Overview
The 74LVC2G125DP/S400125 is a dual bus buffer/line driver with 3-state outputs, manufactured by Nexperia (formerly NXP USA Inc.). This component is designed to operate in mixed 3.3 V and 5 V environments, making it versatile for various electronic systems. It features Schmitt-trigger action at all inputs, enhancing noise immunity and tolerance to slower input rise and fall times.
Key Specifications
| Type number | VCC (V) | Logic switching levels | Output drive capability (mA) | fmax (MHz) | Nr of bits | Power dissipation considerations | Tamb (°C) | Rth(j-a) (K/W) | Rth(j-c) (K/W) | Package name |
|---|---|---|---|---|---|---|---|---|---|---|
| 74LVC2G125DP | 1.65 - 5.5 | CMOS/LVTTL | ± 32 | 175 | 2 | low | -40 ~ 125 | 220 | 107 | TSSOP8 |
Key Features
- 3-state outputs controlled by the output enable inputs (nOE)
- Inputs can be driven from either 3.3 V or 5 V devices
- Schmitt-trigger action at all inputs for improved noise immunity
- IOFF circuitry for partial power-down mode operation
- Wide supply voltage range from 1.65 V to 5.5 V
- CMOS low-power consumption
- Latch-up performance exceeds 250 mA
- Direct interface with TTL levels
- Overvoltage tolerant inputs to 5.5 V
- ESD protection: HBM (ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V), CDM (ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V)
Applications
The 74LVC2G125DP/S400125 is suitable for a variety of applications, including:
- Mixed 3.3 V and 5 V systems
- Buffering and line driving in digital circuits
- Level translation between different voltage domains
- Partial power-down applications
- General-purpose logic circuits requiring low power consumption and high noise immunity
Q & A
- What is the primary function of the 74LVC2G125DP/S400125?
The primary function is to act as a dual bus buffer/line driver with 3-state outputs.
- What is the voltage range for the supply voltage (VCC)?
The supply voltage range is from 1.65 V to 5.5 V.
- Can the inputs be driven from both 3.3 V and 5 V devices?
Yes, the inputs can be driven from either 3.3 V or 5 V devices.
- What is the significance of Schmitt-trigger action at the inputs?
Schmitt-trigger action improves noise immunity and tolerance to slower input rise and fall times.
- What is the IOFF circuitry used for?
The IOFF circuitry provides partial power-down mode operation, preventing backflow current when the device is powered down.
- What are the ESD protection levels for this component?
The component has ESD protection levels of HBM (exceeds 2000 V) and CDM (exceeds 1000 V).
- What is the maximum operating temperature range?
The component is specified to operate from -40 °C to +125 °C.
- What package type is used for this component?
The component is packaged in a TSSOP8 (SOT505-2) package.
- Is the component compliant with any specific standards?
Yes, it complies with JEDEC standards such as JESD8-7, JESD8-5, JESD8C, and JESD36.
- What are some typical applications for this component?
Typical applications include mixed voltage systems, buffering and line driving, level translation, and general-purpose logic circuits.
