Overview
The SN74LVC125APW is a quadruple bus buffer gate with 3-state outputs, designed and manufactured by Texas Instruments. This device is optimized for high-speed operation and is suitable for a wide range of applications requiring efficient bus interfacing and signal routing. It operates within a voltage range of 1.65V to 3.6V, making it versatile for use in various system environments, including mixed 3.3V/5V systems. The SN74LVC125APW features independent line drivers with separate output-enable (OE) inputs, allowing each output to be disabled when the associated OE input is high. This ensures high-impedance states during power-up or power-down, enhancing the device's reliability and functionality.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package | TSSOP (PW) | - |
| Pins | 14 | - |
| Operating Temperature Range | -40 to 125 | °C |
| Supply Voltage Range | 1.65 to 3.6 | V |
| Input Voltage Range | -0.5 to 6.5 | V |
| Output Voltage Range | -0.5 to VCC + 0.5 | V |
| Propagation Delay (tpd) at 3.3V | 4.8 ns | ns |
| Continuous Output Current | ±50 mA | mA |
| Power Dissipation | 500 mW | mW |
Key Features
- 3-State outputs for efficient bus interfacing.
- Separate output-enable (OE) inputs for all 4 buffers.
- Operates from 1.65V to 3.6V, with input voltages up to 5.5V.
- Specified from –40°C to 85°C and –40°C to 125°C.
- High-speed operation with a maximum propagation delay of 4.8ns at 3.3V.
- Low power consumption for energy-efficient operation.
- Robust construction for reliable operation in various environments.
- Compact TSSOP package suitable for space-constrained applications.
Applications
- Microcontroller systems: Suitable for bus interfacing in microcontroller environments.
- Memory interfaces: Used in memory interface applications for efficient signal routing.
- Communication systems: Employed in communication systems for efficient signal routing and bus buffering.
- Mixed 3.3V/5V system environments: Acts as a translator between 3.3V and 5V devices).
Q & A
- What is the SN74LVC125APW?
The SN74LVC125APW is a quadruple bus buffer gate with 3-state outputs, designed for high-speed operation and efficient bus interfacing.
- Who manufactures the SN74LVC125APW?
The SN74LVC125APW is manufactured by Texas Instruments.
- What is the operating voltage range of the SN74LVC125APW?
The device operates from 1.65V to 3.6V and can accept input voltages up to 5.5V.
- What is the maximum propagation delay of the SN74LVC125APW at 3.3V?
The maximum propagation delay is 4.8ns at 3.3V.
- What are the key features of the SN74LVC125APW?
Key features include 3-state outputs, separate OE inputs, high-speed operation, and low power consumption.
- In what types of applications is the SN74LVC125APW commonly used?
Common applications include microcontroller systems, memory interfaces, and communication systems.
- What package type is the SN74LVC125APW available in?
The device is available in a compact TSSOP package.
- How should the output-enable (OE) input be managed during power-up or power-down?
The OE input should be tied to VCC through a pull-up resistor to ensure high-impedance states during power-up or power-down.
- What is the maximum continuous output current of the SN74LVC125APW?
The maximum continuous output current is ±50 mA.
- What is the storage temperature range for the SN74LVC125APW?
The storage temperature range is –65°C to 150°C.
