Overview
The Texas Instruments SN74AHC1G14DBVR is a single inverter gate with Schmitt-trigger input, designed for low voltage operation and high-speed digital applications. This device consists of one input and one output terminal, providing logic-level conversion and noise rejection for digital signals. The Schmitt-trigger input enhances noise immunity and ensures reliable switching behavior.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage | 2 V to 5.5 V | V |
| Input Voltage | Up to 5.5 V (independent of supply voltage) | V |
| Output Current | ±8 mA at 5 V | mA |
| Propagation Delay | 6.5 ns typical at 5 V | ns |
| Operating Temperature Range | -40°C to 125°C | °C |
| Package | SOT-23-5 | |
| Mounting Type | Surface Mount | |
| Number of Inputs | 1 | |
| Number of Outputs | 1 | |
| Logic Type | Inverter | |
| Quiescent Current (Max) | 1 µA | µA |
Key Features
- Schmitt-Trigger Action: Provides hysteresis to improve noise immunity and create sharp edges on input signals.
- Wide Operating Voltage Range: Supports operation from 2 V to 5.5 V, allowing compatibility with various logic levels.
- High-Speed Operation: Typical propagation delay of 6.5 ns at 5 V, suitable for high-speed digital applications.
- Low Power Consumption: Features low static and dynamic power consumption, making it ideal for battery-powered devices.
- Input Tolerance: Inputs can handle voltages higher than the supply voltage, offering flexible interfacing with different logic levels.
- Compact Package: Available in a small SOT-23-5 package, saving board space in compact designs.
Applications
- Signal Conditioning: Cleans up noisy signals and provides sharp digital transitions.
- Oscillators: Used in generating clock signals and pulse shaping circuits.
- Level Shifting: Converts signals between different logic levels, such as TTL to CMOS.
- Logic Inversion: Inverts logic signals in digital circuits.
- Debouncing: Helps in debouncing switches and push-buttons in digital applications.
Q & A
- What is the primary function of the SN74AHC1G14DBVR?
The primary function is to act as a single inverter gate with Schmitt-trigger input, providing logic-level conversion and noise rejection for digital signals.
- What is the operating voltage range of the SN74AHC1G14DBVR?
The operating voltage range is from 2 V to 5.5 V.
- What is the typical propagation delay of the SN74AHC1G14DBVR at 5 V?
The typical propagation delay is 6.5 ns at 5 V.
- What is the maximum output current of the SN74AHC1G14DBVR at 5 V?
The maximum output current is ±8 mA at 5 V.
- What is the operating temperature range of the SN74AHC1G14DBVR?
The operating temperature range is from -40°C to 125°C.
- What type of package is the SN74AHC1G14DBVR available in?
The device is available in a small SOT-23-5 package.
- What are some typical applications of the SN74AHC1G14DBVR?
Typical applications include signal conditioning, oscillators, level shifting, logic inversion, and debouncing switches and push-buttons.
- How does the Schmitt-trigger input improve the performance of the SN74AHC1G14DBVR?
The Schmitt-trigger input provides hysteresis, which improves noise immunity and creates sharp edges on input signals.
- Is the SN74AHC1G14DBVR suitable for battery-powered devices?
Yes, it is suitable due to its low static and dynamic power consumption.
- Can the inputs of the SN74AHC1G14DBVR handle voltages higher than the supply voltage?
Yes, the inputs can handle voltages higher than the supply voltage, offering flexible interfacing with different logic levels.
