Спецификации
| Атрибут | Ценность |
| Package | Tube |
| Series | 74AC |
| ProductStatus | Active |
| LogicType | Inverter |
| NumberofCircuits | 6 |
| NumberofInputs | 1 |
| Features | Schmitt Trigger |
| Voltage-Supply | 2V ~ 6V |
| Current-Quiescent(Max) | 2 µA |
| Current-OutputHighLow | 24mA, 24mA |
| LogicLevel-Low | 0.5V ~ 1.1V |
| LogicLevel-High | 2.2V ~ 3.9V |
| MaxPropagationDelay@VMaxCL | 10ns @ 5V, 50pF |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| SupplierDevicePackage | 14-SOIC |
Обзор
Description
The SN74AC14D is a part of Texas Instruments' advanced CMOS logic family, featuring six inverters with Schmitt-trigger inputs. This component is renowned for its ability to transform slowly changing input signals into sharply defined, jitter-free output signals. The Schmitt-trigger action ensures that inputs with slow rise and fall times or with noise can be effectively converted to clean digital signals. The device is designed for operation with a wide supply voltage range, typically from 2V to 6V, allowing flexibility in various applications.
Moreover, the SN74AC14D benefits from low power consumption and high noise immunity, making it suitable for battery-powered and high-density systems. Its AC series also ensures high-speed operation, which is essential for applications requiring rapid signal processing. The SN74AC14D is typically available in a 14-pin SOIC package, facilitating easy integration into circuit boards.
Overall, the SN74AC14D is a versatile and reliable choice for applications in signal conditioning, waveform shaping, and other digital logic functions where stable signal transformation is critical.
Moreover, the SN74AC14D benefits from low power consumption and high noise immunity, making it suitable for battery-powered and high-density systems. Its AC series also ensures high-speed operation, which is essential for applications requiring rapid signal processing. The SN74AC14D is typically available in a 14-pin SOIC package, facilitating easy integration into circuit boards.
Overall, the SN74AC14D is a versatile and reliable choice for applications in signal conditioning, waveform shaping, and other digital logic functions where stable signal transformation is critical.
Equivalent
The SN74AC14D is a hex Schmitt-trigger inverter. Equivalent products include:
1. 74HC14 - NXP, ON Semiconductor, or Texas Instruments
2. CD40106 - Texas Instruments, ON Semiconductor
3. MC74VHC14 - ON Semiconductor
4. HEF40106 - NXP
5. TC74HC14 - Toshiba
These equivalents provide similar functionalities but may differ in voltage ranges and speeds. Always check the datasheet for compatibility in your specific application.
1. 74HC14 - NXP, ON Semiconductor, or Texas Instruments
2. CD40106 - Texas Instruments, ON Semiconductor
3. MC74VHC14 - ON Semiconductor
4. HEF40106 - NXP
5. TC74HC14 - Toshiba
These equivalents provide similar functionalities but may differ in voltage ranges and speeds. Always check the datasheet for compatibility in your specific application.
Features
The SN74AC14D is a Hex Schmitt-Trigger Inverter from Texas Instruments. Key features of this device include:
1. Schmitt-Trigger Inputs: These inputs provide hysteresis between the positive-going and negative-going input thresholds, which improves noise immunity and results in cleaner output signal transitions.
2. Wide Operating Voltage Range: It operates from 2 V to 6 V, making it versatile for various voltage applications.
3. High-Speed Performance: The device offers fast switching speeds, with typical propagation delay time of 7.5 ns at 5 V.
4. Low Power Consumption: It features low power dissipation, with a typical quiescent current of 4 µA.
5. Standard Logic Levels: Compatible with TTL and CMOS logic levels, allowing for easy interfacing with other logic families.
6. Temperature Range: It operates over a wide temperature range, typically from -40°C to 85°C.
7. Pin Configuration: Available in a 14-pin SOIC package for easy integration into circuit designs.
These features make the SN74AC14D suitable for applications requiring signal conditioning, waveform shaping, and noise rejection.
1. Schmitt-Trigger Inputs: These inputs provide hysteresis between the positive-going and negative-going input thresholds, which improves noise immunity and results in cleaner output signal transitions.
