Overview
The 74LVC541APW/AU118 is an 8-bit buffer/line driver produced by NXP USA Inc., now part of Nexperia. This device is designed to operate in mixed 3.3 V and 5 V environments, making it versatile for various applications. It features 3-state outputs and two output enables (OE1 and OE2), allowing for flexible control over the output states. The device is also equipped with Schmitt-trigger action at all inputs, enhancing its 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 74LVC541APW | 1.2 - 3.6 | CMOS/LVTTL | ± 24 | 175 | 8 | low | -40~125 | 101 | 45 | TSSOP20 |
Key Features
- 5 V Tolerant Inputs/Outputs: Allows the device to be used in mixed 3.3 V and 5 V environments.
- 3-State Outputs: Controlled by two output enables (OE1 and OE2), enabling high-impedance OFF-state when OE is HIGH.
- Schmitt-Trigger Action: Enhances tolerance to slower input rise and fall times.
- Wide Supply Voltage Range: Operates from 1.2 V to 3.6 V.
- CMOS Low Power Consumption: Reduces power consumption.
- Direct Interface with TTL Levels: Compatible with TTL logic levels.
- IOFF Circuitry: Provides partial power-down mode operation, preventing backflow current when powered down.
- ESD Protection: HBM: ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V, CDM: ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V.
- Compliance with JEDEC Standards: JESD8-7A, JESD8-5A, JESD8-C/JESD36.
Applications
- Mixed Voltage Systems: Ideal for systems that require both 3.3 V and 5 V logic levels.
- Buffering and Line Driving: Suitable for applications requiring signal buffering and line driving.
- Partial Power Down Applications: Useful in systems where partial power-down is necessary to conserve power.
- TTL Compatible Systems: Compatible with TTL logic levels, making it versatile for various digital circuits.
Q & A
- What is the primary function of the 74LVC541APW/AU118?
The primary function is to act as an 8-bit buffer/line driver with 3-state outputs.
- What is the supply voltage range for this device?
The device operates from 1.2 V to 3.6 V.
- Can the 74LVC541APW/AU118 be used in mixed 3.3 V and 5 V environments?
- What is the significance of the Schmitt-trigger action in this device?
The Schmitt-trigger action enhances the device's tolerance to slower input rise and fall times.
- How does the IOFF circuitry benefit the device?
The IOFF circuitry prevents backflow current through the device when it is powered down.
- What are the ESD protection levels for this device?
HBM: ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V, CDM: ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V.
- What are the operating temperature ranges for the 74LVC541APW/AU118?
The device is specified from -40 °C to +85 °C and -40 °C to +125 °C.
- What package type is the 74LVC541APW/AU118 available in?
The device is available in a TSSOP20 package.
- Is the 74LVC541APW/AU118 compliant with RoHS and REACH regulations?
- What is the maximum output drive capability of the 74LVC541APW/AU118?
The maximum output drive capability is ± 24 mA.
