Overview
The SN74HC125DT is a quad bus buffer gate with 3-state outputs, manufactured by Texas Instruments. This integrated circuit is designed for use in digital logic applications where signal buffering and isolation are required. It is part of the 74HC series, known for its high-speed CMOS technology, and is housed in a 14-pin SOIC package. The SN74HC125DT is ideal for applications that demand low power consumption, wide voltage range operation, and high noise immunity, making it a versatile choice for various digital systems.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Logic Type | Buffer/Line Driver, Non-Inverting | ||
| Number of Elements | 4 | ||
| Bits per Element | 1 | ||
| Output Current (High/Low) | 7.8mA / 7.8mA | ||
| Supply Voltage | 2V ~ 6V | ||
| Operating Temperature | -40°C ~ 85°C | ||
| Mounting Type | Surface Mount | ||
| Package/Case | 14-SOIC | ||
| Supplier Device Package | 14-SOIC | ||
| Propagation Delay Time | 11ns | Typical |
Key Features
- Wide Voltage Range: Operates from 2V to 6V, ensuring compatibility with various power supplies.
- 3-State Outputs: Each output can be disabled, allowing for effective signal isolation and noise reduction.
- Low Power Consumption: Static current consumption is minimal, making it suitable for power-sensitive applications.
- High Noise Immunity: Designed to withstand external noise, ensuring reliable signal transmission.
- Fast Response Time: Propagation delay is as low as 11ns, enabling high-speed data transfer.
Applications
The SN74HC125DT is widely used in various digital systems, including industrial automation, consumer electronics, and automotive electronics. It is particularly useful in applications requiring signal buffering, such as bus drivers, data transmission systems, and interface circuits. Its ability to operate over a wide voltage range and its low power consumption make it an excellent choice for battery-powered devices and systems with varying power supplies.
Q & A
1. What is the operating voltage range of the SN74HC125DT?
The SN74HC125DT operates within a voltage range of 2V to 6V.
2. How many buffer elements are included in the SN74HC125DT?
The SN74HC125DT contains four buffer elements.
3. What is the output current capability of the SN74HC125DT?
The output current is 7.8mA for both high and low states.
4. What is the typical propagation delay of the SN74HC125DT?
The typical propagation delay is 11ns.
5. Can the outputs of the SN74HC125DT be disabled?
Yes, the outputs can be disabled using the 3-state output feature.
6. What is the package type of the SN74HC125DT?
The SN74HC125DT is available in a 14-pin SOIC package.
7. Is the SN74HC125DT suitable for high-speed applications?
Yes, with a propagation delay of 11ns, it is suitable for high-speed applications.
8. What is the operating temperature range of the SN74HC125DT?
The operating temperature range is -40°C to 85°C.
9. Can the SN74HC125DT be used in automotive applications?
Yes, its wide voltage range and high noise immunity make it suitable for automotive electronics.
10. How does the SN74HC125DT handle power consumption?
The SN74HC125DT features low static current consumption, making it ideal for power-sensitive applications.
