TC74LCX74FT(EL)? A: Yes, Toshiba provides application notes and reference designs that showcase the recommended usage of TC74LCX74FT(EL) in various technical solutions. These resources can be found on their official website or obtained from authorized distributors.