Overview
The SN74AHC14D, manufactured by Texas Instruments, is a hex Schmitt-trigger inverter belonging to the 74AHC logic family. This CMOS-based device is designed to convert slowly changing input signals into sharply defined, jitter-free output signals, making it ideal for applications requiring noise immunity and signal conditioning. The SN74AHC14D is widely used in industrial, automotive, and consumer electronics due to its robust performance and reliability. Its market positioning targets engineers and designers seeking high-speed, low-power logic solutions with Schmitt-trigger functionality.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Manufacturer | Texas Instruments | - | - |
| Logic Family | AHC | - | - |
| Logic Type | CMOS | - | - |
| Circuit Count | 6 | Circuit | - |
| Supply Voltage (Min) | 2 | V | - |
| Supply Voltage (Max) | 5.5 | V | - |
| Operating Temperature | -40 to +125 | °C | - |
| Package | SOIC-14 | - | - |
| Propagation Delay | 12 | ns | - |
| Output Current (High/Low) | 8 / -8 | mA | - |
| Input Type | Schmitt Trigger | - | - |
| Output Type | CMOS | - | - |
| RoHS Compliance | Yes | - | - |
Key Features
- Hex Schmitt-Trigger Inverter: Provides six independent inverters with Schmitt-trigger inputs for noise immunity.
- Wide Operating Voltage Range: Supports 2V to 5.5V, making it versatile for various applications.
- Low Power Consumption: Optimized for energy-efficient designs.
- High-Speed Operation: Propagation delay of 12 ns ensures rapid signal processing.
- Robust Performance: Operates reliably across a wide temperature range (-40°C to +125°C).
Applications
The SN74AHC14D is widely used in applications requiring signal conditioning and noise immunity. Its typical applications include:
- Industrial Automation: Used in control systems for signal shaping and noise filtering.
- Automotive Electronics: Ensures reliable signal processing in harsh environments.
- Consumer Electronics: Ideal for devices requiring precise signal timing and conditioning.
- Communication Systems: Enhances signal integrity in data transmission circuits.
Q & A
1. What is the operating voltage range of the SN74AHC14D?
The SN74AHC14D operates within a voltage range of 2V to 5.5V.
2. What is the maximum propagation delay of this device?
The maximum propagation delay is 12 ns.
3. Is the SN74AHC14D RoHS compliant?
Yes, it is RoHS compliant.
4. What is the purpose of the Schmitt-trigger input?
The Schmitt-trigger input provides noise immunity by converting slowly changing input signals into sharply defined output signals.
5. How many inverters are included in the SN74AHC14D?
It includes six independent inverters.
6. What is the output current capability of the SN74AHC14D?
The output current is ±8 mA.
7. Can the SN74AHC14D operate in automotive environments?
Yes, it is designed to operate reliably in automotive applications.
8. What is the package type of the SN74AHC14D?
It is available in a 14-pin SOIC package.
9. What is the temperature range for operation?
It operates from -40°C to +125°C.
10. Is the SN74AHC14D suitable for low-power applications?
Yes, it is optimized for low-power consumption, making it suitable for energy-efficient designs.
