Overview
The SN74AHCT125DR is a quadruple bus buffer gate integrated circuit produced by Texas Instruments. This device features independent line drivers with 3-state outputs, making it suitable for a variety of digital logic applications. Each output can be disabled when the associated output-enable (OE) input is high, allowing for flexible control over data flow. The SN74AHCT125DR operates within a temperature range of -40°C to 85°C and is packaged in a 14-pin SOIC (Small Outline Integrated Circuit) package.
Key Specifications
| Specification | Description |
|---|---|
| Package | SOIC-14 |
| Number of Pins | 14 |
| Operating Temperature Range | -40°C to 85°C |
| Max Supply Voltage | 5.5 V |
| Min Supply Voltage | 4.5 V |
| Operating Supply Voltage | 5 V |
| High Level Output Current | -8 mA |
| Low Level Output Current | 8 mA |
| Propagation Delay | 7.5 ns |
| Turn-On Delay Time | 10 ns |
| Quiescent Current | 2 µA |
| Polarity | Non-Inverting |
| Output Type | 3-State |
Key Features
- Inputs are TTL-voltage compatible.
- Latch-up performance exceeds 250mA per JESD 17.
- Independent line drivers with 3-state outputs.
- Each output can be disabled when the associated output-enable (OE) input is high.
- High-impedance state during power up or power down when OE is tied to VCC through a pullup resistor.
Applications
The SN74AHCT125DR is versatile and can be used in various digital logic applications, including:
- Buffering and driving signals in digital circuits.
- Implementing logic functions in microprocessor and microcontroller systems.
- Providing isolation and level shifting in mixed-voltage systems.
- Enhancing signal integrity in high-speed data transmission systems.
Q & A
- What is the SN74AHCT125DR used for?
The SN74AHCT125DR is used as a quadruple bus buffer gate, providing independent line drivers with 3-state outputs for various digital logic applications. - What is the operating temperature range of the SN74AHCT125DR?
The operating temperature range is -40°C to 85°C. - What is the package type of the SN74AHCT125DR?
The package type is SOIC-14 (Small Outline Integrated Circuit with 14 pins). - What is the maximum supply voltage for the SN74AHCT125DR?
The maximum supply voltage is 5.5 V. - How many channels does the SN74AHCT125DR have?
The SN74AHCT125DR has 4 channels. - What is the propagation delay of the SN74AHCT125DR?
The propagation delay is 7.5 ns. - Is the SN74AHCT125DR TTL-voltage compatible?
Yes, the inputs are TTL-voltage compatible. - How does the output-enable (OE) input affect the outputs?
Each output is disabled when the associated output-enable (OE) input is high. - What is the quiescent current of the SN74AHCT125DR?
The quiescent current is 2 µA. - What is the latch-up performance of the SN74AHCT125DR?
The latch-up performance exceeds 250mA per JESD 17.
