Overview
The SN74ACT14DBR is a hex Schmitt-trigger inverter produced by Texas Instruments. This integrated circuit (IC) is designed to provide six independent inverters with Schmitt-trigger inputs, making it highly effective in noise filtering and signal conditioning applications. It is housed in a 14-pin SSOP (Shrink Small Outline Package), which is suitable for surface-mount technology (SMT). The device is targeted at applications requiring reliable logic inversion with enhanced noise immunity, such as industrial automation, consumer electronics, and automotive systems. Its unique selling points include its wide operating voltage range, high-speed performance, and compatibility with TTL logic levels.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage (VCC) | 4.5 to 5.5 | V | Operating range |
| Input Voltage | Up to 5.5 | V | Compatible with TTL levels |
| Propagation Delay (tpd) | 11 | ns | Maximum at 5V |
| Number of Channels | 6 | - | Independent inverters |
| Package | SSOP-14 | - | Surface-mount |
| Operating Temperature | -40 to +85 | °C | Industrial range |
Key Features
- Six independent Schmitt-trigger inverters for robust noise immunity.
- Wide operating voltage range (4.5V to 5.5V) for versatile applications.
- High-speed performance with a maximum propagation delay of 11ns at 5V.
- TTL-compatible inputs for seamless integration with existing logic systems.
- Compact SSOP-14 package ideal for space-constrained designs.
Applications
The SN74ACT14DBR is widely used in various fields, including:
- Industrial Automation: Signal conditioning and noise filtering in control systems.
- Consumer Electronics: Logic inversion and signal shaping in audio and video devices.
- Automotive Systems: Reliable operation in harsh environments for vehicle control units.
- Telecommunications: Signal processing in communication equipment.
Q & A
1. What is the operating voltage range of the SN74ACT14DBR?
The operating voltage range is 4.5V to 5.5V.
2. What is the maximum propagation delay at 5V?
The maximum propagation delay is 11ns at 5V.
3. How many inverters are included in the SN74ACT14DBR?
It includes six independent Schmitt-trigger inverters.
4. Is the SN74ACT14DBR compatible with TTL logic levels?
Yes, its inputs are compatible with TTL logic levels.
5. What is the package type of the SN74ACT14DBR?
It is housed in a 14-pin SSOP package.
6. What are the typical applications of this IC?
Typical applications include industrial automation, consumer electronics, automotive systems, and telecommunications.
7. What is the operating temperature range?
The operating temperature range is -40°C to +85°C.
8. How does the Schmitt-trigger input improve performance?
The Schmitt-trigger input provides noise immunity and ensures clean signal transitions.
9. Can the SN74ACT14DBR be used in automotive environments?
Yes, it is suitable for automotive applications due to its robust design.
10. What is the significance of the SSOP-14 package?
The SSOP-14 package is compact and ideal for surface-mount technology, saving space in PCB designs.
