Overview
The 74HC541D/S400118, produced by NXP USA Inc., is an octal non-inverting buffer/line driver with 3-state outputs. This integrated circuit is part of the 74HC family, known for its high-speed CMOS technology and low power dissipation. The device is designed to provide reliable and efficient signal buffering and driving capabilities, making it suitable for a wide range of electronic applications.
Key Specifications
| Parameter | Conditions | Min | Typ | Max |
|---|---|---|---|---|
| VCC (Supply Voltage) | 2.0 V | 6.0 V | ||
| VIH (HIGH-level input voltage) | VCC = 2.0 V | 1.5 V | 1.5 V | |
| VIL (LOW-level input voltage) | VCC = 2.0 V | - | 0.5 V | 0.8 V |
| VOH (HIGH-level output voltage) | IO = -20 μA; VCC = 2.0 V | 1.9 V | 2.0 V | |
| VOL (LOW-level output voltage) | IO = 20 μA; VCC = 4.5 V | - | 0.1 V | 0.1 V |
| tpd (Propagation Delay) | VCC = 2.0 V | - | 33 ns | 115 ns |
| ICC (Supply Current) | VCC = 6.0 V | - | 8.0 μA | |
| CI (Input Capacitance) | - | 3.5 pF |
Key Features
- Non-Inverting Outputs: The 74HC541D provides non-inverting outputs, making it suitable for applications where signal polarity needs to be maintained.
- 3-State Outputs: The device features two output enables (OE1 and OE2), allowing the outputs to be set to a high-impedance OFF-state when OE is HIGH.
- Wide Supply Voltage Range: Operates from 2.0 V to 6.0 V, providing flexibility in various power supply environments.
- CMOS Low Power Dissipation: Fabricated with silicon gate C2MOS technology, ensuring low power consumption.
- High Noise Immunity: Complies with JEDEC standards (JESD8C and JESD7A), offering high noise immunity.
- ESD Protection: HBM (Human Body Model) exceeds 2000 V and CDM (Charged Device Model) exceeds 1000 V, providing robust ESD protection.
- Multiple Package Options: Available in SO20, SSOP20, and TSSOP20 packages, catering to different design requirements.
- Temperature Range: Specified from -40 °C to +85 °C and from -40 °C to +125 °C, making it suitable for a wide range of environmental conditions.
Applications
The 74HC541D is versatile and can be used in various applications across different industries, including:
- Automotive Systems: For signal buffering and driving in automotive electronics.
- Industrial Control Systems: In industrial automation and control systems where reliable signal transmission is crucial.
- Consumer Electronics: In consumer devices such as mobile phones, tablets, and other portable electronics.
- Computing and Data Communication: For buffering and driving signals in computing and data communication systems.
- Wearables and IoT Devices: In wearable technology and Internet of Things (IoT) devices where low power consumption is essential.
Q & A
- What is the primary function of the 74HC541D?
The primary function of the 74HC541D is to act as an octal non-inverting buffer/line driver with 3-state outputs.
- What is the supply voltage range for the 74HC541D?
The 74HC541D operates from a supply voltage range of 2.0 V to 6.0 V.
- What are the input levels for the 74HC541D?
The input levels for the 74HC541D are CMOS levels.
- Does the 74HC541D have ESD protection?
Yes, the 74HC541D has ESD protection with HBM exceeding 2000 V and CDM exceeding 1000 V.
- What are the package options available for the 74HC541D?
The 74HC541D is available in SO20, SSOP20, and TSSOP20 packages.
- What is the temperature range for the 74HC541D?
The 74HC541D is specified to operate from -40 °C to +85 °C and from -40 °C to +125 °C.
- How many output enables does the 74HC541D have?
The 74HC541D has two output enables (OE1 and OE2).
- What is the propagation delay for the 74HC541D?
The propagation delay for the 74HC541D varies depending on the supply voltage, but it is typically around 33 ns at VCC = 2.0 V.
- Is the 74HC541D suitable for automotive applications?
Yes, the 74HC541D is suitable for automotive applications due to its robust ESD protection and wide temperature range.
- What is the input capacitance of the 74HC541D?
The input capacitance of the 74HC541D is approximately 3.5 pF.
