Overview
The 74LVC125APW/AUJ is a quad buffer/line driver with 3-state outputs, manufactured by NXP USA Inc. This device is designed to operate in mixed 3.3 V and 5 V environments, making it versatile for various applications. It features 5 V tolerant input/outputs and is fully specified for partial power-down applications, preventing backflow current when powered down. The device includes Schmitt-trigger action at all inputs, enhancing tolerance to slower input rise and fall times.
Key Specifications
| Type number | VCC (V) | Logic switching levels | Output drive capability (mA) | fmax (MHz) | Number of bits | Power dissipation considerations | Tamb (°C) | Rth(j-a) (K/W) | Rth(j-c) (K/W) | Package name |
|---|---|---|---|---|---|---|---|---|---|---|
| 74LVC125APW | 1.2 - 3.6 | CMOS/LVTTL | ± 24 | 175 | 4 | Low | -40 ~ 125 | 142 | 68.4 | TSSOP14 |
Key Features
- Quad buffer/line driver with 3-state outputs controlled by output enable inputs (nOE).
- 5 V tolerant input/outputs, allowing use in mixed 3.3 V and 5 V environments.
- Schmitt-trigger action at all inputs for improved noise immunity.
- Wide supply voltage range from 1.2 V to 3.6 V.
- CMOS low power consumption.
- Direct interface with TTL levels.
- Compliance with JEDEC standards: JESD8-7A, JESD8-5A, and JESD8-C/JESD36.
- ESD protection: HBM ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V, CDM ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V.
- Multiple package options, including TSSOP14.
- Operating temperature range: -40°C to 125°C.
Applications
The 74LVC125APW/AUJ is ideal for various applications requiring high-speed bus management, such as:
- Mixed 3.3 V and 5 V system interfaces.
- High-speed data transmission and reception.
- Partial power-down applications to prevent backflow current.
- Systems requiring low power consumption and high noise immunity.
- General-purpose buffering and line driving in digital circuits.
Q & A
- What is the primary function of the 74LVC125APW/AUJ?
The primary function is to act as a quad buffer/line driver with 3-state outputs.
- What is the supply voltage range for this device?
The supply voltage range is from 1.2 V to 3.6 V.
- What type of inputs does the 74LVC125APW/AUJ support?
The device supports 5 V tolerant input/outputs, allowing it to be used in mixed 3.3 V and 5 V environments.
- What is the maximum output drive capability of the 74LVC125APW/AUJ?
The maximum output drive capability is ± 24 mA.
- What is the maximum operating frequency of the 74LVC125APW/AUJ?
The maximum operating frequency is 175 MHz.
- What type of ESD protection does the 74LVC125APW/AUJ have?
The device has ESD protection exceeding 2000 V for HBM and 1000 V for CDM.
- What is the operating temperature range for the 74LVC125APW/AUJ?
The operating temperature range is from -40°C to 125°C.
- What package options are available for the 74LVC125APW/AUJ?
The device is available in TSSOP14 packages among others.
- Does the 74LVC125APW/AUJ comply with any industry standards?
Yes, it complies with JEDEC standards: JESD8-7A, JESD8-5A, and JESD8-C/JESD36.
- What is the power dissipation characteristic of the 74LVC125APW/AUJ?
The device has low power consumption.
