Overview
The SN74AHCT125NS, manufactured by Texas Instruments, is a quadruple bus buffer gate featuring independent line drivers with 3-state outputs. This IC is part of the 74AHCT series, known for its high-speed performance and compatibility with TTL voltage levels. The SN74AHCT125NS is designed for applications requiring robust signal buffering and driving capabilities, making it suitable for use in industrial, automotive, and consumer electronics. Its key selling points include its high noise immunity, low power consumption, and ability to operate over a wide temperature range.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Manufacturer | Texas Instruments | - | - |
| Series | 74AHCT | - | - |
| Logic Type | Buffer/Line Driver, Non-Inverting | - | - |
| Number of Elements | 4 | - | - |
| Bits per Element | 1 | - | - |
| Output Type | 3-State | - | - |
| Supply Voltage | 4.5 to 5.5 | V | - |
| Operating Temperature | -40 to 85 | °C | - |
| Output Current (High/Low) | 8 / 8 | mA | - |
| Package | 14-SOIC | - | - |
Key Features
- High-speed performance with balanced propagation delays.
- TTL-compatible CMOS inputs for seamless integration with TTL logic levels.
- 3-state outputs for bus-oriented applications.
- High noise immunity and low power consumption.
- Wide operating temperature range (-40°C to 85°C).
Applications
The SN74AHCT125NS is widely used in applications requiring signal buffering and driving, such as industrial automation, automotive electronics, and consumer electronics. Its robust design makes it ideal for environments with high noise levels or where reliable signal integrity is critical. Typical applications include data buses, memory interfaces, and communication systems.
Q & A
1. What is the operating voltage range of the SN74AHCT125NS?
The operating voltage range is 4.5V to 5.5V.
2. What is the output type of this IC?
The output type is 3-state, which allows for high-impedance states when the output is disabled.
3. Is the SN74AHCT125NS compatible with TTL logic levels?
Yes, it features TTL-compatible CMOS inputs.
4. What is the maximum output current for high and low states?
The maximum output current is 8mA for both high and low states.
5. What is the operating temperature range?
The operating temperature range is -40°C to 85°C.
6. How many buffer gates are included in the SN74AHCT125NS?
It includes four independent buffer gates.
7. What package type is used for this IC?
It is available in a 14-SOIC package.
8. Can this IC be used in automotive applications?
Yes, its robust design makes it suitable for automotive electronics.
9. What is the typical propagation delay of the SN74AHCT125NS?
The typical propagation delay is between 5ns and 10ns.
10. Does this IC support over-voltage tolerant inputs?
Yes, it features over-voltage tolerant inputs for enhanced reliability.
