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Encyclopedia Entry: 74VHC14TTR
Product Overview
Category
The 74VHC14TTR belongs to the category of integrated circuits (ICs) and specifically falls under the family of logic gates.
Use
This product is commonly used in digital electronics for signal processing and logical operations. It serves as a hex inverter with Schmitt-trigger inputs, making it suitable for various applications requiring signal inversion and noise immunity.
Characteristics
- Hex inverter with Schmitt-trigger inputs
- High-speed operation
- Wide voltage range (2V to 5.5V)
- Low power consumption
- Excellent noise immunity
- Compact package size
Package
The 74VHC14TTR is available in a small outline transistor (SOT) package. The package type is TSSOP-14, which stands for Thin Shrink Small Outline Package with 14 pins.
Essence
The essence of the 74VHC14TTR lies in its ability to invert input signals while providing noise immunity through Schmitt-trigger inputs. This makes it an essential component in digital circuits where reliable signal processing is required.
Packaging/Quantity
The 74VHC14TTR is typically sold in reels or tubes. Each reel contains 2500 units of the IC, while each tube contains 98 units.
Specifications
- Supply Voltage Range: 2V to 5.5V
- Input Voltage Range: 0V to VCC
- Output Voltage Range: 0V to VCC
- Maximum Input Current: ±1mA
- Maximum Output Current: ±8mA
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The 74VHC14TTR has a total of 14 pins, numbered as follows:
- Input A1
- Output Y1
- Input A2
- Output Y2
- Input A3
- Output Y3
- Ground (GND)
- Output Y4
- Input A4
- Output Y5
- Input A5
- Output Y6
- VCC (Supply Voltage)
- Input A6
Functional Features
- Hex inverter: The 74VHC14TTR consists of six independent inverters, allowing for simultaneous inversion of multiple input signals.
- Schmitt-trigger inputs: The Schmitt-trigger feature ensures reliable switching even in the presence of noise or signal fluctuations.
- High-speed operation: The IC is designed to operate at high speeds, making it suitable for time-critical applications.
- Wide voltage range: The 74VHC14TTR can function within a wide supply voltage range, providing flexibility in various electronic systems.
Advantages and Disadvantages
Advantages
- Excellent noise immunity due to Schmitt-trigger inputs
- Low power consumption
- Compact package size allows for space-efficient designs
- Wide voltage range enables compatibility with different voltage levels
Disadvantages
- Limited output current capacity (±8mA)
- Not suitable for high-power applications
Working Principles
The 74VHC14TTR operates based on the principles of digital logic. Each inverter within the IC takes an input signal and produces its logical complement as the output. The Schmitt-trigger inputs ensure that the output transitions occur at well-defined voltage thresholds, enhancing noise immunity and preventing false triggering.
Detailed Application Field Plans
The 74VHC14TTR finds applications in various fields, including but not limited to: 1. Digital communication systems 2. Microcontroller-based projects 3. Industrial automation 4. Consumer electronics 5. Automotive electronics
In digital communication systems, the IC can be used for signal conditioning, level shifting, and waveform generation. In microcontroller-based projects, it can serve as a logic level converter or an interface between different voltage domains. Industrial automation often requires reliable signal processing, making the 74VHC14TTR suitable for sensor interfacing and control circuitry. In consumer electronics and automotive electronics, it can be utilized for signal inversion, noise filtering, and general-purpose digital logic operations.
Detailed and Complete Alternative Models
- SN74LVC14A: Hex Schmitt-trigger inverter with similar characteristics and pin configuration.
- CD40106B: Hex Schmitt-trigger inverter IC from the CMOS 4000 series.
- MC74VHC1G14: Single Schmitt-trigger inverter IC with comparable features.
These alternative models offer similar functionality to the 74VHC14TTR and can be considered as replacements depending on specific requirements and availability.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 74VHC14TTR v technických řešeních
Sure! Here are 10 common questions and answers related to the application of 74VHC14TTR in technical solutions:
Q: What is the 74VHC14TTR? A: The 74VHC14TTR is a hex inverter with Schmitt-trigger inputs, which means it can convert low-level signals into high-level signals.
Q: What is the voltage supply range for the 74VHC14TTR? A: The voltage supply range for the 74VHC14TTR is typically between 2V and 5.5V.
Q: What is the maximum operating frequency of the 74VHC14TTR? A: The maximum operating frequency of the 74VHC14TTR is typically around 200MHz.
Q: Can the 74VHC14TTR be used as a level shifter? A: Yes, the 74VHC14TTR can be used as a level shifter to convert signals from one voltage level to another.
Q: How many inverters are there in the 74VHC14TTR? A: The 74VHC14TTR has six inverters in a single package.
Q: What is the purpose of the Schmitt-trigger inputs in the 74VHC14TTR? A: The Schmitt-trigger inputs help to provide hysteresis, making the device less sensitive to noise and ensuring more stable output signals.
Q: Can the 74VHC14TTR be used in both digital and analog applications? A: The 74VHC14TTR is primarily designed for digital applications, but it can also be used in certain analog applications.
Q: What is the typical propagation delay of the 74VHC14TTR? A: The typical propagation delay of the 74VHC14TTR is around 5 nanoseconds.
Q: Can the 74VHC14TTR drive capacitive loads? A: Yes, the 74VHC14TTR can drive small capacitive loads without any additional buffering.
Q: Is the 74VHC14TTR suitable for battery-powered applications? A: Yes, the 74VHC14TTR is suitable for battery-powered applications due to its low power consumption and wide voltage supply range.
Please note that the answers provided here are general and may vary depending on specific datasheet specifications and application requirements.