2. Wide Operating Voltage Range: It operates from 2 V to 6 V, making it versatile for various voltage applications.
3. High-Speed Performance: The device offers fast switching speeds, with typical propagation delay time of 7.5 ns at 5 V.
4. Low Power Consumption: It features low power dissipation, with a typical quiescent current of 4 µA.
5. Standard Logic Levels: Compatible with TTL and CMOS logic levels, allowing for easy interfacing with other logic families.
6. Temperature Range: It operates over a wide temperature range, typically from -40°C to 85°C.
7. Pin Configuration: Available in a 14-pin SOIC package for easy integration into circuit designs.
These features make the SN74AC14D suitable for applications requiring signal conditioning, waveform shaping, and noise rejection.
Pinout
The SN74AC14D is a hex Schmitt-trigger inverter IC, part of the 74AC logic family. It comes in a 14-pin Dual Inline Package (DIP) or Small Outline Integrated Circuit (SOIC) package. Each of the six inverters in the IC has a Schmitt-trigger input, which provides hysteresis for cleaner and more stable transitions, making it particularly useful in noisy environments or with slow input signals.
Here's a concise pinout for the SN74AC14D:
1. VCC (Pin 14): Power supply voltage.
2. GND (Pin 7): Ground connection.
3. Inputs/Outputs: The remaining pins are organized in pairs with an input and its corresponding output for each inverter:
- A1 (Pin 1) → Y1 (Pin 2)
- A2 (Pin 3) → Y2 (Pin 4)
- A3 (Pin 5) → Y3 (Pin 6)
- A4 (Pin 9) → Y4 (Pin 8)
- A5 (Pin 11) → Y5 (Pin 10)
- A6 (Pin 13) → Y6 (Pin 12)
This IC is typically used in applications requiring signal conditioning, waveform shaping, or as a simple inverter with noise immunity.
Here's a concise pinout for the SN74AC14D:
1. VCC (Pin 14): Power supply voltage.
2. GND (Pin 7): Ground connection.
3. Inputs/Outputs: The remaining pins are organized in pairs with an input and its corresponding output for each inverter:
- A1 (Pin 1) → Y1 (Pin 2)
- A2 (Pin 3) → Y2 (Pin 4)
- A3 (Pin 5) → Y3 (Pin 6)
- A4 (Pin 9) → Y4 (Pin 8)
- A5 (Pin 11) → Y5 (Pin 10)
- A6 (Pin 13) → Y6 (Pin 12)
This IC is typically used in applications requiring signal conditioning, waveform shaping, or as a simple inverter with noise immunity.
Manufacturer
The SN74AC14D is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of analog and digital electronic components. Founded in 1930, TI is a leader in the electronics industry, known for its innovation and high-quality integrated circuits used in various applications, including automotive, industrial, personal electronics, and communications. The company focuses on creating technologies that enhance the performance and efficiency of electronic devices.
Application
The SN74AC14D is a hex Schmitt-trigger inverter used in various applications requiring signal conditioning and noise rejection. Key areas include:
1. Signal Conditioning: Converts slow or noisy input signals into clean digital outputs.
2. Waveform Shaping: Helps in the generation of precise square wave signals from various waveform inputs.
3. Debouncing: Useful in eliminating the bounce in mechanical switch signals.
4. Oscillator Circuits: Can be used to design simple RC oscillators.
5. Level Shifting: Facilitates voltage level translation in mixed-signal circuits.
6. Buffering: Acts as a buffer for driving additional loads or increasing signal strength.
These attributes make it suitable for a wide range of digital and mixed-signal applications.
1. Signal Conditioning: Converts slow or noisy input signals into clean digital outputs.
2. Waveform Shaping: Helps in the generation of precise square wave signals from various waveform inputs.
3. Debouncing: Useful in eliminating the bounce in mechanical switch signals.
4. Oscillator Circuits: Can be used to design simple RC oscillators.
5. Level Shifting: Facilitates voltage level translation in mixed-signal circuits.
6. Buffering: Acts as a buffer for driving additional loads or increasing signal strength.
These attributes make it suitable for a wide range of digital and mixed-signal applications.
Package
The SN74AC14D is a hex Schmitt-trigger inverter integrated circuit from Texas Instruments. It is housed in a small-outline integrated circuit (SOIC) package type, specifically the SOIC-14, which means it has 14 pins.